HomeMy WebLinkAboutWQ0015931_More Information (Received)_20230403Initial Review
Reviewer
Nathaniel.Thornburg
Is this submittal an application? (Excluding additional information.) *
Yes No
If not an application what is the submittal type?* Annual Report
Residual Annual Report
Additional Information
Other
Permit Number (IR) * W00015931
Applicant/Permittee TNGC Charlotte LLC
Email Notifications
Does this need review by the hydrogeologist? * Yes No
Regional Office
CO Reviewer
Admin Reviewer
Submittal Form
Project Contact Information
Please provide information on the person to be contacted by NDB Staff regarding electronic submittal, confirmation of receipt, and other correspondence.
Name* David DeCaron
Email Address*
ddecaron@pdapa.com
Project Information
.........................
Application/Document Type*
New (Fee Required)
Modification - Major (Fee Required)
Renewal with Major Modification (Fee
Required)
Annual Report
Additional Information
Other
Phone Number*
704-664-7888
Modification - Minor
Renewal
GW-59, NDMR, NDMLR, NDAR-1,
N DAR-2
Residual Annual Report
Change of Ownership
We no longer accept these monitoring reports through this portal. Please click on the link below and it will take you to the correct form.
https://edoes.deq.nc.gov/Forms/NonDischarge_Monitoring_Report
Permit Type:*
Wastewater Irrigation
High -Rate Infiltration
Other Wastewater
Reclaimed Water
Closed -Loop Recycle
Residuals
Single -Family Residence Wastewater
Other
Irrigation
Permit Number:*
WQ0015931
Has Current Existing permit number
Applicant/Permittee Address*
120 Trump Square, Mooresville, NC 28117
Facility Name*
Trump National Golf Club Charlotte WWTP
Please provide comments/notes on your current submittal below.
We will submit this also as a separate email. Please call us or email us so that we can address any concerns. Thanks.
At this time, paper copies are no longer required. If you have any questions about what is required, please contact Nathaniel Thornburg
at nathaniel.thornburg@ncdenr.gov.
Please attach all information required or requested for this submittal to be reviewed here.
(Application Form, Engineering Plans, Specifications, Calculations, Etc.)
TNGC Submittal 4-3-23.pdf 15.12MB
Upload only 1 PDF document (less than 250 MB). Multiple documents must be combined into one PDF file unless file is larger
than upload limit.
* By checking this box, I acknowledge that I understand the application will not be accepted for pre -review until the fee (if required) has
been received by the Non -Discharge Branch. Application fees must be submitted by check or money order and made payable to the
North Carolina Department of Environmental Quality (NCDEQ). I also confirm that the uploaded document is a single PDF with all parts
of the application in correct order (as specified by the application).
Mail payment to:
NCDEQ — Division of Water Resources
Attn: Non -Discharge Branch
1617 Mail Service Center
Raleigh, NC 27699-1617
Signature
Submission Date 4/3/2023
PIEDMONT DESIGN ASSOCIATES, P.A.
125 East Plaza Drive, Suite 101 Engineering
Mooresville, NC 28115 Surveying
Telephone (704) 664-7888 Fax (704) 664-1778 Planning
Email: ddecaron(o-)_pdapa.com
April 3, 2023
NC Dept. of Environmental Quality
Division of Water Resources
1617 Mail Service Center
Raleigh, NC 27699-1617
Attn: Lauren Raup-Plummer, PE
RE: Application No: WQ0015931
Additional Information Request
Trump National Golf Club Charlotte WWTP Reclaimed Water System
Mooresville, Iredell County, North Carolina
Dear Ms. Raup-Plummer:
Below are our comments addressing your design concerns dated March 3, 2023:
A. Overall
1. The Applicant's responses to the questions regarding dual facilities (i.e., Item D.6 in the Response Letter
dated December 21, 2022, and Item VI.8 of Application Form RWG 06-16) indicate that mechanical
redundancy is to be provided in lieu of dual facilities. Mechanical redundancy is required under 15A NCAC
02U .0402(h) where "multiple pumps shall be provided wherever pumps are used". Pursuant to 15A NCAC
02U .0402(c), dual facilities shall be provided for all essential treatment units. The intent of this rule is that
reclaimed water facilities be designed with dual treatment trains for all essential treatment units. The
combined capacity of the dual treatment trains must at least equal the proposed design treatment capacity of
25,000 gallons per day (GPD). Please revise the proposed design to meet the requirements of 15A NCAC
02U .0402(c). Based on actual daily flow to the treatment plant, we feel that Phase I (installed at this
time) meets the intent of the rule with all essential treatment units including 2 times the volume in the
flow EQ chamber, 2 rows of textile accounting for two times actual daily flow, dual pumps in all
places, and two UV filters allowing for redundancy with all essential treatment components.
2. With regards to the permitted capacity of the TNGC Charlotte WWTP:
a. The RWG 06-16 application lists a daily design flow of 25,000 GPD under Item 111.6. This value
corresponds with the previously permitted treatment facility design.
b. A review of the provided engineering calculations indicates that the current disposal capacity is
20,000 GPD (12,500 GPD contributed via spray utilization areas and 7,500 GPD contributed via drip
utilization areas).
c. The response to Item J.3. in the Response Letter dated December 21, 2022, indicates that the
"future" treatment units depicted on the plans are necessary for the treatment facility to be rated at
25,000 GPD. However, pending the response to Item A.1, we understand that these "future" units
are not proposed for construction currently resulting in a design treatment capacity of 12,500 GPD.
Item A should be 20,000 GPD and has been revised to reflect that since the irrigation areas are the
limiting factor in the design flow. Since the actual daily flows do not exceed 6,500 gallons per day, we
request that the design flow remain at 20,000 GPD in the permit. If flow to the treatment plant were to
increase from any new growth (none planned at this time) then Phase II would be required to be
implemented per the newly requested permit.
Please note that the permit effluent flow limit is based on the most restrictive capacity (treatment or disposal).
If the proposed facility capacity (either treatment or disposal) is less than the minimum allowable daily design
flow under 15A NCAC 02T .0114(c), then a Flow Reduction Approval from the Collections Group within the
Municipal Permitting Unit may be necessary. Please contact the Collections Group regarding the
requirements of 15A NCAC 02T .0114(f) for an adjusted daily sewage flow design rate. Please provide our
office with a copy of the Flow Reduction Approval or other documentation indicating that the requirements
outlined in 15A NCAC 02T .0114 are being met. This item was addressed on October 20, 2015 (see
attached approval).
3. Within the Engineering Documents, Sheet U-3 depicts a single Flow EQ Tank, a Stage 1/Textile Filter Tank, a
Stage 2/Polishing Filter Tank, and a greyed -out "Future" Stage 1/Textile Tank to be installed in parallel with
the aforementioned Stage 1 Tank. On Page 4 of the Specifications, the components of the system list one
Flow EQ Tank, two Stage 1/Textile Filters, and one Stage 2/Polishing Filter. On Page 17 of the
Specifications, the system components are listed as two Flow EQ Tanks, two Stage 1/Textile Filter Tanks,
and one Stage 2/Polishing Filter Tank. Are both Flow EQ Tanks and Stage 1/Textile Filter Tanks being
proposed for construction in this modification? It is unclear whether the Applicant is seeking to have all the
depicted units (including the greyed out "Future" units) permitted as part of this modification request. Please
provide clarification and ensure that the Plan Set and the Specifications agree. This was clarified on page
17 of the specification section that (1) flow equalization tank, (1) primary recirculating textile filter and
(1) Stage II recirculating textile filter is to be installed at this time.
B. Response/Cover Letter:
1. The response to Item J.6. in the Response Letter dated December 21, 2022, indicates that the unit will be
placed at grade; however, the response (and the specifications) was unclear on how the proposed Flow EQ
Basin #1 (which is not an Orenco Media Filter) is to be maneuvered into place without damaging the liner of
the 5-day upset pond. Additionally, it was noted that the proposed location for the Flow EQ Basin #1 crosses
the existing return pipe from the 5-day upset pond to the treatment headworks. Will the existing return pipe be
impaired by the installation of Flow EQ Basin #1? Please provide additional information regarding the
installation method proposed for Flow EQ Basin #1 and any considerations being taken to ensure that the
existing infrastructure associated with the 5-day upset pond remains operational. These considerations
should be outlined within the Specifications. The flow equalization tank (TMAX) will be set on the existing
grade and will remain above grade with no excavation required adjacent to the existing 5 day upset
pond. Existing area will be leveled with gravel screenings (existing site material) to allow for a level
pad for the unit to be placed on.
2. The response to Item KA indicates that a sampling port is to be located at the back of the last treatment unit
before discharging to the turbidity basin. Sheet U-6 of the plans is referenced as the noted location. A review
of Sheet U-6 depicting the polishing filter does not show an effluent sampling port. Please revise. This was
added to Planview on plan sheet U-6.
E. RWG 06-16 Application:
1. The values provided in the table for Item V.1. appear to be directly copied from the Type 1 reclaimed water
effluent characteristics in 15A NCAC 02U .0301. These values should reflect what the proposed treatment
facility can achieve based on the engineering calculations. Please revise Item V.1. The values have been
revised to reflect the calculations provided by the manufacturer.
2. Within Item Vll.d. Residuals Treatment, an anaerobic digester is listed. An anaerobic digester is not
described within the remaining engineering documents. Please clarify why an anaerobic digester is specified
here. This was an error on our end with the pull -down menu on the application. The application has
been revised accordingly for Residuals Treatment to be as "other". All solids are removed from the
waste at the TMAX unit, which acts like a septic tank, so that only effluent is treated in Stage I and
Stage II filters.
F. RWNC 06-16 Application:
1. Item 1.4 of the lists a dedicated utilization capacity of 25,000 GPD for the TNGC Charlotte WWTP. In Item
11.6., the applicant indicated that this value is based on what was listed in the previous permit. The
engineering calculations provided in this submittal determined that 5,000 GPD of capacity associated with drip
zones D-4, D-5, D-6, and D-7 was removed from the permit in 2015. The combined disposal capacity in the
calculations lists 12,500 GPD attributed to the spray utilization sites and 7,500 GPD attributed to the
remaining drip utilization sites for a total disposal capacity of 20,000 GPD. Additionally, a note within Section
VI. Design Information for Non -Conjunctive Irrigation Systems indicates that the spray system is not utilized.
Is the active dedicated utilization capacity currently 7,500 GPD? Please document the disposal capacity and
revise the application. Additionally, please explain why the spray utilization system is currently not in use and
if repairs are necessary to return the spray utilization sites to operational status. Additional supporting
documentation (i.e., soils report, agronomic evaluation, hydrogeologic report) in favor of the 25,000 GPD
disposal capacity for the remaining utilization sites may be necessary. You are correct that the drip field
removal permitted in 2015 was for 5,000 gallons per day, therefore, the permitted design flow has
been revised from 25,000 gallons per day to 20,000 gallons per day. The daily flow never exceeds
6,500 gallons per day of actual flows. The drip is utilized first, then the spray irrigation. The spray
system is manually operated periodically by the ORC as demonstrated to Maria Schulte at MRO at
time of last inspection and performed satisfactorily. No additional flow is expected to be added to the
WWTP, however, the client does not want to revise permit for any less flow than what is currently
permitted.
H. Engineering Plans:
1. Sheet DEMO-1 indicates the intent is to cut and cap the existing treated effluent piping to the old plant;
however, it is unclear what is being proposed for the abandonment/removal of the existing return pipe from
the 5-day upset pond to the old plant or the inlet piping from the old plant to the 5-day upset pond. The
specifications within the Demolition section state that all underground piping may remain at the discretion of
the Owner. Please provide additional information. The intention of the return pipe from the 5-day upset
pond to the old plant is for it to be re-routed to the head of the new plant.
2. Sheet U-6 depicts an AX-MAX 125-42 Denite Unit. This differs from what is listed on Sheet U-3 for Stage 2
(an AX-MAX 275-42 unit). Which AX-MAX unit is being proposed for Stage 2? Please revise the Plan
Sheets, as necessary. This treatment unit was revised on the plans as noted.
3. Piping from the 5-day upset pond to the head of the treatment works was not depicted. Please revise Sheet
U-1 to depict all the proposed piping and accompanying inlet/outlet structures. Will the pond levels need to be
lowered to complete this work? Revised as requested. Pond levels will not need to be lowered to
complete the conversion of the return piping to from 5 day upset to the old plant to the new plant.
4. The provided plan set dated April 12, 1999, depicts the discharge piping from the treatment facility to the 5-
day upset pond at the southern corner with a similar configuration at the southeastern corner of the wet
weather storage pond. The proposed treatment configuration depicts discharge piping into the northern
corner of the 5-day upset pond with a similar depiction at the southwestern corner of the wet weather storage
pond. Detail drawings for the discharge piping/structure were not provided for the proposed treatment
configuration. Detail piping now shows tying into these existing discharge pipes from the existing
plant so that no penetrations into the existing liners would be made. This was discussed with the
ORC and installer and Mr. Long felt this was the best way to do this.
5. The provided plan set dated April 12, 1999, depicts a 6-inch perforated PVC pond underdrain that runs down
the centerlines of the 5-day upset and wet weather storage ponds. Where does this subsurface drain
discharge? This existing subsurface drain discharges below Irrigation Zone 1 into an existing storm
drain junction box per the current and previous ORC.
I. Specifications:
1. Page 1 of the specifications indicated that the 5-day upset pond and wet weather storage pond are to be
unchanged. Specifications were not provided regarding the installation of the revised piping and inlet/outlet
structures within the 5-day upset pond and wet weather storage pond. Means and methods for ensuring that
the integrity of the synthetic liner is not compromised should be described. There will no new pipe
penetrations in the existing pond liners. It was discussed with the current ORC, Brandon Long as
well as the previous ORC, Tim Bannister, that the existing 4-inch metal pipe will be tied into on the
eastern side of the upset pond to avoid cutting into the existing liner.
J. Engineering Calculations:
1. The provided engineering calculations are considered incomplete. Pursuant to 15A NCAC 02U .0201(c)(3),
treatment unit sizing criteria (including UV disinfection systems), total dynamic head and system curve
analysis for each pump and buoyancy calculations are to be provided. Please revise. All calculations have
been provided as requested. As far as the treatment unit are concerned with buoyancy calculations,
these are not needed since they will be set on grade or cut into bank.
2. The facility capacity varies throughout the calculations package. The initial page of the Piedmont Design
Associates calculations shows a maximum daily flow of 12,500 GPD, and the second page shows a
maximum daily flow of 25,000 GPD. The first page of the AQWA calculations shows an average flow of 9,500
GPD, and the second page shows 14,750 GPD. Please clarify the proposed treatment capacity, and if
construction is to be conducted in phases, then please clarify Phase 1, 2, etc. within the calculations and the
other engineering documents. Please also explain the discrepancy between the Piedmont Design Associates
design flows and the AQWA design flows. The design flow we are using for the treatment and disposal
system is 20,000 gallons per day due the restricting daily flow of the irrigation fields. The daily
maximum flow to the system never exceeds 6,500 gallons (based on actual data).
3. The required textile area of 531 square feet (SF) at a flow of 9,500 GPD provided by AQWA does not appear
to correspond to the Piedmont Design Associates 12,500 GPD textile area calculation which states that 250
SF of AX-MAX textile is required with an additional 65 SF of textile (having a different textile per unit value of
75 SF) listed for polishing. Is the Piedmont Design Associates calculation describing an AX-MAX 275-42 unit
and an AX-MAX 125-42 Denite unit? Is the proposed design of one AX-MAX 275-42 unit against the
manufacturer's specifications, and is the single unit sufficient to meet the effluent treatment standards for
12,500 GPD? A portion of the calculations that were provided were used in the preliminary sizing of
the treatment units. These have been removed from the calculation section of the submittal. The
new calculations have been revised to reflect a design flow of 10,000 gallons for Phase I and 20,000
gallons for Phase II.
4. Similarly, a large discrepancy between the required textile surface area is present between the AQWA and
Piedmont Design Associates calculations for the proposed permitted flow of 25,000 GPD. The AQWA
calculation determined that 824 SF (equivalent to three AX-MAX 275-42 units) is necessary for a lower design
flow (14,750 GPD). The calculations provided by Piedmont Design Associates showed that treatment is
achieved with 500 SF of textile (two AX-MAX 275-42 units) and an additional 125 SF of textile (possibly as
one AX-MAX 125-42 Denite Unit). Please address this discrepancy and clarify the design and unit selection.
If the AX-MAX 125-42 unit is not being proposed, then please revise the calculations from Piedmont Design
Associates to reflect the designed treatment facility. A portion of the calculations that were provided were
used in the preliminary sizing of the treatment units. These have been removed from the calculation
section of the submittal. The new calculations have been revised to reflect a design flow of 10,000
gallons for Phase I and 20,000 gallons for Phase II.
5. Within the calculations for the high-water alarm elevation, a total dosage of 27,000 GPD is used. Our
understanding is that the applicant is proposing a facility capacity of 25,000 GPD, please explain what the
additional 2,000 GPD represents in this calculation. Total volume dosed over the Advantex Textile filter
has been revised to be 20,000 gallons, however, based on historical data, the treatment and disposal
system will never see volumes of this magnitude. The high — water alarm will remain at 4.05-inches
above the tank bottom.
O. Recommendations:
1. Based on the submitted design, the turbidimeter and diversion to the 5-day upset pond occurs downstream of
the UV disinfection unit. The UV disinfection system experiences reduced efficacy under increased turbidity
conditions, and it is unclear how the proposed configuration will prevent solids accumulation in the UV bank.
Our office recommends the Engineer consider altering the design such that the turbidimeter and diversion
process occurs prior to the UV disinfection chamber. The turbidimeter has been re -located to the outlet
side of the Stage II Polishing Filter (pre -UV) as recommended after discussions with the ORC and
treatment manufacturer.
We feel this addresses all concerns regarding this project. If you have any further questions, comments or
concerns, please feel free to contact us at (704) 664-7888.
Yours truly,
PIEDMONT DESIGN ASSOCIATES, P.A.
40_t4�
David DeCaron
cc. Mr. Cory Head, Trump National Golf Club Charlotte
Mr. Brandon Long, TCW Wastewater
2. Facility status: Existing
3. What is the proposed beneficial use(s) of the reclaimed water in accordance with 15A NCAC 02U .0101(a) ?
(Check all that apply)
® Irrigation (non food crop) ❑ Irrigation (food chain crops) ❑ Industrial process water make up
❑ Cooling towers ❑ Chiller/Boiler makeup ❑ Urinal/Toilet flushing (non-residential)
❑ Fire protection (non-residential) ❑ Other (specify):
4. Amount of reclaimed water to be used: 20,000 gallons per day
5. Does the reclaimed water source facility already have a permit for generation of reclaimed water? ® Yes or ❑ No
✓ If Yes, list permit number: W00015931
✓ If No, then the Reclaimed Water Generation application (FORM: RWG) must also be included in this package.
II. USER INFORMATION (Continued)
6. Explanation of how usage volume was calculated: Previous Permit
7. In accordance with 15A NCAC 02U .0501(a)(2) and (b)(2), how will the public and/or employees be notified about the use of
reclaimed water? Posted Signage
8. Specify the location within the application package where examples of notification materials can be found:
III. UTILIZATION AREA SETBACKS (15A NCAC 02U .0701)
1. Provide the actual minimum distance in feet from the storage units and utilization areas to each item listed (distances greater
than 500 feet may be marked N/A):
Setback Parameter
Utilization Areas
Final Effluent Storage
Units
Required
Actual
Required
Actual
Any private or public water supply source
100
>500
Any property line
50
100
Any well with exception of monitoring wells
100
>500
100
>500
Surface waters (streams — intermittent and perennial,
perennial waterbodies, and wetlands) classified as SA
100
>500
50
>500
Surface waters (streams — intermittent and perennial,
25
>500
50
>500
perennial waterbodies, and wetlands) not classified as SA
2. Do the utilization areas and storage units comply with all setbacks found in the river basin rules (15A NCAC 2B .0200)?
® Yes or ❑ No
✓ If no, list non -compliant setbacks:
3. Are any setback waivers required in order to comply with 15A NCAC 02U .0701? ❑ Yes or ®No
✓ If yes, have these waivers been written, notarized signed by all parties involved and recorded with the County Register of
Deeds? ❑ Yes or ❑ No
✓ If yes, has a Non -Discharge Wastewater System Waiver (FORM: NDWSW) been included with this application package?
❑ Yes or ❑ No
FORM: RWNC 06-16 Page 2 of 9
VI. DESIGN INFORMATION FOR NON -CONJUNCTIVE IRRIGATION SYSTEMS
1. Will reclaimed water be used for irrigation? ® Yes or ❑ No
✓ If no, then skip the remaining items in Section VI., and proceed to Section VII.
2. The irrigation system is: ® existing ❑ proposed
3. The irrigation system is: Combined spray and drip Note: Spray System Not Utilized
4. Does the irrigation area contain any subsurface drainage structures? ❑ Yes or ® No
✓ If yes, where does the drainage system discharge?
5. Provide the minimum depth to the seasonal high water table within the irrigation area: >7 ft
NOTE: The vertical separation between the seasonal high water table and the ground surface shall be at least one foot.
6. Provide the equipment information below for spray and/or drip systems: S P RAY SYSTEM NOT UTILIZED
Spray Utilization Design Element
Plan Sheet
Number
Specification
Page Number
Wetted diameter of nozzles
ft
Wetted area of nozzles
ft2
Nozzle capacity
gpm
Nozzle manufacturer / model
/
Drip Utilization Design Element
Plan Sheet
Number
Specification
Page Number
Wetted area of emitters
15232 ft2
28
MS-47.1
Distance between laterals
4 ft
28
MS-47.1
Distance between emitters
2 ft
28
MS-47.1
Emitter capacity
0.1 gpm
N/A
MS-47.1
Emitter manufacturer / model
Netafim / 0.61 GPH
28
MS-47.1
7. If applicable, provide the location of each design element in the specifications and engineering plans for irrigation dosing
systems:
Utilization Pump Tank
Plan Sheet
Number
Specification
Page Number
Internal dimensions (L x W x H or T x H)
472 ft
70 ft
8 ft
24
BOD
Total volume
273,896 ft; 2,048,742 gallons
24
BOD
Dosing volume
167.11 ft' ns
25
BOD
Audible & visual alarms
iio
25
BOD
Equipment to prevent utilization during rain events
25
BOD
FORM: RWNC 06-16 Page 5 of 9
III. INFORMATION ON RECLAIMED WATER GENERATION:
1. What is the origin of the influent (i.e., school, residential, hospital, municipality, industry, etc.)? Commercial (Golf Club)
2. Reclaimed water generating capacity for this project: 20,000 gallons per day (GPD)
3. What is the wastewater type? ® Domestic or Industrial (See 15A NCAC 02T .0103(20))
Is there a Pretreatment Program in effect? ❑ Yes or ❑ No
Has a wastewater chemical analysis been submitted in accordance with
Instruction C? ❑ Yes or ❑ No
4. How was the influent flow rate determined? ® 15A NCAC 02T .0114 or ❑ Representative Data
5. Hasa flow reduction been approved under 15A NCAC 02T .0114(f)? ❑ Yes or ® No
6. Provide the required information in the table below to document design flow pursuant to 15A NCAC 02T .0114:
Establishment Type
Daily Design Flow'
No. of Units
Flow
Commercial / Village Area
20,000 gal/day
1
20,000 GPD
gal/
GPD
gal/
GPD
gal/
GPD
gal/
GPD
gal/
GPD
Total
20,000 GPD
IV. TREATMENT AND STORAGE UNIT SETBACKS (15A NCAC 02U .0701)
1. Provide the actual minimum distance in feet from the treatment units, storage units, and utilization areas to each item listed
(distances greater than 500 feet may be marked N/A):
Setback Parameter
Treatment Units/
Final Effluent Storage
5-day Upset Storage
Units
Required
Actual
Required
Actual
Any habitable residence or place of assembly under separate
100
252
ownership or not to be maintained as part of the project site
Any private or public water supply source
100
226
100
240
Surface waters (streams — intermittent and perennial,
50
>500
50
>500
perennial waterbodies, and wetlands
Any well with exception of monitoring wells
100
>500
100
>500
Any property line
50
61
50
105
2. Do the treatment and storage units comply with all setbacks found in the river basin rules (15A NCAC 213 .0200)?
® Yes or ❑ No If no, list non -compliant setbacks:
3. Are any setback waivers required in order to comply with 15A NCAC 02U .0701? ❑ Yes or ®No
✓ If yes, have these waivers been written, notarized signed by all parties involved and recorded with the County Register
of Deeds? ❑ Yes or ❑ No
✓ If yes, has the required Non -Discharge Wastewater System Waiver (FORM: NDWSW) been included with this
application package? ❑ Yes or ❑ No
FORM: RWG 06-16 Page 2 of 9
V. RECLAIMED WATER CHARACTERISTICS:
1. Complete the table below by filling in the estimated influent concentrations and design effluent characteristics 05A NCAC 2U .0301):
Design Effluent
Design Effluent
Design Effluent
Estimated
Monthly Average
Geometric Mean
Daily Maximum
Parameter
Influent
Concentration
Actual
Required
Actual
Required
Actual
Required
BOD5
250 mg/1
1.25 mg/l
10 mg/1(Type 1)
VP10
mg/l
15 mg/1(Type 1)
5m /1 (Type 2
10m /1 (Type 2
TSS
75 mg/1
0.14 mg/1
5 mg/1(Type 1)
5 mg/1
10 mg/1(Type 1)
5 mg/1 (Type 2
10 mg/1 (Type l
NH3-N
25 mg/1
0.06 mg/l
4 mg/1(Type 1)
4 mg/1
6 mg/1(Type 1)
l m /1 T e2
2m 1(Type2
NOs-N
mg/1
11.40 mg/1
NO2-N
mg/1
mg/1
Total Nitrogen
30 mg/1
11.48 mg/1
4 mg/1(wedand
T
augmentation only)
Total Phosphorus
8 mg/1
8 mg/l
1 mg/1(wedand
augmentation only)
TKN
<1 mg/1
Turbidity
10 NTU
10 NTU (Type 1)
5 NTU (Type 2
Fecal Coliforms
OR
5001100 ml
14/100 ml
14/100 ml (Type 1)
25/100 ml
25/100 ml (Type 1)
E. Coli ❑
3/100 ml (Type 2)
25/100 ml (Type 2)
choose one
Coliphage - (Type 2 only)
/100 ml
/100 ml
51100 ml (Type 2)
/100 ml
25/100 ml (Type 2)
Clostridium perfingen - (Type 2 only)
/100 ml
/100 ml
51100 ml (Type 2)
/100 ml
25/100 ml (Type 2)
2. Have calculations or historical data been provided to justify the design effluent values shown in Item V.1. above? (See Application Instruction F)? ® Yes ❑ No
✓ If No, please explain:
FORM: RWG 06-16 Page 3 of 9
North Carolina Department of Environmental Quality
Pat McCrory
Governor
October 20, 2015
Tim BANNISTER — ORC
TNGC CHARLOTTE, LLC
POST OFFICE BOX 187
WINGATE, NORTH CAROLINA 28174
Dear Mr. Bannister:
Donald R. van der Vaart
Secretary
Subject: Permit No. WQ0015931
Trump National Golf Club
Charlotte WWTF
Reclaimed Water Generation &
Non -Conjunctive Reclaimed
Water Utilization System
Iredell County
In accordance with your permit minor modification request received July 13, 2015, and subsequent
additional information received October 19, 2015, we are forwarding herewith Permit No. WQ0015931
dated October 20, 2015, to TNGC Charlotte, LLC for the continued operation of the subject reclaimed water
generation and non -conjunctive reclaimed water utilization facilities.
Modifications to the subject permit are as follows:
➢ Removal of drip irrigation fields D-4, D-5, D-6, and D-7.
This permit shall be effective from the date of issuance until May 31, 2018, shall void Permit No.
W00015931 issued November 13, 2012, and shall be subject to the conditions and limitations as specified
therein. Please pay particular attention to the monitoring requirements listed in Attachments A and B, for
they may differ from the previous permit issuance. Failure to establish an adequate system for collecting
and maintaining the required operational information shall result in future compliance problems.
For your convenience, customized electronic copies of your facility's NDMR and NDAR-1
reporting forms are available for download at: http://portal.ncdenr.or web/wq/aps/lau/renorting.
Please note the following permit conditions have been removed since the last permit issuance
dated November 13, 2012:
➢ Old Condition 11.13. — This condition has been removed because it is no longer applicable.
➢ Old Condition III. IS. — This condition has been removed because it is no longer applicable.
➢ Old Condition III.19. — This condition has been removed because it is no longer applicable.
➢ Old Condition III.20. — This condition has been removed because the 5-day upset pond has
been constructed.
➢ Old Condition III.24. — This condition is applicable to bulk distributed reclaimed water.
Non -Discharge Permitting Unit
1617 Mail Service Center, Raleigh, North Carolina 27699-1617
Phone: 919-807-64641 Internet hfo://Dortal.nodenr.org/webhva
An Equal Opportunity 1 Affirmative Action Employer- Made in part with recycled paper
Mr. Tim Bannister
October 20, 2015
Page 2 of 2
➢ Old Condition 1II.25. - This condition is applicable to bulk distributed reclaimed water.
Please note the following permit conditions are new since the last permit issuance dated
November 13, 2012:
➢ Condition III.9. - This condition requires the Permittee to calibrate the turbidimeter a minimum
of once per year.
➢ Condition FV.S.b. -Reuse utilization records now to include volume utilized.
➢ Condition IV.8.d. -Maintenance records now to include turbidimeter calibration.
If any parts, requirements or limitations contained in this permit are unacceptable, the Permittee
has the right to request an adjudicatory hearing upon written request within 30 days following receipt of
this permit. This request shall be in the form of a written petition, conforming to Chapter 150B of the North
Carolina General Statutes, and filed with the Office of Administrative Hearings at 6714 Mail Service
Center, Raleigh, NC 27699-6714. Unless such demands are made, this permit shall be final and binding.
If you need additional information concerning this permit, please contact Troy Doby at (919) 807-
6336 or trov.doby ncdenr.gov.
Sincerely,
-j/-S. Jay Zimmerman, P.G., Direct
Division of Water Resources
cc: Iredell County Health Department (Electronic Copy)
Mooresville Regional Office, Water Quality Regional Operations Section (Electronic Copy)
Donald L. Munday, PE - Piedmont Design Associates fdmunday@pda a.coml (Electronic Copy)
Central Files
Digital Permit Archive (Electronic Copy)
NORTH CAROLINA
ENVIRONMENTAL MANAGEMENT COMMISSION
DEPARTMENT OF ENVIRONMENTAL QUALITY
RALEIGH
RECLAIMED WATER GENERATION AND NON -CONJUNCTIVE RECLAIMED WATER
UTILIZATION SYSTEM PERMIT
In accordance with the provisions of Article 21 of Chapter 143, General Statutes of North Carolina as
amended, and other applicable Laws, Rules and Regulations
PERMISSION IS HEREBY GRANTED TO
TNGC Charlotte, LLC
Iredell County
FOR THE
continued operation of a wastewater collection system consisting of: approximately 2,250 linear feet (LF)
of 8-inch gravity sewer; a 70 gallon per minute (GPM) pump station with duplex pumps and on -site audible
and visual high-water alarms; approximately 1,905 LF of 4-inch force main; and all associated piping,
valves, controls and appurtenances; the
continued operation of a 25,000 gallon per day (GPD) reclaimed water generation system consisting of: a
screening device; a flow splitter; a 6,250 gallon flow equalization basin with two 35 GPM pumps; two
12,500 gallon aeration basins served by two 165 cubic feet per minute (CFM) blowers; two 2,167 gallon
clarifiers; an ultraviolet (UV) disinfection system with a backup tablet chlorinator; a 6,250 gallon sludge
holding tank, an effluent flow meter; two 15 square foot (ft2) tertiary filters; a 4,800 gallon clear well with
two 225 GPM backwash pumps; a 4,800 gallon backwash return tank with two 26 GPM pumps; a 15 CFM
air scour blower; a continuous in -line turbidimeter; a 125,000 gallon 5-day upset pond; a 60 GPM pump
station with two pumps and on -site audible and visual high-water alarms; a 1,739,610 gallon wet weather
storage pond with two 80 GPM irrigation pumps; and all associated piping, valves, controls and
appurtenances; and the
continued operation of a non -conjunctive reclaimed water utilization system consisting of a 2.1 acre drip
irrigation area comprised of six zones with nineteen 200 foot dripper lines; a 150 GPM pump rated at 267
feet of total dynamic head (TDH); approximately 13.39 acres of spray irrigation area consisting of 17 zones
with a total of 49 sprinkler heads; a soil moisture sensor; and all associated piping, valves, controls and
appurtenances
to serve Trump National Golf Club Charlotte WWTF, with no discharge of wastes to surface waters,
pursuant to the application received July 13, 2015, and subsequent additional information received by the
Division of Water Resources, and in conformity with the project plans, specifications, and other supporting
data subsequently filed and approved by the Department of Environmental Quality and considered a part
of this permit.
This permit shall be effective from the date of issuance until May 31, 2018, shall void Permit No.
WQ0015931 issued November 13, 2012, and shall be subject to the following specified conditions and
limitations:
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I. SCHEDULES
No later than six months prior to the expiration of this permit, the Permittee shall request renewal of
this permit on official Division forms. Upon receipt of the request, the Division will review the
adequacy of the facilities described therein, and if warranted, will renew the permit for such period of
time and under such conditions and limitations as it may deem appropriate. Please note Rule 15A
NCAC 02T .0105(d) requires an updated site map to be submitted with the permit renewal application.
[15A NCAC 02U .0106, 02U .0109]
H. PERFORMANCE STANDARDS
The subject reclaimed water facilities shall be effectively maintained and operated at all times so there
is no discharge to surface waters, nor any contravention of groundwater or surface water standards. In
the event the facilities fail to perform satisfactorily, including the creation of nuisance conditions due
to improper operation and maintenance, or failure of the utilization areas to adequately assimilate the
reclaimed water, the Permittee shall take immediate corrective actions including Division -required
actions, such as the construction of additional or replacement reclaimed water generation and utilization
facilities. [G.S. 143-215.1, 143-213.3(a)]
2. This permit shall not relieve the Permittee of their responsibility for damages to groundwater or surface
water resulting from the operation of this facility. [15A NCAC 02B .0200, 02L .0100]
The wastewater collection facilities shall be properly maintained and operated at all times. The
Permittee shall maintain compliance with an individual system -wide collection system permit for the
operation and maintenance of these facilities in accordance with 15A NCAC 02T .0400. If an
individual permit is not required, the following performance criteria shall be met as provided in 15A
NCAC 02T .0403.
a. The sewer system shall be effectively maintained and operated at all times to prevent discharge to
land or surface waters, and any contravention of groundwater or surface water standards.
b. A map of the sewer system shall be developed and actively maintained.
c. An operation and maintenance plan shall be developed, implemented and maintained.
d. Pump stations not connected to a telemetry system shall be inspected every day (i.e., 365 days per
year). Pump stations connected to a telemetry system shall be inspected at least once per week.
e. High -priority sewers shall be inspected at least once every six months.
f. A general observation of the entire sewer system shall be conducted at least once per year.
g. Overflows and bypasses shall be reported to the Mooresville Regional Office in accordance with
15A NCAC 02B .0506(a), and public notice shall be provided as required per North Carolina
General Statute §143-215.1C.
h. A grease control program shall be developed, implemented and maintained.
i. Right-of-ways and easements shall be maintained.
j. Inspection and maintenance records for Conditions II.3.a. through II.3.i. shall be maintained for a
period of at least three years, except for Conditions II.3.b. and II.3.c., which shall be maintained
for the life of the system.
[15A NCAC 02T .0403]
4. Effluent limitations for generated reclaimed water shall not exceed those specified in Attachment A.
[15A NCAC 02U .0300]
5. Application rates shall not exceed those specified in Attachment B. [15A NCAC 02U .0401(g), 02U
.0402(m)]
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6. The following shall be requirements for the reclaimed water distribution, storage and utilization
facilities:
a. All reclaimed water valves, storage facilities and outlets shall be tagged or labeled to warn the
public or employees that reclaimed water is not intended for drinking. Where appropriate, such
warning shall inform the public or employees to avoid contact with reclaimed water.
b. All reclaimed water piping, valves, outlets and other appurtenances shall be color -coded, taped or
otherwise marked to identify the source of the water as being reclaimed water.
i. All reclaimed water piping and appurtenances shall be either colored purple (i.e., Pantone 522)
and embossed or integrally stamped or marked "CAUTION: RECLAIMED WATER — DO
NOT DRINK" or be installed with a purple (i.e., Pantone 522) identification tape or
polyethylene vinyl wrap. The warning shall be stamped on opposite sides of the pipe and
repeated every three feet or less.
ii. Identification tape shall be at least three inches wide and have white or black lettering on purple
(i.e., Pantone 522) field stating "CAUTION: RECLAIMED WATER — DO NOT DRINK "
Identification tape shall be installed on reclaimed water pipelines in a visible manner, fastened
at least every 10 feet to each pipe length and run continuously the entire length of the pipe.
iii. Existing underground distribution systems retrofitted for the purpose of distributing reclaimed
water shall be taped or otherwise identified as noted above. This identification need not extend
the entire length of the distribution system, but shall be incorporated within 10 feet of crossing
any potable water supply line or sanitary sewer line.
c. All reclaimed water valves and outlets shall be of a type, or secured in a manner, that permits
operation by authorized personnel only.
d. Hose bibs shall be located in locked, below grade vaults that shall be labeled as being of non -
potable quality. As an alternative to the use of locked vaults with standard hose bib services, other
locking mechanisms such as hose bibs which can only be operated by a tool may be placed above
ground and labeled as non -potable water.
[I5A NCAC 02U .0403]
7. No direct cross -connections shall be allowed between reclaimed water and potable water systems,
unless such connection has been approved by the Department pursuant to 15A NCAC 18C .0406. [15A
NCAC 02U .0403(f)]
8. Reclaimed water distribution lines shall be located at least 10 feet horizontally from and 18 inches
below any water line where practicable. Where these separation distances cannot be met, the piping
and integrity testing procedures shall meet water main standards in accordance with 15A NCAC 18C.
[15A NCAC 02U .0403(h)]
Reclaimed water distribution lines shall not be less than 100 feet from a well unless the piping and
integrity testing procedures meet water main standards in accordance with 15A NCAC 18C, but in no
case shall they be less than 25 feet from a private well or 50 feet from a public well. [15A NCAC 02U
.0403(i)]
10. Reclaimed water distribution lines shall be located at least two feet horizontally from and 18 inches
above any sewer line where practicable. Where these separation distances cannot be met, the piping
and integrity testing procedures shall meet water main standards in accordance with 15A NCAC 18C.
[15A NCAC 02U .04030)]
11. The compliance and review boundaries are established at the property boundary. Any exceedance of
standards at the compliance or review boundary shall require action in accordance with 15A NCAC
02L .0106. [15A NCAC 02H .0219(k)(1)(C)(i)(III)]
12. The Permittee shall apply for a permit modification to establish a new compliance boundary prior to
any sale or transfer of property affecting a compliance boundary. [15A NCAC 02L .0107(c)]
WO0015931 Version 3.2 Shell Version 150213 Page 3 of 10
M.
13. No wells, excluding Division approved monitoring wells, shall be constructed within the compliance
boundary except as provided for in 15A NCAC 02L .0107(g). [15A NCAC 02L .0107(d)]
14. Except as provided for in 15A NCAC 02L .0107(g), the Permittee shall ensure any landowner who is
not the Permittee and owns land within the compliance boundary shall execute and file with the Iredell
County Register of Deeds an easement running with the land containing the following items:
a. A notice of the permit and number or other description as allowed in 15A NCAC 02L .0107(f)(1);
b. Prohibits construction and operation of water supply wells within the compliance boundary; and
c. Reserves the right of the Permittee or the State to enter the property within the compliance boundary
for purposes related to the permit.
The Director may terminate the easement when its purpose has been fulfilled or is no longer needed.
[15A NCAC 02L .0107(f)]
15. The facilities permitted herein shall be constructed according to the following setbacks:
a. The setbacks for reclaimed utilization sites shall be as follows (all distances in feet):
i. Surface waters not classified SA: 25
ii. Surface waters classified SA: 100
iii. Any well with exception to monitoring wells: 100
[I 5A NCAC 02H .0219(k)]
b. The setbacks for treatment units shall be as follows (all distances in feet):
i. Any habitable residence or place of public assembly under separate ownership: 100
ii. Any private or public water supply source: 100
iii. Surface waters: 50
iv. Any well with exception of monitoring wells: 100
v. Any property line: 50
[15A NCAC 02H .0219(k)]
OPERATION AND MAINTENANCE REOUEREMENTS
I. The reclaimed water generation and utilization facilities shall be properly maintained and operated at
all times. The facilities shall be effectively maintained and operated as a reclaimed water system to
prevent the discharge of any reclaimed water or partially treated effluent resulting from the operation
ofthisfacility. [15ANCACO2T.0108(b)(1)]
2. The Permittee shall maintain an Operation and Maintenance Plan, which at a minimum shall include
the following:
a. Description of the system in sufficient detail to show what operations are necessary for the system
to function and by whom the functions will be conducted;
b. A map of all distribution lines and record drawings of all utilization systems under the Permittee's
control;
c. Description of anticipated maintenance activities;
d. Include provisions for safety measures including restriction of access to sites and equipment; and
e. Spill control provisions including response to upsets and bypasses including control, containment,
remediation, and contact information for plant personnel, emergency responders and regulatory
agencies.
[15A NCAC 02U .0801]
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Shell Version 150213
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Upon the Water Pollution Control System Operators Certification Commission's (WPCSOCC)
classification of the subject non -discharge facilities, in accordance with 15A NCAC 08G .0200 the
Permittee shall designate and employ a certified operator in responsible charge (ORC) and one or more
certified operator(s) as back-up ORC(s). The ORC or their back-up shall visit the facilities in
accordance with 15A NCAC 08G .0200, and shall comply with all other conditions specified in the
previously cited rules. [15A NCAC 02U .0117]
4. An operator certified by the Water Pollution Control System Operators Certification Commission
(WPCSOCC) of a grade equivalent or greater than the facility classification shall be on call 24 hours
per day. [ 15A NCAC 02U .0401(e), 02U .0402(i)]
5. A suitable year round vegetative cover (e.g., fescue, bermuda, naturally deposited leaf litter, etc.) shall
be maintained on irrigation sites at all times, such that crop health is optimized, allows for even
distribution of reclaimed water, and allows inspection of the irigation system. [15A NCAC 02T
.0108(b)(1)]
6. Adequate measures shall be taken to prevent reclaimed water ponding in or runoff from the irrigation
sites. [15A NCAC 02T .0108(b)(1)]
7. Irrigation shall not be performed during inclement weather or when the ground is in a condition that
will cause ponding or runoff. [15A NCAC 02T .0108(b)(1)]
8. All reclaimed water irrigation equipment shall be tested and calibrated at least once per permit cycle.
Calibration records shall be maintained at the facility for a period of no less than five years, and shall
be made available to the Division upon request. [15A NCAC 02T .0108(b)(1)]
9. The turbidimeter shall be tested and calibrated at a minimum of once per year. Calibration records
shall be maintained at the facility for a period of no less than five years, and shall be made available to
the Division upon request. [15A NCAC 02T .0108(b)(1)]
10. Only reclaimed water generated at The Trump National Golf Club Charlotte WWTF (Permit No.
WQ0015931) shall be utilized in accordance with this permit. [G.S. 143-215.1]
11. An automatically activated standby power source capable of powering all essential treatment units shall
be on site and operational at all times. If a generator is employed as an alternate power supply, it shall
be tested weekly by interrupting the primary power source. [15A NCAC 02U .0402(h)]
12. Public access to the reclaimed water generation facilities and five day upset pond shall be prohibited.
[I 5A NCAC 02U .0402(f)]
13. Public access to reclaimed water utilization sites shall be controlled during active site use. Such
controls may include the posting of signs showing the activities being conducted at each site. [15A
NCAC 02U .0501]
14. Diversion or bypassing of untreated or partially treated wastewater from the treatment facilities is
prohibited. [15A NCAC 02T .0108(b)(1)]
15. Freeboard in the 125,000 gallon 5-day upset pond and the 1,739,610 gallon wet weather storage pond
shall not be less than two feet at anytime. [15A NCAC 02T .0108(b)(1)]
16. Gauges to monitor water levels in the 125,000 gallon 5-day upset pond and the 1,739,610 gallon wet
weather storage pond shall be provided. These gauges shall have readily visible permanent markings
at inch or tenth of afoot increments. [15A NCAC 02T .0108(b)(1)]
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17. A protective vegetative cover shall be established and maintained on all earthen embankments (i.e.,
outside toe of embankment to maximum allowable temporary storage elevation on the inside of the
embankment), berms, pipe runs, erosion control areas, and surface water diversions. Trees, shrubs, and
other woody vegetation shall not be allowed to grow on the earthen dikes or embankments. Earthen
embankment areas shall be kept mowed or otherwise controlled and accessible. [15A NCAC 02T
.0108(b)(1)]
18. All effluent shall be routed to the 5-day upset pond should the limit for fecal coliform (e.g., daily
maximum concentration of 25 colonies per 100 mL) or turbidity (e.g., instantaneous maximum of 10
NTU) be exceeded, until the problems associated with the wastewater treatment plant have been
corrected. The wastewater in the 5-day upset pond shall be pumped back to the treatment plant
headworks for re -treatment or treated in the 5-day upset pond prior to utilization. [15A NCAC 02U
.0402(e)]
19. The Permittee shall develop and implement an education program to inform users (including
employees) about the proper use of reclaimed water. Educational material shall be provided to all
residents and/or other facilities provided with reclaimed water, and these materials shall be maintained
consistent with the reclaimed water uses. All educational materials shall be made available to the
Division upon request. [15A NCAC 02U .0501(a)(4)]
20. The Permittee shall provide notification to the public and/or employees about the use of reclaimed
water, and that reclaimed water is not intended for drinking. Such notification shall be provided to
employees in a language they can understand. [15A NCAC 02U .0501]
21. The residuals generated from the wastewater treatment facilities shall be disposed or utilized in
accordance with 15A NCAC 02T .1100. The Permittee shall maintain a residual management plan
pursuant to 15A NCAC 02U .0802. [15A NCAC 02T .1100, 02U .0802]
IV. MONITORING AND REPORTING REOUMIENTS
1. Any Division -required monitoring (including groundwater, plant tissue, soil and surface water
analyses) necessary to ensure groundwater and surface water protection shall be established, and an
acceptable sampling reporting schedule shall be followed. [ 15A NCAC 02T .0108(c)]
2. A Division -certified laboratory shall conduct all laboratory analyses for the required effluent,
groundwater or surface water parameters. [15A NCAC 02H .0800]
3. Flow through the reclaimed water generating facility shall be continuously monitored, and daily flow
values shall be reported on Form NDMR,
The Permittee shall install and maintain an appropriate flow measurement device to ensure the accuracy
and reliability of flow measurement consistent with accepted engineering and scientific practices.
Selected flow measurement devices shall be capable of measuring flows with a maximum deviation of
less than ten percent from true flow; accurately calibrated at a minimum of once per year; and
maintained to ensure the accuracy of measurements is consistent with the selected device's accepted
capability. The Permittee shall maintain records of flow measurement device calibration on file for a
period of at least five years. At a minimum, documentation shall include:
a. Date of flow measurement device calibration,
b. Name of person performing calibration, and
c. Percent from true flow.
[15A NCAC 02T .0105(k)]
4. The Permittee shall monitor the reclaimed water from the generating facility at the frequencies and
locations for the parameters specified in Attachment A. [15A NCAC 02T .0108(c)]
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5. The Permittee shall maintain adequate records tracking the amount of reclaimed water utilized.
Records shall be maintained for a minimum of five years. At a minimum, these records shall include
the following information for each utilization site listed in Attachment B:
a. Date of reclaimed water utilization;
b. Volume of reclaimed water irrigated;
c. Site irrigated;
d. Length of time site is irrigated;
e. Continuous weekly, monthly, and year-to-date hydraulic (inches/acre) loadings;
f. Weather conditions; and
g. Maintenance of cover crops.
[15A NCAC 02T .0108(c)]
6. Freeboard (i.e., water level to the lowest embankment elevation) in the 125,000 gallon 5-day upset pond
and the 1,739,610 gallon wet weather storage pond shall be measured to the nearest inch or tenth of a
foot, and recorded weekly. Weekly freeboard records shall be maintained at the facility for a period of
no less than five years, and shall be made available to the Division upon request. [15A NCAC 02T
.0108(c)]
7. A record shall be maintained of all residuals removed from this facility. This record shall be maintained
at the facility for a period of no less than five years, and shall be made available to the Division upon
request. At a minimum, this record shall include:
a. Name of the residuals hauler;
b. Non -Discharge permit number authorizing the residuals disposal, or a letter from a municipality
agreeing to accept the residuals;
c. Date the residuals were hauled; and
d. Volume of residuals removed.
[ 15A NCAC 02T .0108(c)]
8. A maintenance log shall be maintained at this facility. This log shall be maintained at the facility for a
period of no less than five years, and shall be made available to the Division upon request. At a
minimum, this log shall include:
a. Daily sampling results of dissolved oxygen in the aeration basin and at the clarifier weir;
b. Visual observations of treatment plant and plant site;
c. Date of calibration of flow measurement device(s);
d. Date of calibration of turbidimeter;
e. Date and results of power interruption testing on alternate power supply;
f. Record of preventative maintenance (e.g., changing/adjusting of equipment, pump and valve
maintenance, cross connection control, testing, inspections and cleanings, etc.; and
g. Record of all unpermitted releases of reclaimed water to surface water or land surface including
date of occurrence, estimated volume of release, cause, and corrective action taken.
[15A NCAC 02T .0108(b)(1)]
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9. Three copies of all effluent monitoring data and reclaimed water distribution data (as specified in
Conditions IV.3., and IVA.) shall be submitted on Form NDMR for each PPI listed in Attachment A.
Reporting forms shall be submitted on or before the last day of the following month. If no reclaimed
water distribution activities occurred during the monitoring month, monitoring reports documenting
the absence of the activity are still required to be submitted. All effluent monitoring data shall be
submitted to the following address: Division of Water Resources, Information Processing Unit, 1617
Mail Service Center, Raleigh, North Carolina, 27699-1617. [15A NCAC 02T .0105(1)]
10. Three copies of all operation and utilization records (as specified in Conditions IV.5. and IV.6.) shall
be submitted on Form NDAR-1 for every non -conjunctive utilization site listed in Attachment B. (Note:
conjunctive use sites do not require NDAR-1 submission). Reporting forms shall be submitted on or
before the last day of the following month. If no reclaimed water utilization activities occurred during
the month, monitoring reports are still required documenting the absence of the activity. All
information shall be submitted to the following address: Division of Water Resources, Information
Processing Unit, 1617 Mail Service Center, Raleigh, North Carolina, 27699-1617. [15A NCAC 02T
.0105(l)]
11. Noncompliance Notification:
The Permittee shall report by telephone to the Mooresville Regional Office, telephone number (704)
663-1699, as soon as osv sible, but in no case more than 24 hours, or on the next working day following
the occurrence or first knowledge of the occurrence of any of the following:
a. Treatment of wastes abnormal in quantity or characteristic, including the known passage of a
hazardous substance.
b. Any process unit failure (e.g., mechanical, electrical, etc.), due to known or unknown reasons,
rendering the facility incapable of adequate wastewater treatment.
c. Any failure resulting in a discharge of reclaimed water directly to surface waters or any unpermitted
release of reclaimed water to land surface greater than or equal to 5,000 gallons. Unpermitted
releases less than 5,000 gallons to land surface shall be documented by the Permittee in accordance
with Condition IV.12. but do not require Regional Office notification.
d. Any time self -monitoring indicates the facilities permitted herein have gone out of compliance with
the limitations contained in this permit.
e. Ponding in or runoff from the reclaimed water utilization sites.
Any emergency requiring immediate reporting (e.g., discharges to surface waters, imminent failure of
a storage structure, etc.) outside normal business hours shall be reported to the Division's Emergency
Response personnel at telephone number (800) 662-7956, (800) 858-0368, or (919) 733-3300. Persons
reporting such occurrences by telephone shall also file a written report in letter form within five days
following first knowledge of the occurrence. This report shall outline the actions taken or proposed to
betaken to ensure the problem does not recur. [15A NCAC 02T .0108(b)(1)]
V. INSPECTIONS
1. The Permittee shall provide adequate inspection and maintenance to ensure proper operation of the
reclaimed water generation and utilization facilities. [15A NCAC 02T .0108(b)]
2. The Permittee or their designee shall inspect the reclaimed water generation and utilization facilities to
prevent malfunction, facility deterioration and operator errors resulting in discharges, which may cause
the release of wastes to the environment, a threat to human health or a public nuisance. The Permittee
shall maintain an inspection log that includes, at a minimum, the date and time of inspection,
observations made, and any maintenance, repairs, or corrective actions taken. The Permittee shall
maintain this inspection log for a period of five years from the date of the inspection, and this log shall
be made available to the Division upon request. [15A NCAC 02T .0108(b)]
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3. Any duly authorized Division representative may, upon presentation of credentials, enter and inspect
any property, premises or place on or related to the reclaimed water generation and utilization facilities
permitted herein at any reasonable time for the purpose of determining compliance with this permit;
may inspect or copy any records required to be maintained under the terms and conditions ofthis permit,
and may collect groundwater, surface water or leachate samples. [G.S. 143-215.1]
VI. GENERAL CONDITIONS
1. Failure to comply with the conditions and limitations contained herein may subject the Permittee to an
enforcement action by the Division in accordance with North Carolina General Statutes 143-215.6A to
143-215.6C. [G.S. 143-215.6A to 143-215.6C]
2. This permit shall become voidable if the permitted facilities are not constructed in accordance with the
conditions of this permit, the Division approved plans and specifications, and other supporting
documentation. [15A NCAC 02T .0110]
3. This permit is effective only with respect to the nature and volume of wastes described in the permit
application, Division approved plans and specifications, and other supporting documentation. No
variances to applicable rules governing the construction or operation of the permitted facilities are
granted, unless specifically requested and approved in this permit pursuant to 15A NCAC 02T .0105(n).
[G.S. 142-215.1]
4. The issuance of this permit does not exempt the Permittee from complying with any and all statutes,
rules, regulations, or ordinances, which may be imposed by other jurisdictional government agencies
(e.g., local, state, and federal). Of particular concern to the Division are applicable river buffer rules in
15A NCAC 02B .0200; erosion and sedimentation control requirements in 15A NCAC Chapter 4 and
under the Division's General Permit NCGO10000; any requirements pertaining to wetlands under 15A
NCAC 02B .0200 and 02H .0500; National Pollutant Discharge Elimination System (NPDES)
requirements under 15A NCAC 02H .0100, and documentation of compliance with Article 21 Part 6
of Chapter 143 of the General Statutes. [15A NCAC 02T .0105(c)(6)]
5. In the event the permitted facilities change ownership or the Permittee changes their name, a written
permit modification request shall be submitted to the Division. This request shall be made on official
Division forms, and shall include appropriate property ownership documentation and other supporting
documentation as necessary. The Permittee of record shall remain fully responsible for maintaining
and operating the facilities permitted herein until a permit is issued to the new owner. [15A NCAC
02T .0104]
6. The Permittee shall retain a set of Division approved plans and specifications for the life of the facilities
permitted herein. [15A NCAC 02T .0108(b)(1)]
7. The Permittee shall maintain this permit until all permitted facilities herein are properly closed or
permitted under another permit issued by the appropriate permitting authority. [15A NCAC 02T
.01050)]
8. This permit is subject to revocation or unilateral modification upon 60-day notice from the Division
Director, in whole or part for the requirements listed in 15A NCAC 02T .0110. [ 15A NCAC 02T .0110]
9. Unless the Division Director grants a variance, expansion of the permitted facilities contained herein
shall not be granted if the Permittee exemplifies any of the criteria in 15A NCAC 02T .0120(b). [15A
NCAC 02T .0120]
10. The Permittee shall pay the annual fee within 30 days after being billed by the Division. Failure to pay
the annual fee accordingly shall be cause for the Division to revoke this permit. [15A NCAC 02T
.0105(e)(3)]
WQ0015931 Version 3.2 Shell Version 150213 Page 9 of 10
Permit issued this the 20" day of October 2015
NORTH CAROLINA ENVIRONMENTAL MANAGEMENT COMMISSION
S. Jay Zimmerman, P.G., Directokj
Division of Water Resources
By Authority of the Environmental Management Commission
Permit Number WQ0015931
WQ0015931 Version 3.2 Shell Version 150213 Page 10 of 10
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SPECIFICATIONS AND SUPPORTING MATERIAL
FOR
WASTEWATER TREATMENT PLANT MODIFICATIONS
FOR
TRUMP NATIONAL GOLF COURSE
BRAWLEY SCHOOL ROAD
MOORESVILLE, IREDELL COUNTY, NC
May 3, 2022
Revised December 21, 2022
Revised April 3, 2023
PREPARED FOR:
TCW Wastewater Management, LLC
5600 Lakeview Road
Charlotte, NC 28269
Phone: (704) 351-4049
PREPARED BY:
PIEDMONT DESIGN ASSOCIATES, P.A.
Suite 101 Westfield Center
125 East Plaza Drive
Mooresville, NC 28115
Phone: (704) 664-7888
NCBELS: C-1007
SECTION I - GENERAL
Trump National Golf Course is a private golf course and club located in Mooresville, Iredell County, North
Carolina.
Trump National Golf Course was originally permitting for installation and operation around 2000 by Dale
Stewart, PE with Land Design. Based on historical usage, a modification to the irrigation fields was applied
for in 2015 to allow for a portion of the drip irrigation wetted areas to be removed from the permitted areas.
Due the age of the current wastewater treatment plant and the ongoing operation and maintenance costs,
the Current Owner & Operator (TCW Wastewater Management, Inc.) have decided to abandon the existing
treatment facility and install a new treatment system on the same site, treating to the same standards. The
current collection system, 5 day upset pond, wet weather storage pond and disposal system will not change.
All solid waste will be collected at the front end of the treatment system and pumped on an as needed
basis. Residuals will be disposed of offsite by a licensed pumper.
Directions to the property: From Brawley School Road in Mooresville, travel southwest toward the end of
the road. Go around the traffic circle. Treatment area is located on left hand side of the road.
These specifications and design plans have been prepared for a centralized treatment and disposal system.
The system will consist of two Orenco T-MAX 42 Unit (septic tank chamber and flow equalization chamber)
with alternating duplex pumps (one Phase I current & one Phase II future) for (25% of the peak daily flow),
(2) Orenco AX-MAX 275-42 recirculating textile media filters in parallel (one Phase I current & one Phase
II future), a secondary (Stage II) Orenco AX-MAX 275-42 recirculating textile media filter with turbidimeter
located in back end of unit and UV filtration located after unit. Treated effluent passes through (2) UV
disinfection units in parallel, an existing lined wet weather storage impoundment, an existing lined upset
pond will remain unchanged. Irrigation fields will be dosed out of an existing 4-foot diameter wet well with
duplex alternating pumping system. Treated effluent will pass through existing filtration to screen -out fine
material prior irrigation to the wetted areas. All irrigation components, including dosing sequence will remain
unchanged.
The system is designed to accept and treat waste from the commercial portion of Trump National Golf
Course. No other discharge is allowed, including condensate water from HVAC systems and stormwater.
The systems design criteria are intended to comply with NC DEM Administrative Code 15A NCAC 2H.0200
and 15A NCAC 18A .1969 and IWWS-2004-3-R4 (Orenco Treatment Systems).
The installer shall be knowledgeable of the type of system to be installed and shall have prior instruction
on the installation of the various components of the system and shall have the prior approval of the
treatment manufacturer (Orenco), and the approval of the Design Engineer.
Scope of the Project:
The scope of this project is to abandon the current wastewater treatment process and install new process.
The existing collection system will remain unchanged as well as upset, wet weather storage and the
irrigation system. The new process will include a vessel to remove solid on the front end of the treatment
process, flow equalize the effluent and treat for disposal. Since the new treatment process will be placed in
an area where there are no treatment components, transition plans are to install a valve on the existing
plant influent force main adjacent to a new tee and a new valve toward the new plant as shown on the
plans. Once the new plant has been accepted by all parties and tested, the valve to the old plant can be
closed and new valve can be opened. This valve and tee assembly can be cut in and can occur during
non -operational hours once the new installation is close to completion.
The new pump controls will have a 24-hour clock, programmable as determined by the Engineer and the
Operator. Controls shall also have elapsed run time clock and cycle counter for each of the pumps. The
controls shall also have manual operating capabilities and alarms. The controls are to be placed in a readily
accessible location at the facility.
Trump National Golf Course WWTF Page 1 June 16, 2022
Mooresville, Iredell County, NC Revised December 21, 2022
Revised April 3, 2023
SECTION II - REGULATIONS
A. In addition to compliance with laws, rules and regulations as required under the General Conditions of
these Documents, the Contractor shall comply with the following specific regulations as applicable to the
nature of work included under this Contract.
Reference Material:
(1) LAWS AND RULES FOR GROUND ABSORPTION SEWAGE DISPOSAL SYSTEMS. SECTION
.1900 OF THE N.C. Administrative Code: Title 10 Health Services; Environmental Health; Subchapter
10a; Sanitation. Published by N.C. Dept. of Human Resources; Amended effective January 10, 1997.
(2) EPA 625//R-00/008 Design Manual - Onsite Wastewater Treatment and Disposal System; February
2002.
(3) NC DEM Administrative Code: 15A NCAC 02U
(4) Orenco AX-MAX, Manual including performance information, Orenco Systems, Inc.
(5) EPA: Technology Assessment of Intermittent Sand Filter, April 1985.
Trump National Golf Course WWTF Page 2 June 16, 2022
Mooresville, Iredell County, NC Revised December 21, 2022
Revised April 3, 2023
SECTION III - BASIS OF DESIGN
DEVELOPMENT DESCRIPTION
Location
NC
Water Supply
Sewage Disposal
Maximum Application Rate
PROJECTED WASTEWATER FLOWS
Proposed Use
Base Design Flow
DESIGN BASIS - TREATMENT SYSTEM
Trash/Flow EQ Vessel
Flow EQ Pumps
Primary Treatment Units
Treatment Unit Pumps
Secondary Treatment Unit
Secondary Filtration Pumps
Disinfection
Discharge Pumps
Flow Measurement
Turbidity Monitor
Effluent Sampling
IMPOUNDMENT
Wet Weather Storage and 5 Day Upset
Existing, to remain unchanged
DESIGN BASIS - IRRIGATION SYSTEM
Existing, to remain unchanged
Trump National Golf Course
Brawley School Road, Mooresville, Iredell County,
Community Water System
Land Application (Drip and Spray)
52 Inches/Year
Commercial Golf Course Area (Private)
20,000 Gallons per Day (Permitted Flow)
(1) 15,128 Gallon fiberglass vessel with baffle
(4) Orenco PF300512 in Filtered Effluent Pumps
Vault Model PVU95-1819
(2) Orenco Advantex AX-MAX 275-42 Recirculating
Media Treatment Units in Parallel (1 unit to be
installed at future date)
(3) Orenco PF751012 Ea. (6 Total)
(1) Orenco Advantex AX-MAX 275-42 Recirculating
Media Treatment Units Filter (Stage II)
(3) Orenco PF751012
(2) Sanitron Model S2400C (40 GPM) in Series with
controls and degradation monitoring
(2) Orenco PF300512
GEOFLOW 1" MagMeter with
SeaMetrics Datalogger
SOLITAXsc IMMERSION is -line sc 2983500 with
SC200 controller
1/4" Brass Threadless Sillcock Located at Pumping
Chamber of the Secondary Treatment Unit
Trump National Golf Course WWTF Page 3 June 16, 2022
Mooresville, Iredell County, NC Revised December 21, 2022
Revised April 3, 2023
SECTION IV - COMPONENTS OF SYSTEM
Existing Collection System
(1) OSI Advantex Model T-MAX275-42 Septic/Flow Equalization Tank (Residuals Storage)
(2) OSI Advantex Model AX-MAX275-42 self-contained primary recirculating textile media filters
(1) OSI Advantex Model AX-MAX275-42 self-contained secondary recirculating textile polishing filter
(2) Pressure Dosed UV Disinfection Units in Series
(1) Turbidimeter with Controller (at Turbidity Measurement Chamber)
Existing Wet Weather Storage Impoundment
Existing Upset Storage Impoundment
Existing irrigation field dosing system with alternating duplex pumps
Existing Irrigation system with associated appurtenances.
A. TREATMENT SYSTEM
GENERAL REQUIREMENTS
The Contractor shall furnish, install, test, and place into service and warrant the complete system. The
major system components including new piping, fiberglass vessels, media filters (treatment), pumps, UV
filtration units, turbidity meter and basin, controls, and all associated appurtenances. Accessories shall be
supplied by a single operating entity and shall be equal to that as specified.
Five sets of submittal documents and shop drawings for all mechanical equipment and major materials
including piping, tanks, and all other accessories shall be furnished to the Engineer for approval. No
equipment shall be installed prior to approval by the Engineer.
1. SEPTIC/FLOW EQUALIZATION (FEQ) TANK
Shall consist of (2) 15,128-gallon capacity each (one Phase I current & one Phase II future), reinforced,
fiberglass vessel tank with full baffle and shall have easy access to each chamber from ground level for
checking and pumping. Unit shall be Orenco T-MAX 275-42. The first chamber of the tank shall consist of
2/3 to 3/4 of the volume of the total vessel and the baffle shall contain a horizontal opening across the tank
at about midway its height. Locate the vessel at elevation as shown on the plans. Provide access at each
end of the tank. The tank shall be constructed with one 24-inch diameter access on the inlet side of the
tank and (2) 30-inch diameter access holds on the outlet side of the tank. All pipe penetrations into tank
shall be glassed in during vessel construction with stubs for connections. Since this tank will be elevated
above grade, safety railing shall be provided on all 4 sides of vessel for fall/safety protection.
2. RISERS AND LIDS
Risers shall be required for access to internal vaults and access into the septic tanks for septage pumping.
All risers shall be constructed watertight. The risers shall be attached to the tanks such that a watertight
seal is provided. Risers shall extend 6" above finish grade to allow for settlement and to ensure positive
drainage away from the access. Risers for inspection ports shall be a minimum of 18" in nominal diameter.
Risers containing pumping assemblies or electrical splice boxes shall be a minimum of 24" in diameter and
shall be of sufficient diameter to allow removal of internal vaults without removing splice boxes. Risers shall
be a minimum of 30" in nominal diameter when the depth of bury is 36" or greater. All other risers shall be
a minimum of 24" in nominal diameter and shall vary in height depending on the depth of bury on the various
tanks. Adhesive required to adhere the PVC or fiberglass risers to either fiberglass or ABS tank adapter
shall be a two-part adhesive, Model MA320, SS115, SS140 or approved equal, or a single component
adhesive Model ADH100 or approved equal. If backfilling the same day is desired, a combination of Model
MA320 and Model ADH100 adhesives or approved equals should be used. To ensure product compatibility,
a single manufacturer shall supply risers, lids, and attachment components.
Inlet risers (required only on two -compartment tanks and tanks with greater than 1500-gallon capacity) shall
be Perma-Loc, Ultra -Rib, KOR FLO or engineer -approved equal. The material shall be PVC as per ASTM
D-1784 and tested in accordance with AASHTO M304M-89. The risers shall be constructed of non-
corrosive material and designed to be buried in soil. Risers shall have a minimum stiffness of 10 psi, when
tested according to ASTM D2412. Risers shall be capable of withstanding a truck wheel load (54 square
inches) of 2500 pounds for 60 minutes with a maximum vertical deflection of a 1/2 an inch. Risers shall
extend to 3 inches above the ground surface to allow for settlement and shall have a minimum nominal
diameter of 24 inches.
Outlet risers shall be Perma-Loc, Ultra -Rib, KOR FLO or engineer -approved equal. The material shall be
Trump National Golf Course WWTF Page 4 June 16, 2022
Mooresville, Iredell County, NC Revised December 21, 2022
Revised April 3, 2023
PVC as per ASTM D-1784 and tested in accordance with AASHTO M304M-89. The risers shall be
constructed of non -corrosive material and designed to be buried in soil. Risers shall have a minimum
stiffness of 10 psi, when tested according to ASTM D2412. Risers shall be capable of withstanding a truck
wheel load (54 square inches) of 2500 pounds for 60 minutes with a maximum vertical deflection of 1/2 an
inch. Risers shall be at least 12 inches high, shall have a minimum nominal diameter of 24 inches for
simplex pumping applications or 30 inches when used in a duplex pumping application and shall be factory -
equipped with the following:
Electrical and Discharge Grommets: when applicable, Orenco Systems®, Inc. EPDM
grommets shall be installed by the manufacturer for discharge piping, vent piping, and/or
the electrical conduit to assure a watertight seal. The manufacturer of the access risers
shall install the grommets at the factory.
Adhesive: When bonding to concrete or fiberglass grooves, a two-part adhesive, one
pint required per 18" or 24" diameter riser and one quart required per 30" diameter riser,
Model ADHP10 or ADHQ10, or approved equal shall be used. When bonding to a
flanged riser tank adapter, either a two-part adhesive, Model MA320 or approved equal,
or a single component adhesive Model ADH100 or approved equal shall be used.
Risers shall be attached to tanks with one of the following attachment systems, or approved equal: (1)
Orenco Systems®, Inc. Model RUBDKIT attachment kit; (2) Orenco Systems, Inc. Model PRTA24 tank
adapter used with Model PRTA24BDKIT bolt down kit, and Model ADH100 and/or MA320 adhesives; (3)
Orenco Systems, Inc. Model RRFTA tank adapter used with Model RRFTABDKIT bolt down kit and Model
ADHP10 adhesive; (4) Orenco Systems, Inc. Model PRTA30 tank adapter used with Model PRTA30BDKIT
bolt down kit and Model ADH100 and/or MA320 adhesives. All attachment components shall be
constructed of waterproof, non -corrosive materials, such as PVC, ABS, fiberglass, or stainless steel.
Adhesives and sealants shall be waterproof, corrosion resistant and approved for the intended application.
The riser -to -tank connection shall be watertight and structurally sound. The riser -to -tank connection shall
be capable of withstanding a vertical uplift of 5000 pounds to prevent riser separation due to tank settlement,
frost heave, or accidental vehicle traffic over the tank.
One lid shall be furnished with each access riser. Lids shall be Orenco Systems®, Inc. Model FL18G-4BU,
FL21 G, FL24-4B, FL24G-4BU, or FL30G or engineer -approved equal, as appropriate, fiberglass with green
non-skid finish, and provided with stainless steel bolts, and wrench. Manufacturer shall provide evidence
that lids have been used successfully in continuous field service for a minimum of five years to demonstrate
long-term integrity and suitability for the application. Lids shall be waterproof, corrosion resistant and UV
resistant. Lids shall be flat, with no noticeable upward dome. A crown or dome of no more than 1/8" is
allowable. Lids shall not allow water to pond on them. Lids shall have a green non-skid finish. Self-
lubricating plastics, such as polyethylene, shall not be considered non-skid without addition of a non-skid
coating. Lids shall form a watertight seal with the top of riser. Lids shall be capable of withstanding a truck
wheel load (54 square inches) of 2500 pounds for 60 minutes with a maximum vertical deflection of 3/4 of
an inch. Lids shall be provided with tamper -resistant stainless -steel fasteners and a tool for fastener
removal. Tamper -resistant fasteners include recessed drives, such as hex, Torx, and square. Fasteners
that can be removed with common screwdrivers, such as slotted and Phillips, or fasteners that can be
removed with standard tools, such as pliers or crescent wrenches, are not considered tamper resistant. To
prevent a tripping hazard, fasteners shall not extend above the surface of the lid.
3. FILTERED EFFLUENT PUMP VAULT
Orenco, Inc. (2) Model PVU95-1819, Universal Biotube® Pump Vaults shall be installed in conformance
with the engineer's plans. The filter shall have a minimum effective screen area of no less than 14.5 square
feet. The Biotube Pump Vault shall consist of a 12-inch diameter, 57-inch-deep HDPE vault with eight (8)
2-inch diameter holes evenly spaced around the perimeter, located appropriately to allow for maximum
sludge and scum accumulation before requiring pumping (approximately 70% of minimum liquid level).
Housed inside the polyethylene vault shall be the Biotube® assembly consisting of 1/8-inch mesh
polypropylene tubes. Attached to the vault is a flow inducer to accept the high -head effluent pump.
4. FLOW EQUALIZATION PUMPS
Must be approved for use in pump vault as described in Filtered Effluent Pump Vault. For all applications,
(4) Orenco, Inc. Model PF300512, 1/2 hp, 230 VAC, single phase, 60 Hz, two -wire motor, with 10-foot-long
extra heavy duty (SO) electrical cord with ground shall be installed. Pump shall be capable of providing a
flow rate of 30.0 gpm against a head of 10 feet. Pump shall be UL and CSA listed as an effluent pump.
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Revised April 3, 2023
Pump shall be provided with a non -prorated five-year warrant. Each pump vault shall contain two high head
effluent pumps. These pumps shall be housed inside the filtered vault.
5. FLOATS
Water level float control switches shall be equal to Orenco, Inc., mechanical activated switches, with cable
of adequate length to terminate in the pump control panel. No splicing of wire allowed between switches
and control box unless in an external splice box as manufactured by Orenco, Inc. Conduit between the
pump tank and the control panel shall be sealed off to prevent sewer gas from entering the control panel.
The dosing tanks shall have 4 float switches, a low-level "pump off' switch, a "pump enabling", "timer
override" and "high water alarm" float. Fasten float switches to a "Float Tree" built into the pump vault.
Clamps or brackets shall be supplied by the manufacturer. The lower -level control or "pump -off' must be
positioned above the pump, so that the pump always remains submerged. The upper -level control
"pump -enabling" is positioned to pump a specified volume of effluent. The "high water alarm" control float
is mounted about 18" (or manufacturer preset level) above the pump enable float control. (Note: Care must
be taken to ensure that floats do not become fouled by other components in the tank such as the electric
power cord or the lifting ropes.)
TREATMENT
PRIMARY FILTER
Two Orenco Advantex Model AX-MAX275 recirculating Textile media filters in parallel with cover shall be
used for the advanced treatment of the effluent (one Phase I current & one Phase II future). The units are
properly sized per the Manufacturer's calculations and recommendations. The modules shall be as
described in manufacturer's literature attached herein. The modules shall be pressure dosed with effluent
filtered from the septic/flow equalization tank. Each vessel shall consist of a 15,128-gallon capacity,
reinforced, fiberglass vessel tank with full baffle and shall have easy access to each chamber from ground
level for checking and pumping. Locate the vessel at elevation as shown on the plan. All pipe penetrations
into tank shall be glassed in during vessel construction with stubs for connections. Since this tank will be
elevated above grade, Units and all associated appurtenances shall be provided by AQWA, Inc. 1-888-
552-2792.
2. PRIMARY FILTER RECIRCULATION PUMPS
(6) Orenco, Inc. Model PF751012, 1 hp, 230 VAC, single phase, 60 Hz, two -wire motor, with 10-foot-long
extra heavy duty (SO) electrical cord with ground shall be installed (3) pumps per vessel. Pump shall be
capable of providing a flow rate of 75.0 gpm against a head of 10 feet. Pumps shall be UL and CSA listed
as an effluent pump. Pump shall be provided with a non -prorated five-year warrant. These pumps shall be
housed inside the final chamber of the vessel in PVC flow inducers.
3. FLOATS
Water level float control switches shall be equal to Orenco, Inc., mechanical activated switches, with cable
of adequate length to terminate in the pump control panel. No splicing of wire allowed between switches
and control box unless in an external splice box as manufactured by Orenco, Inc. Conduit between the
pump tank and the control panel shall be sealed off to prevent sewer gas from entering the control panel.
The dosing tanks shall have 4 float switches, a low-level "pump off' switch, a "pump enabling", "timer
override" and "high water alarm" float. Fasten float switches to a "Float Tree" built into the pump vault.
Clamps or brackets shall be supplied by the manufacturer. The lower -level control or "pump -off' must be
positioned above the pump, so that the pump always remains submerged. The upper -level control
"pump -enabling" is positioned to pump a specified volume of effluent. The "high water alarm" control float
is mounted about 18" (or manufacturer preset level) above the pump enable float control. (Note: Care must
be taken to ensure that floats do not become fouled by other components in the tank such as the electric
power cord or the lifting ropes.)
4. POLISH FILTER
One Orenco Advantex Model AX-MAX275 recirculating Textile media filter with cover shall be used for the
secondary advanced treatment of the effluent (Stage II). The two primary AX-275-42 units shall merge into
this unit via gravity. The unit is properly sized per the Manufacturer's calculations and recommendations.
The module shall be as described in manufacturer's literature attached herein. The vessel shall consist of
a 15,128-gallon capacity, reinforced, fiberglass unit with full baffle and shall have easy access to each
chamber from ground level for checking and pumping. Locate the vessel at elevation as shown on the plan.
All pipe penetrations into tank shall be glassed in during vessel construction with stubs for connections.
Since this tank will be elevated above grade, Units and all associated appurtenances shall be provided by
AQWA, Inc. 1-888-552-2792.
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Revised April 3, 2023
5. POLISH FILTER RECIRCULATION PUMPS
(3) Orenco, Inc. Model PF751012, 1 hp, 230 VAC, single phase, 60 Hz, two -wire motor, with 10-foot-long
extra heavy duty (SO) electrical cord with ground shall be installed. Pump shall be capable of providing a
flow rate of 75.0 gpm against a head of 10 feet. Pump shall be UL and CSA listed as an effluent pump.
Pump shall be provided with a non -prorated five-year warrant. These pumps shall be housed inside the
final chamber of the vessel in PVC flow inducers.
6. DISCHARGE PUMPS
(2) Orenco, Inc. Model PF300512, 1 hp, 230 VAC, single phase, 60 Hz, two -wire motor, with 10-foot-long
extra heavy duty (SO) electrical cord with ground shall be installed. Pump shall be capable of providing a
flow rate of 30.0 gpm against a head of 10 feet. Pump shall be UL and CSA listed as an effluent pump.
Pump shall be provided with a non -prorated five-year warrant. These pumps shall be housed inside the
final chamber of the vessel in PVC flow inducers.
7. FLOATS
Water level float control switches shall be equal to Orenco, Inc., mechanical activated switches, with cable
of adequate length to terminate in the pump control panel. No splicing of wire allowed between switches
and control box unless in an external splice box as manufactured by Orenco, Inc. Conduit between the
pump tank and the control panel shall be sealed off to prevent sewer gas from entering the control panel.
The dosing tanks shall have 4 float switches, a low-level "pump off' switch, a "pump enabling", "timer
override" and "high water alarm" float. Fasten float switches to a "Float Tree" built into the pump vault.
Clamps or brackets shall be supplied by the manufacturer. The lower -level control or "pump -off' must be
positioned above the pump, so that the pump always remains submerged. The upper -level control
"pump -enabling" is positioned to pump a specified volume of effluent. The "high water alarm" control float
is mounted about 18" (or manufacturer preset level) above the pump enable float control. (Note: Care must
be taken to ensure that floats do not become fouled by other components in the tank such as the electric
power cord or the lifting ropes.)
8. UV DISINFECTION
The Contractor shall furnish all labor, materials, equipment, and appurtenances required to provide and
install a pressure dosed ultraviolet (UV) disinfection system (2 in series).
Contractor shall install (2) Sanitron Model S2400C pressure dosed UV disinfection units in series. The
disinfection system shall be complete and operational with all control equipment and accessories as shown
and specific.
The Sanitron UV Disinfection Units provide UV disinfection in applications after advanced treatment (10
mg/L cBOD5 /TSS), when disinfection is required before dispersal. Treated effluent flows by pressure
through the contact chamber and around the UV lamp where it is disinfected in a 360-degree contact zone.
Sanitron UV units dramatically reduce bacteria and viruses. The Sanitron UV Disinfection Units require
installation inside a vault following advanced secondary treatment.
• UL-recognized for US and Canada
• Bacteria reduced by 99.999% (5 logs)
• Flow path designed for maximum contact time between effluent and lamp
• Components designed to work together — no piecemeal disinfection assemblies and wiring
• Teflon sleeve to protect lamp and minimize buildup and service intervals
• Quick -disconnect fitting for easy inspection and unit cleaning
• Power ballast and lamp current sensor housed in a control panel (not in a wet well) to minimize
corrosion and failure due to environmental exposure
Adequate room shall be provided for servicing the unit.
10_ PIPING
All supply and return manifold piping and fittings shall be Schedule 40 PVC conforming to ASTM D1785 as
shown on plans. All couplings and fittings shall be of polyvinyl chloride compounds (ASTM D1784, Type I,
Grade 1). All piping shall be installed with a minimum depth of 30-inches below finished grade.
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11. VALVES
Ball Valves:
All thermoplastic ball valves shall be constructed from PVC Type I Cell Classification 12454 or CPVC
Type IV Cell Classification 23447. All O-rings shall be Viton. All valves shall have Safe-T-Shear stem
and double stop polypropylene or CPVC handle. All valve union nuts shall have Buttress threads for
structural integrity. All seal carriers shall be Safe-T-Blocked. All valve components shall be replaceable
for valve serviceability using rebuild kits. All valves shall be warranted against defects in material and
workmanship for a period of one year. All valves shall be listed for potable water use by the National
Sanitation Foundation (NSF). All 1/2" through 2" valves shall be pressure tested at 235 PSI and all 2-
1/2" through 6" valves shall be pressure rated at 150 PSI for water at 73 degrees Fahrenheit, as
manufactured by Spears Manufacturing Company or approved equal.
Swina Check Valves:
Swing check valves shall be flow control PVC swing check valves with rubber flapper and PVC cap as
manufactured by Spears Manufacturing Company or approved equal.
12. FLOW METER
The flow meter shall be GEOFLOW 1-Inch MagMeter with Datalogger or Engineer Approved Equal. Unit
shall be located between the final treatment vessel and turbidity basin. Unit shall be an electromagnetic
style meter. Although the flow meter is designed to withstand outdoor conditions, a cool dry location where
the unit can be easily serviced is recommended. The meter can be mounted on horizontal or vertical runs
of pipe per the meter manufacturers recommendations. Mounting at the twelve o'clock position on horizontal
pipe is recommended. Backpressure is essential on downward flows. The Flow Meter accuracy is affected
by disturbances such as pumps, elbows, tees, valves in the flow stream. Install the meter in a straight run
of pipe as far as possible from any other disturbances. The distance required for accuracy will depend on
the type of disturbance. The flow meter is factory calibrated. Accuracy is based on laboratory testing of
nominal pipe dimensions. Product shall be as supplied by AQWA, Inc. 1-888-552-2792.
SOLIDS MONITORING
The Contractor shall furnish and install a solids monitoring unit to detect suspended solids in the plant
effluent. The unit shall be a continuous measuring, on-line, turbidimeter equal to SOLITAX sensor by HACK
Industries with an SC200 Controller. The sensor shall be installed in the Turbidity Measurement Chamber
at the back end of the secondary treatment unit as shown on the plans. The controller unit shall be installed
adjacent to the control panel. The unit shall be supplied complete with a digital indicator recorder.
The unit shall be equipped with a submerged photo detector to eliminate condensation. The unit shall have
the following features: Automatic decimal point placement digital display Two (2) independent high -turbidity
alarm set -points, adjustable over the range of the instrument Selectable voltage and current recorder
outputs Signal averaging circuitry Internal bubble trap to eliminate false high, erratic, or noisy readings
Complete self -test diagnostics with error codes Easy -to -perform direct calibration with a manufacturers two-
year warranty.
CONTROL PANELS AND ELECTRICAL
A. General - Description of Work the Contractor shall provide and install all hardware, software, labor,
materials, and equipment required to provide a complete control panel, in strict accordance with the
requirements of these plans and specifications.
B. Quality Assurance
(1) Manufacturer's Qualifications
It is the intent of these specifications that all motor control and control components be supplied by a
single supplier. Controls shall not be assembled on site. System supplier shall be a UL 508 certified
facility and shall be regularly engaged in the manufacture of controls for the municipal water industry.
The system specified
herein shall be the product of a manufacturer having at least ten years' experience in the construction
of such control equipment.
(2) Submittals
Complete submittals shall be provided to the Engineer/Owner for review and approval prior to purchasing
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Revised April 3, 2023
of equipment or equipment fabrication. Submittal data shall include the following:
C. Drawings
A master wiring diagram for the control panel(s) shall be submitted for Engineer's review and approval
before beginning construction. This diagram shall be drawn in standard ladder logic format. All ladder rungs
shall be numbered in the left-hand margin, and all relay contacts referenced to these numbers in the right-
hand margin.
Each electrical node in the control schematic shall have a different wire number. A bill of materials and a
layout drawing of the enclosure door/inner door/inner bracket components shall appear on this drawing with
a listing of nameplates pertaining to the components. Submittal drawings may be on 11" x 17" paper.
D. Product Data
Included in the submittal package shall be data sheets of all equipment used in the control panel, as listed
in the bill of materials.
E. As-Builts - Final As -Built drawings shall be on full-size 24" x 36" paper. Two (2) sets shall be provided.
An additional full-size as -built drawing shall be placed in the control panel. A waterproof reduced copy of
the master "as built" wiring diagram shall be laminated in transparent plastic and permanently fastened to
the inside of the panel door.
F. Start-up and Training - Provide on -site start-up of supplied equipment and provide an on -site training
program shall be provided to employees as selected by the Owner. The objective of the training is to provide
a common working knowledge concerning the operation of the system. Training shall include one (1) two-
hour training session provided at the completion of start-up.
G. Warranty - System warranty shall be for a period of 3 years commencing upon successful completion of
startup. Warranty includes parts and labor for all equipment/software/services provided. Warranty excludes
surge/transient damage.
H. Operation
(1) Demand - Basic operation of the alternating pumps shall be as a pump -down, common off system with
high level alarm. Panel shall accommodate connection of floats, with the following functionality:
• Low Level
• Time Enable
• Timer Override
• Alarm
(2) Control - Each pump shall be controlled through a "Hand -Off -Auto" selector switch.
Hand: Pump shall be demanded and shall run continuously until the selector switch is turned to Off or Auto.
Off: Pump shall not be demanded.
Auto: Pump shall be controlled by the floats in the wet well as well as by timer.
I. Alarms
The alarm system shall operate individual pilot lights as described under General Control Panel Equipment,
and a common general alarm for the external horn/light (as indicated by asterisk *) upon the following faults:
(1) High Wet Well Level - *A contact closure from the high-level float shall indicate a high-level alarm
condition. This alarm shall automatically reset.
(2) Pump Fail (No Pressure) - *A time delay shall begin when the pump is demanded. If the pump pressure
switch does not indicate pressure prior to the time expiring, a "No Flow" alarm shall exist. This alarm shall
latch and prevent the pump from running. Alarm annunciation shall remain on until manually reset.
(3) Pump Seal Fail - A pump seal failure shall be annunciated only by the individual pilot light. This alarm
shall not stop the pump from running.
J. System Controller
Shall be mounted 36" or more above grade and readily accessible. Control panel shall be located within
the proposed shelter as shown on the site plan. The custom unit shall be as manufactured by Orenco
Systems, Inc and be a combined panel integrated with the Orenco dosing pump panel. The control panel
shall be provided factory pre -wired and tested in a NEMA 4X lockable fiberglass enclosure which shall
contain the following: Components shall include motor contactors and circuit breakers for use with 230V
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Revised April 3, 2023
AC 1 Ph current using a max 5 HP motor. Programmable logic unit shall include time functions, motor
function, valve controls and float input function. Unit shall include fused transformer for valves. An
audiovisual alarm condition light and siren shall be mounted on the top of the panel and include a separately
fused transformer. The unit shall have a Hand -Off -Auto (H-O-A) switch. Product shall be as supplied by
AQWA, Inc. 1-888-552-2792.
The controller shall be able to perform the following functions: receive input for floats, provide operator set
timer -controlled pump operation. In accordance with 15A NCAC 02U 0.402(d), control panel shall be able
to direct flow to the 5-day upset pond if either turbidity exceeds a pre-programmed limit or permitted
pathogen levels cannot be met.
The controller shall have event counters, which shall count the number of timer overrides. The controller
shall have an elapsed pump run clocks and pump cycle counters.
Panel and control equipment shall include lightning protection, be protected from unauthorized access, and
always remain accessible to the system operator.
The activation of any alarm shall result in the activation of a dry and a 120 V powered alarm contacts. These
contacts may be used to activate externally mounted alarm devices and telemetry systems. The alarm
contacts will automatically reset when the R/O-N Switch for the activated alarm is placed in the reset / off
position.
Panel Operation:
• High Level Alarm Float: When lifted this float will activate the audible alarm and the illuminated
pushbutton. Note: This function can be combined with the Override Timer On & Off Function.
• Override Timer & Off Float: When lifted this float will activate the normal timer function. This timer is
capable of cycling at a faster rate to accommodate high flow conditions. This float being enabled will
force the pump to dose at twice the operating cycle until the effluent is at normal levels in the pump
tank again.
• Timer On & Off Float: When lifted this float will activate the normal timer function. This timer will
begin with its `off' cycle.
• Redundant Off & Low -Level Alarm Float: When lowered this float will activate the audible alarm and
illuminated pushbutton. This float will also deactivate the pump in both auto and manual.
• Pump & Valve Operation: The pump dosing cycles will be controlled by the timer. During high flow
conditions, the pump dosing cycles will be controlled by the override timer. Valves will open as
programmed and the pump comes on.
• If either Turbidity Limit or Pathogen Limit (that is monitored) exceeds the required limit, control panel
shall have provisions to divert all effluent from the back end of the treatment to the 5 -day upset
pond unit the issue is resolved.
Components Include:
• Motor contractor & circuit breaker rated for use with 230VAC, 3 Phase and 3 Phase max
• Programmable logic unit
• Timer Functions
• Valve control
• Transformer for the valves
• Fuse for the transformer
• Top mounted audiovisual alarm (360 degree flashing red light and 90dB minimum)
Controls and power wiring for the entire wastewater disposal system shall follow all local, state, and federal
regulations, codes, and ordinances, and shall be confined on the site to the area of the pumps, control
floats, control panel. The wiring shall be run in gas and watertight conduits from the pump tank to the control
panel as shown on the plan. After the installation of the wiring, each conduit shall be sealed to prevent
septic fumes from reaching the control panel. The seal and cables shall be removable for replacement. The
installation contractor shall be responsible for coordinating with other Contractors and Owner for a source
of the correct power (voltage and phase) and sized breaker in the panel; the costs of obtaining all power
and control wiring for this system and shall coordinate his work with the electrical contractor and with the
Owner.
Pump power wires and control wires shall run in PVC conduits from the access openings at the dosing
tanks to the location of the pump control panel mounted nearby. Bury conduit to a minimum depth of 24"
below grade. Use duct seal on tank and control panel side of conduit.
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Revised April 3, 2023
The pump control panel shall be mounted on a post or exterior wall nearest the treatment unit, tank, and
pump. If mounting to an exterior wall, try to select a wall where the sound of the motor contactor engaging
will not be noticed. Post and panel mounting assemblies are acceptable. The control panel shall be located
within 50 feet and in sight of the pump motor or shall be provided with a lockable disconnect switch. The
panel, when possible, should be mounted in the shade and protected from the weather. The panel should
be located at a convenient height (usually about five feet above the ground) and where it will be accessible
for maintenance. The meter, panel, lighting, and convenience outlet shall be located under a freestanding
shelter to provide cover to operator during in climate weather.
K. Telemetry:
A telemetry system shall be provided whereby the operator shall be notified immediately of a minimum of
four alarm conditions. The system shall be capable of delivery up to four phone numbers. Telemetry system
and alarm shall include automatic rechargeable battery backup power supply.
The system will be monitored via remote telemetry with real time efficiency.
In addition, the control system shall be capable of the following functions:
a. Data Collection and Utilization. Logs data for system conditions and events such as
pump run time, pump cycles, and alarm conditions.
b. Downloadable Logs. Download logs into a *.dif or ASCII format for simple conversion
to common spreadsheet or word processor programs.
c. Multi -level Password security. Only qualified personnel can remotely access site.
d. Program Logic Rules. Simple "If ...then" declarations. Rules can be written based on
several operands, including the following:
• Input / output status
• Point status
• Date: mm/dd/yy format
• Time of day: 24-hour clock
• Timers
• Historical data (allows for control optimization or detection of trends)
e. Schedule functions to control digital "Points" based on date or day of week/time.
f. Automatic daylight savings time adjustment.
g. Automatic call -out to pagers during alarm conditions when panel detects trends that
could lead to system failure.
In addition, the unit shall have the capability of real-time direct connection to the panel via
laptop serial port, to allow the operator real-time access to detailed logged data and the ability
to change point values.
All control elements shall be housed in a NEMA-4X fiberglass door -in -door enclosure located inside the
designated pump house. All enclosures shall be fully gasketed and shall have a drip cap. The enclosure
shall be suitable for wall or pole mounting. The controls shall be designed to allow for interconnect of alarm
function with the telephone dialer.
A 110-volt convenience outlet shall be incorporated into each control panel. Electrical shall be in
accordance with the plans and shall include installation of alarm wiring from pump station to dialer at the
waste treatment plant.
GROUND COVER
Gravel is to be installed on access drive and within fenced limits of treatment area. The contractor shall
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Revised April 3, 2023
install a geotextile fabric down prior to stone placement to minimize the growth of weeds. Stone shall be
#57 washed and placed at 3-5 inches deep. Contractor to verify the area is free of any low places and area
will drain prior to placement of fabric or stone. Area shall be graded no less than 2% in any direction. All
other areas to be stabilized.
SIMPLEX GRINDER PUMP PACKAGE SYSTEM
Sewage Lift Station shall consist of a 30-inch diameter x 72-inch-deep fiberglass wound wet well and shall
have easy access to chamber from ground level for access and pumping. Locate the basin at such location
to receive gravity flow from the current toilet in the office. All metal installed in tank shall be stainless steel.
Sewage Handling Pump shall be Liberty 2 HP Grinder Pump with 1-1/4" discharge. Pump shall be 2 HP,
230v, 1 Phase. Pump shall be installed with stainless steel lifting rope or chain. No Piggyback connection
or splicing inside tank. Pump shall always remain submerged.
Sewage Pump Control Panel shall be installed adjacent to the wet well in a NEMA 4X enclosure. Minimum
height to panel shall be 24 inches above finish ground surface. All wiring connections shall be watertight.
Control panel shall be equal to Liberty SX Series.
A plumbing and electrical permit from the local county building inspections will be required to install this
basin and is not covered under the current permit.
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Revised April 3, 2023
SECTION V - SYSTEM INSTALLATION
• Prior to beginning construction of the system, entire system shall be staked by a Professional Licensed
Surveyor. This area shall be isolated from construction traffic. This barrier should be maintained until the
Owner accepts the system. The existing components of the system including the wet weather pond and
5 day upset pond shall be wrapped with sediment fencing to prevent any runoff from site construction.
The existing treatment plant shall be barricaded off to prevent unauthorized access during site
construction.
• Contractor shall contact the Owner, Design Engineer, Manufacturer's representative, and Regional
Representative for DEQ for a preconstruction meeting.
• Contractor shall verify all elevations of all system components.
• Observe all setback restrictions. Installation of the system shall be performed under the supervision of
the Design Engineer (as deemed necessary).
• Installation of the system shall be coordinated with the Owner and Design Engineer and scheduled as
necessary to comply with overall facility operation.
• Installation of the system shall be performed to the satisfaction of the Owner, Regional Representative
for DEQ, Manufacturer's Representative and Design Engineer.
• The Contractor shall install all components of the system in strict accordance with the plans and
specifications. Upon completion of the system construction, the Contractor shall charge the system with
water and go through a complete cycle. Any failure or discrepancy shall be corrected.
• The Contractor and Manufacturers of the components shall warrant the components and system for one
year from the date of acceptance by the Owner.
• Once new treatment system has been accepted by all parties, demolition of the original treatment system
may commence. See specification section DEMOLITION and plan sheet DEMO-1.
Utility Crossings & Locations
The contractor is responsible for locating all services before beginning work on the site. The plans are
approximate and may not show all utilities.
• Water Line Vertical Separation: Clear separation distance when a water line crosses over a sewer must
be at least 18-inches at the closest point. When conditions prevent an 18-inch clear separation from
being maintained, or whenever it is necessary for the water line to cross under the sewer, both the
water line and sewer shall be constructed of ferrous materials with mechanical joints equivalent to water
main standards for a distance of at least 10 feet on each side of the point of crossing, with full sections
of pipe centered at the point of crossing.
• Storm Drain Separation: Horizontal separation between sewer lines and storm drains shall be at least
five feet. Vertical separation between sewer lines and storm drains at crossings shall be at least one
foot at the closest point unless the sewer is of cast iron pipe or encased in concrete for at least five feet
on either side of the crossing.
• Gas Line Separation: Horizontal separation between gas lines and sanitary sewer shall be at least five
feet. Vertical separation between sewer lines and storm drains at crossings shall be at least one foot
at the closest point unless the sewer is of cast iron pipe or encased in concrete for at least ten feet on
either side of the crossing.
Orenco Media Filter Installation
This section establishes the installation procedures for the Orenco secondary wastewater treatment
system. It is recommended that these procedures be reviewed and approved by the engineer of record to
ensure compatibility with specific site characteristics.
Orenco Systems, Inc. provides onsite supervision of the installation, the freshwater commissioning of the
treatment system and certification that the system is operational.
Effective execution of these procedures requires coordination with the site contractor. We request that the
site contractor contact AQWA, Inc. (888) 552-2792 to coordinate delivery, installation schedule and
freshwater commissioning of the system.
• Have NC Licensed Surveyor locate units from site engineering plans.
• Excavate to 6 inches below units. De -water excavation if required.
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Revised April 3, 2023
• Add 6 inches of #57 washed stone with gravel screenings.
• Check to ensure mounting pad is level and elevation is correct.
• Carefully lower modules into position with proper rigging and lifting techniques.
• Orient and align modules to inlet and outlet directions. Check if modules are level.
• If modules are installed in groundwater refer to manufacturer for anchoring requirements and
contact Design Engineer.
• Install inlet, outlet, and vent/test port piping.
NOTE: Use care while backfilling to prevent module movement and/or damage to module.
Electrical Installation
Install the control system and wiring per NC Building Code and NEC by a licensed electrical contractor.
Contractor shall verify available electrical power and before ordering system components. Provide and
connect to properly sized and number breakers in the main control panels as called for.
Final Landscaping:
After the system is installed, the following should be checked to ensure that the treatment area will not be
overloaded with excess rainwater and run-off. Any problems should be corrected before approving the
system. Finally, all remaining disturbed areas should be planted with grass and mulched with a wheat straw
according to specifications below.
Seeding/Final Ground Cover:
After completion of the work, the site shall be stabilized with tall fescue grass or washed stone in
fenced/drive area.
Seeding at the rate of 25 lbs. per acre each for a total of 50 lbs. per acre. Before seeding, lime should be
added at the rate of 1.5 tons per acre. Fertilizer should be added at the rate of 100 units of Nitrogen, 120
lbs. of P2O5 and 120 lbs. of K2O. Both the lime and fertilizer should be lightly incorporated into the soil
before adding seed. After seeding, the area should be mulched until stand is established. Due to the erosion
potential of this soil, this is an important part of the system.
CONSTRUCTION & INSTALLATION TESTING
Requirements for Leakage Testing Vessels
All new vessels shall be tested for water tightness by an approved method such as leakage test. Test shall
be run with risers/and inlet/outlet pipes in place. The testing shall begin after the water level in the vessel
has been stabilized. Leakage shall not exceed 1" of basin depth in 24 hours. Any leaks shall be corrected
and the tanks re -tested. Installer shall ensure that the vessel remains level and true to grade after
placement. Each vessel shall be installed in the location and to the elevations shown on the plans.
Once testing of the vessel has been completed, each unit shall be backfilled in lifts with well compacted,
debris free earth to a level, which directs surface water away from the unit. All lids shall be lockable or
constructed to prevent easy removal.
The Contractor shall be required to provide as many tests and/or certifications as the Engineer may deem
necessary.
Installation Requirements for Underground Piping
All piping and fittings shall be Schedule 40 PVC. Glue for all PVC pipe joints shall be as recommended by
the pipe manufacturer. Gravity pipe shall be installed with a minimum slope of 2.0% to the discharge point.
Pipe shall be installed to a minimum depth of 30 inches below ground surface. Between the pipe and
ground surface, tracer wire integrated with warning tape shall be installed. The contractor is responsible
for locating all services before beginning work on the site. The plans are approximate and may not show
all utilities.
All underground piping shall be SCH 40 PVC or SCH 80 PVC. Piping shall be buried with 30 inches of
minimum cover with marking tape and locator wire as specified herein. PVC Pressure Pipe shall be made
from materials whose Cell Classifications are either Class 1245A or 1245B, and shall be furnished in lengths
of 20 feet. Lesser lengths will be accepted to allow the proper placement of fittings, valves, etc. All PVC
Pipe will be shipped, stored, and strung at the project in such a manner as to be protected from total
accumulated exposure to sunlight and possible ultraviolet radiation of no more than four (4) weeks.
Trump National Golf Course WWTF Page 14 June 16, 2022
Mooresville, Iredell County, NC Revised December 21, 2022
Revised April 3, 2023
PVC fittings shall be solvent weld Schedule 80 fittings furnished in accordance with ASTM D-2467 with
solvent weld joints installed according to ASTM D-2855.
Piping shall be laid in trenches of adequate width to allow the proper installation of the line and compaction
of 95% standard proctor or greater. The bottom of the trench shall be shaped to give substantially uniform
circumferential support to the lower fourth of each pipe. Pipe laying shall precede upgrade with the spigot
ends pointing in the direction of flow. Each pipe shall be laid in such manner as necessary to form a close
concentric joint with the adjoining pipe and to prevent sudden offsets of the flow line. As the work
progresses, the interior of the sewer shall be cleared of all foreign materials. Where cleaning after laying is
difficult because of pipe size, a suitable swab or drag shall be kept in the pipe and pulled forward past each
joint immediately after the jointing has been completed.
Trenches shall be kept free from water until backfilled and pipe shall not be laid when the condition of the
trench or the weather is unsuitable for such work.
At all sharp bends in the piping, the contractor shall install thrust blocking. Thrust blocking shall be installed
per detail on plan sheet U-7.
The force main shall be clearly identified with green plastic locator tape made specifically for that purpose.
The tape shall be marked with black lettering clearly identifying the pipeline as sanitary sewer. The tape
shall be Type III detectable Marking Tape as manufactured by Seton or approved equal. Tape shall be
installed at a depth to provide 12 to 18 inches of cover between top of pipe and tape. Tape shall include
continuous tracer wire to allow for locating service to acquire a horizontal location of the pipe.
Freeze Protection for Above Ground Piping
PVC and CPVC piping systems are susceptible to freezing in colder temperatures. There are several
operational and installation practices that can be used to protect the system from freezing such as using
pipe insulation and heat trace tapes. The manufacturers of these products should be consulted for
suitability and compatibility with PVC and CPVC prior to use. Acceptable forms of insulation shall be either
a tubular foam rated for exterior use or a fiberglass pipe wrap with a self-sealing jacket. Other methods are
approved on a case -by -case basis approved by the Engineer.
PVC and CPVC piping systems installed in direct sunlight or in enclosed boxes, primarily metal, should
have precautions taken to ensure that the environmental conditions do not exceed the temperature ratings
of the material. Failure to do so can result in product/system damage and/or failure.
PVC and CPVC piping systems exposed to direct sunlight (UV radiation) can be painted with a light-colored
acrylic or latex (water -based) paint to avoid UV radiation, and its effects. Dark colors can lead to greater
heat absorption, which can exceed the heat handling capacity of the fittings and pipe material. Design and
installation considerations for thermal expansion/contraction should still be made. Check with the paint
manufacturer to assure the paint is chemically compatible with the PVC/CPVC products. Use only water -
based paints. Oil -based paints are not recommended for use with PVC or CPVC.
Requirements for Leakage Testing -Pressure PVC Piping
Required testing of pipelines and valves shall be done under the direct supervision of the Project Engineer.
Field-testing shall not negate the requirements for material certifications as contained in the material
specification section of this contract. Unless otherwise directed by the Engineer, all testing and disinfection
will be completed prior to connection to any existing line.
On completion of the line or sections of the lines, connections and appearances, the line shall be filled and
hydrostatically tested. The water for testing purposes can be taken from the nearest available water source
under the supervision of the Engineer's Inspector. All leaks and any defective material shall be repaired or
replaced to the satisfaction of the Engineer and the tests repeated until the requirements of this specification
are met. Any special equipment, pumps, etc., required to make the test shall be furnished and operated by
the Contractor as directed by the Inspector.
The Contractor shall use great care to be sure that all air is expelled from each section under test. If service
connection or other openings are not available for the purposes of expelling air, the Contractor shall provide
air release of sufficient size (as determined by the Engineer).
Trump National Golf Course WWTF Page 15 June 16, 2022
Mooresville, Iredell County, NC Revised December 21, 2022
Revised April 3, 2023
Specific procedures for testing main are as follows:
• The test pressure will be 100 PSI at the low point of the section under test.
• Allowable leakage will be determined by Table 6, AWWA C-600 (see below) or by the formula:
1 = 0.000106(S)(D) where
S in the length of pipe under test and D is the pipe diameter.
• Pressure and leakage tests will be run concurrently and for duration of four hours except as modified
below.
• The Contractor will pressurize the line and verify that it is within allowable leakage before the official
test is started.
• The Inspector will begin the test and remain at the job for the first hour, making sure that the test
pressure is maintained within 5 PSI. The Contractor is to maintain the pressure within 5 PSI for the
duration of the test period. At the end of the first hour, with the line pumped to full test pressure, he
will read the meter and record the first hour leakage. If the first hour leakage is within allowable, he
will return at the end of the fourth hour and again read the meter. If the total leakage for the four-hour
period does not exceed four times the first hour leakage, the test will be terminated. If the total leakage
exceeds four times the first hour leakage, but is still within allowable, the test will be held an additional
hour. If the fifth hour leakage does not exceed the average hourly leakage for the first four hours, the
test will be terminated at the end of the fifth hour. Otherwise, the test will be held until the leakage is
non -increasing and within allowable for two consecutive hours.
• If leakage exceeds allowable for the four-hour test, the test will be terminated and re -scheduled after
the Contractor has verified that actual leakage is within the allowable leakage, but no earlier than the
next working day.
• If the first hour leakage does not exceed 15% of the allowable, or if the allowable leakage rate does
not exceed 0.4/gal/hr., the test may be terminated at the end of two hours provided the second hour
leakage does not exceed the first hour leakage. If the second hour leakage exceeds the first hour
leakage, the test will be held for an additional period as described in Paragraph (e) above.
• The maximum length of pipe testing in one test shall be 5,000 feet or as close to 5,000 feet as possible
depending on valve spacing.
• During the last stages of the test and without any reduction in pressure progressing from the end
opposite the test pump, each mainline valve will be closed, and pressure released to determine if the
valve is holding pressure (minimum 10 minutes per valve closing).
The Contractor shall be required to provide as many tests and/or certifications as the Engineer may deem
necessary for materials, such as concrete, piping, valves, steel reinforcement, all fasteners and anchorage
systems, etc. Testing for materials shall be made by a separate independent test laboratory employed by
the Contractor and approved by the Engineer.
The contractor shall coordinate and schedule site visits, installation, and startup assistance from the
equipment manufacturers.
Pumps and Controls
The Contractor shall furnish the services of a manufacturer's representative for start-up to assist in verifying
correct installation of the equipment, observe start-up and operation, conduct the pump drawdown testing,
conduct testing of controls, and instruct the operator in proper operation of the equipment. Five copies of a
complete operation and maintenance manual shall be provided to the ORC. A pump drawdown test shall
be conducted on each pump to demonstrate that the pumps meet the conditions stated in the Basis of
Design. After completion of this test a certification of compliance with the Design Conditions shall be
provided by the manufacturer.
The pump control shall be tested to demonstrate proper operation with the level control including pump
alternation, low level cut-off, high water alarm, and lead -lag operation.
SECTION VI - OPERATING CHECKS AND ADJUSTMENTS (START-UP)
The system shall consist of: existing collection system, (2) Orenco 275-42 T-MAX septic/flow equalization
tank with duplex filtered pumping vaults (one now & one future), (2) Orenco AX-MAX275-42 self-contained
primary recirculating media filter units in parallel (one now & one future), (1) Stage 2 secondary recirculating
media filter unit, TSS monitor, (2) UV filters in series post treatment, existing irrigation pump station, existing
irrigation fields, existing headworks, existing filters, new and existing controls and other associated
appurtenances.
Trump National Golf Course WWTF Page 16 June 16, 2022
Mooresville, Iredell County, NC Revised December 21, 2022
Revised April 3, 2023
After permanent power has been connected and all components of the system have been installed and
dummy tested, the Contractor shall schedule a time for the checking of the system for proper operation.
The check shall be performed by the Contractor in the presence of the Design Engineer, ORC and Owner.
Any discrepancies shall be corrected until the system operates as designed.
It is the Clients responsibility to ensure that the Contractor checks the entire system and takes the system
through a complete test cycle prior to Engineer making certification startup visit. This includes:
• Ensuring that all lids are at accessible
• Floats are set at the proper elevations as required
• Pumps are operable and delivering the required flow and head
• Panels are in operation and operate as called for herein
• Area around treatment and disposal area are at finished grade, stone & screenings are placed,
or areas raked fine with seed and straw as called for herein.
• Tanks are filled with water and ready for testing. Contractor is to dummy test entire system prior
to final startup meeting with Engineer, Owner, and ORC.
Once all the items have been completed the Contractor shall run the system through an entire test in the
presence of the Owner, Owner's Engineer, and ORC and to their satisfaction. If the test fails, adjustments
shall be made, and the test repeated until the system is determined to operate properly.
Treatment Vessels:
Ensure the vessels are free of all trash and debris. Check water level, pipes, floats, and pumps.
Orenco Treatment Units
Start -Up (Treatment System Controls)
1. During tank installation care should be taken to prevent foreign matter/debris from entering the tank.
2. System needs to be commissioned prior to start-up.
A. Check that the electrical connections have been made inside the control panel and that there is
power to the panel.
B. See Appendix B for PLC (programmable logic controller) Operating Instructions prior to turning on
the system.
C. Turn control panel power disconnect switch to "ON."
D. At the control panel use the control screen to set the PLC timers to a "test cycle" as follows:
TEST CYCLE SETTINGS ON OFF
Pump(s) 1 1 min 1 min
3. Pump off Float: In the extended position this float switch shall create an open circuit and prevent
operation of the pumps. When the circuit is closed the float switch shall allow activation of the timer and
the pumps shall alternate between cycles, transferring wastewater to the downstream treatment
reactor(s).
4. Dose Enable Float: Upon closure the mid -level float switch shall activate the lag pump and the two
pumps shall draw down the liquid in the dosing tank until the mid -level float is open. Upon this
occurrence, a counter shall be triggered to alert the operator of a high-level condition has occurred and
the timer "on" setting for the pumps may need adjusting.
5. Peak Enable Float: The high-level float switch shall activate the audio/visual alarm when the circuit is
closed.
• Test each float for proper function. Make sure each float is producing the correct given response
• Check to make sure that the float switch hanger is within 18" of finished grade.
• Check that the slide rails have been installed properly. Pull up each pump to ensure the rails have
been installed properly and that the pumps seal seats back on the slide rail assembly piping.
• Check that the effluent piping was piped correctly.
• At the panel turn the alarm to TEST. The alarm should sound. Press the alarm silence, audio alarm
should silence, the red alarm light should remain illuminated. Turn alarm to OFF, red alarm light
should turn off. Set the alarm to AUTO and unsilence the alarm.
• Close and secure the lid.
• Return to the control panel to set the pump(s) and timers to the settings specified in "PUMP TIMER
SETTINGS."
Trump National Golf Course WWTF Page 17 June 16, 2022
Mooresville, Iredell County, NC Revised December 21, 2022
Revised April 3, 2023
Close/secure control panel.
Note: Using manufacturer's instruction, become familiar with filter components and operation.
SECTION VII - AS BUILTS
A set of as -built plans and specifications shall be prepared by a Professional Surveyor licensed to practice
in the State of North Carolina.
• The Surveyor shall be hired by the Contractor to perform the work.
• The contractor shall provide the "As -Built" plans to the Engineer.
• The Engineer shall provide the signed and sealed "As -Built" plans to the Owner and ORC which will
show actual vertical and horizontal location and design of all system components, indicate any
crossings of force mains, color of force mains and any deviations in installation of the force mains and
plans. Exact locations of valves and cleanouts are required as well and contain a complete list of all
mechanical equipment installed whenever any deviations were made from the approved plans and
specifications.
• The Contractor shall forward to the Engineer two bound sets of all manufacturer's component data
along with the "As Built" data.
SECTION VIII - OPERATING PERMIT
• The system shall not be operated until the Project Engineer certifies in writing that the system has been
installed in accordance with the approved plans and specifications, and the installation is approved by
the Engineer of Record.
• The operation permit shall include description of facilities served and sewage system components, as -
built plans and specifications, legal documents, Operation & Maintenance manual, monitoring and
performance requirements, and other operating conditions deemed appropriate.
SECTION IX - WARRANTY
The wastewater system installation contractor shall agree to provide a minimum of one-year regular service
to the Owner for maintenance and upkeep of this system at no additional cost to the Owner, and such one-
year period shall begin from the date of final inspection and acceptance of the system construction by the
Owner and the Engineer. Any concerns by the owners' personnel shall be addressed promptly.
After the above one-year period has expired, the installation contractor shall offer a continuation of
maintenance and upkeep service at a reasonable charge as may be negotiated between the installation
Contractor and the Owner. Such service shall include checking the entire system at least monthly, offering
quick response servicing in case of a malfunction of the system (maximum of 24 hours after warning is
given by the "Owner's Warning Panel") and performing such servicing of components and replacing of worn
or defective equipment as may be necessary to keep the system operating in good condition.
If the installation contractor will not be willing to agree to the above described one-year maintenance period,
then any other time period must be acceptable to the Owner and the Engineer.
SECTION X - OPERATION & MAINTENANCE
This work shall be performed only by operators knowledgeable of the system. Operation, maintenance, and
Inspection Procedures shall include but not be limited to the following:
• Maintain contract with an ORC.
• Trash/flow EQ tank shall be pumped every 5 years or when solids accumulate to 1/3 the volume of
the tank. These solids shall be disposed of at an approved facility.
• An inspection report should be completed and filed each time the system is checked.
• Follow inspection checklist by Orenco, Inc. and irrigation manufacturer.
• The pump control timer shall be checked to verify that each pump run time is correct to ensure the
correct dosing volume. Adjustment shall be made as required.
• All piping, fittings and valve boxes shall be checked annually for damage and/or proper operation
and corrections made immediately.
• The property should be inspected to ensure all surface water is deflected away from the fields and
tank. Any ponding of surface water should be corrected.
• Grasses shall be mowed and maintained, and any erosion shall be corrected promptly.
• All areas shall be checked for leakages, blowouts or malfunction, indications of damp or mushy
areas compared to surrounding area or evidence of noticeable odor of sewage. Repairs shall be
made immediately.
Trump National Golf Course WWTF Page 18 June 16, 2022
Mooresville, Iredell County, NC Revised December 21, 2022
Revised April 3, 2023
• The pump electrical panels and wiring should be checked to insure tight, clean connections with
no corrosion and proper operation.
• Pump switches shall be checked for free operation and proper level set.
• Check all tanks, valve boxes, etc. for evidence of damage or leakage. Check the quality of effluent
including grease and sludge accumulation.
The current system owner (Trump National Golf Course & subsequent owners) shall establish an
operation and maintenance program and procedure based on experience obtained from similar
installations.
The current system owner (Trump National Golf Course & subsequent owners) shall be responsible to
comply with all above operating and maintenance procedures in addition to any so specified on the
operation permit issued by the NC DEQ or may be necessary in the future for the operation of the system
to meet all public health laws, rules and regulation regarding the wastewater system treatment and disposal
system.
Failure to comply with these operating and maintenance procedures will necessitate immediate legal action
by NC DEQ to suspend or revoke the operation permit.
DEMOLITION:
Once the new plant has been put into operation and accepted by all parties, demolition of the old treatment
plant may commence. Contractor to disconnect all electrical from the main breaker. This work is to be
done by a licensed electrician only. Plant vessels to be pumped of all liquids and solids by a licensed
pumper and disposed of per current residuals management. As an alternate, the current waste occupying
the plant may be pumped over to the new plant, processed, and disposed of via the irrigation system.
Waste to be introduced only to the head of the new treatment plant, regardless of the current stage of
treatment.
Once plant has been pumped of all liquids and solids, contractor may begin disassembly of old plant. All
materials removed from the system to disposed of legally at a solid waste facility or recycled (if salvageable).
Once all materials have been removed from the system, the steel vessels can either be removed from the
site or left in place.
Voids to be filled by either flowable fill or backfilled and compacted in 6-inch lifts. Once backfilled, area to
be stabilized with washed stone in like kind.
All underground piping (plumbing and electrical conduit) may remain in place that is no longer in use by the
collection or treatment system. All existing components that will be rerouted to the new treatment process
to be outfitted with two valves (one for existing plant and one for new plant) and only to be changed over
once the new plant has been accepted.
Trump National Golf Course WWTF Page 19 June 16, 2022
Mooresville, Iredell County, NC Revised December 21, 2022
Revised April 3, 2023
CALCULATIONS FOR
WASTEWATER TREATMENT PLANT MODIFICATIONS
FOR
TRUMP NATIONAL GOLF COURSE
BRAWLEY SCHOOL ROAD
MOORESVILLE, IREDELL COUNTY, NC
June 16, 2022
Revised December 21, 2022
Revised April 3, 2023
PREPARED FOR:
TCW Wastewater Management, LLC
5600 Lakeview Road
Charlotte, NC 28269
Phone: (704) 351-4049
PREPARED BY:
PIEDMONT DESIGN ASSOCIATES, P.A
Suite 101 Westfield Center
125 East Plaza Drive
Mooresville, NC 28115
Phone: (704) 664-7888
NCBELS: C-1007
PHASE
Design Scenario: I Domestic (Primary Trea Collection System Gravity
Flow
* Average Daily Flow: 5,000 gpd *12 Month Average
Maximum Daily Flow: 10,000 gpd
Influent Parameters JBODi (mg/L) TSSi (mg/L) I TKNi (mg/L) I Alk (mg/L)
250 1 75 1 30 1 200
Influent Parameters
Recommended
Manual
Average
Max
Average
Max
BODi(mg/L)
140
250
250
350
TSSi(mg/L)
40
140
75
140
TKNi(mg/L)
50
80
30
50
NH3-N (mg/L)
25
Alkalinity (mg/L)
200
Total Phosphorous
8
Primary Tankage? Yes
Flow EQ? Yes
Primary Treatment/Anoxic
Multiple
Notes
Primary Tankage (Trash): 20,000 Gallons
2
2 Times the Max Daily Flow
Optional** Pre Anoxic: 10,000 Gallons
1
Reduce Primary Tankage by 1 Times Max Day to Add Anoxic Tank
Effluent Parameters After Primary
BODi (mg/L)
TSSi (mg/L)
I TKNi (mg/L)
I Alk (mg/L)
125 1 56.25
30
200
Textile Required Textile Designed
First Stage Influent Parameters
BODi (mg/L)
TSSi (mg/L)
ITKNi (mg/L)
JTN (mg/L)
250 ft2 275 ft2
125
1 56.25
1 30
1 30
Alkalinity Addition 3 Ib/d
First Stage Effluent Parameters
BODle (mg
TSSle (mg/L)
I TKN1e (mg/L
H31e (mg/L
O31e (mg/L TN1e (mg/L)
12.5
1 2.8125
1 1.5
1 1.25
1 8.55 JW 10.05
Textile per Unit 275
AX-MAX Units 1.00
AX-100 Units 2.75
Textile Required Textile Designed
63 ft2 125 ft2
Textile Der Unit 1 75
Polish Stage Influent
Polish Stage Effluent Parameters BODFe (mg TSSFe (mg/L) TKNFe (mg/L H3Fe (mg/L O3Fe (mg/L TNFe (mg/L)
1.25 1 0.140625 1 0.075 1 0.06 1 8.55 I 8.625
Anticipated Effluent Monthly Average
mg/L
BODe (mg/L)
1.25
TSSe (mg/L)
0.14
NH3e (mg/L)
0.06
TN (mg/L)
8.63
NO3 (mg/L)
8.55
FecalColi
14.00
Total P
(mg/L)
8.00
Effluent
B0__(mg 10
TSSe Ime/L) /Ll 5
TN (mg/L) 27
NO3(mg/L) 23
Total
Phosphorous 8
Mean
CFU/100ml
FecalColi 14
PHASE II
Design Scenario: I Domestic (primary Treated Collection System I Gravity
Flow
* Average Daily Flow: 10,000 gpd *12 Month Average
Maximum Daily Flow: 20,000 gpd
Influent Parameters BODi (mg/L) TSSi (mg/L) I TKNi (mg/L) I Alk (mg/L)
250 1 75 1 30 1 200
Influent Parameters
Recommended
Manual
Average
Max
Average
Max
BODi (mg/L)
140
250
250
350
TSSi (mg/L)
40
140
75
140
TKNi (mg/L)
50
80
30
50
NH3-N (mg/L)
25
Alkalinity (mg/L)
200
Total Phosphorous
8
Primary Tankage?
Yes
Flow EQ?
Yes
Primary Treatment/Anoxic
Multiple
Notes
Primary Tankage (Trash):
40,000 Gallons
2
2 Times the Max Daily Flow
Optional ** Pre Anoxic:
20,000 Gallons
1
Reduce Primary Tankage by 1 Times Max Day to Add Anoxic Tank
Effluent Parameters After Primary
I Alk (mg/L)
1BODi (mg/L)
TSSi (mg/L)
I TKNi (mg/L)
125
1 56.25
1 30
1 200
Textile Required Textile Designed
First Stage Influent Parameters BODi (mg/L) TSSi (mg/L) TKNi (mg/L) TN (mg/L) 500 ft2 550 ft2
125 1 56.25 30 1 30
Alkalinity Addition 5 Ib/d
First Stage Effluent Parameters I BODle (MO TSS1e (mg/L) TKN1e (mg/L NH31e (mg/L) 031e (mg/L TNle (mg/L)
12.5 1 2.8125 1.5 1.25 11.4 12.9
Textile per Unit 275
AX-MAX Units 2.00
r.5
Textile Required
125 ft2
Textile per Unit
Polish Stage Influent Parameters I BODDe(mg/ TSSDe (mg/L) I TKNDe (mg/Lj NH3De (mg/L) 03De (mg/ TNDe (mg/L)
12.5 2.8125 1.5 1.25 11.4 12.9
Polish Stage Effluent Parameters BODFe (mg TSSFe (mg/L) TKNFe (mg/L NH3Fe (mg/L) k03Fe (mg/L TNFe (mg/L)
1.25 1 0.140625 1 0.075 1 1; a75
Anticipated
Effluent Monthly Average
m /L
BODe
0.14
TSSe
NH3e
0.06
TN m /L)
11.48
NO3
11.40
FecalColi
14.00
Total P
8.00
Design Effluent Monthly Average
Weekly
Monthly
mg/L
mg/L
BODe(mg/L)
30
TSSe (mg/L)
5
NH3e(mg/L)
4
TN (mg/L)
27
NO3 (mg/L)
23
Total Phosphorous
8
Geometric Mean
CFU/100ml
FecalColi
14
PIEDMONT DESIGN ASSOCIATES, P.A.
125 East Plaza Drive, Suite 101
Mooresville, North Carolina 28115-8812
Telephone (704) 664-7888 Fax (704) 664-1778
NCBELS License No.: C-1007
Job No.: 2019-03-07-EC
Project: Trump National Golf Course WWTF
Daily Design Flow
Design Flow to Spray Fields
Design Flow to Surface Drip Fields
No. of Drip Zones
Daily Flow to Zone
Existing Drip Fields
(To Remain As Designed)
10.00 Zones Total
6.00 Zones
19.00 Laterals
200.00 LF
3,800.00 LF/Zone
22,800.00 LF Total
38,032.00 LF Total
Drip Zone 1
1,250.00
G/D/Zone
Drip Zone 2
1,250.00
G/D/Zone
Drip Zone 3
1,250.00
G/D/Zone
Drip Zone 4
1,250.00
G/D/Zone
Drip Zone 5
1,250.00
G/D/Zone
Drip Zone 6
1,250.00
G/D/Zone
Drip Zone 7
1,250.00
IGIDIZone
Drip Zone 8
1,250.00
G/D/Zone
Drip Zone 9
1,250.00
G/D/Zone
Drip Zone 10
1,250.00
G/D/Zone
12,500.00
G/D All Zones
Total Flow to Drip Network After Flow Reduction
7,500.00 G/D
Flow to Spray Fields to Remain Unchanged
12,500.00 G/D
New Flow Reduction
G/D
New System Design Flow After Flow Reduction
20,000.00 G/D
Actual Flow Based on Peaking Factor of Flow Data
17,626.37 G/D
Therefore, there will be a surplus of
2,373.63 G/D
2011-Worst Case
4.00 Zones
14.00 Laterals
272.00 LF
3,808.00 LF/Zone
15,232.00 LFTotal
To Remain in Use
To Remain in Use
To Remain in Use
Removed
Removed
Removed
Removed
To Remain in Use
To Remain in Use
To Remain in Use
Addt'I Daily Flow (if Needed )
Engineering
Surveying
Planning
Date: 5/20/2020
Revised: 4/3/2023
PIEDMONT DESIGN ASSOCIATES, P.A.
125 East Plaza Drive, Suite 101
Mooresville, North Carolina 28115-8812
Telephone (704) 664-7888 Fax (704) 664-1778
NCBELS License No.: C-1007
Job No.: 2019-03-07-EC
Engineering
Surveying
Planning
Date: 5/20/2020
Project: Trump National Golf Course WWTF Revised: 4/3/2023
Flow EQ Tank Dosing Schedule
Daily Flow
20,000.00
G/D
Pump to Recirc. Tank
20.00
Times Daily
Pump Run Time
8.33
Minutes
Pump Flow Rate
30.00
G/M
Number of Pumps
4.00
Pumps
Volume to Recirc. Tank
1,000.00
Gallons per Dose
Daily Volume to Recirc. Tank:
20,000.00
Gallons
Determine Flow:
30.00
G/M Flow to Recirc Tank
Length of FM:
15.00
Ft. Site Plan
Elev:
8.00
Ft. Hl from pump to Manifold
Oper:
1.00
Ft. Set by OSWW
Friction:
0.32
Ft. Friction Loss times length of FM
TDH:
9.32
Ft. Elev. HD+Oyer. Head + Friction Head
Pump Req'd:
30.00
G/M @ 9.32 TDH
Use Orenoo PF300512 Effluent Pump
0.5HP
- 230V - 1 PH
Interpolation Calculation for Friction Head in PVC Pipe
FM Friction Head 2.00"Dia. SCH 40 PVC
gpmX
30.00
p1
1.78
p2
2.37
gpml
30
gpm2
35
hX(ft.)
1.78
PIEDMONT DESIGN ASSOCIATES, P.A.
125 East Plaza Drive, Suite 101
Mooresville, North Carolina 28115-8812
Telephone (704) 664-7888 Fax (704) 664-1778
NCBELS License No.: C-1007
Engineering
Surveying
Planning
Job No.: 2019-03-07-EC Date: 5/20/2020
Project: Trump National Golf Course WWTF Revised: 4/3/2023
ADVANTEX Dosing
Reeime (Normal & Override)
Recirculation Tank Inside Dimensions
Length
38.00
Ft
Width
6.75
Ft
Height
6.00
Ft
Invert
4.50
Ft from Tank Bottom
Tank Volume =
1918.62
Gallons per Foot
Volume to Invert —
8633.79
Gallons
Inlet Holes on Filtered Effluent
40%Tank Volume See RSV Application Sheet)
1.8001 Feet from Bottom of Tank
Redundant Ott Float Elevation
<50% Tank Volume See RSV Application Sheet)
3.001 Feet from Bottom of Tank
RSV Setting
60% Tank Volume to Stinger Seat See RSV Application Sheet)
3.601 Feet from Bottom of Tank
High Water Pump Float Settine
3" or more above normal operating level or Stinger seat level
(This depth should allow sufficient surge capacity to accommodate peak inflows
between recite doses)
RSV Stinger Seat level 3.60 Feet
Add 3" for Float Setting 3.85 Feet from Tank Bottom
High Water Alarm Elevation
10% Tank Depth or Below Inlet Invert Elevation (See RSV Application Sheet)
4.05 1 Feet from Bottom of Tank
Enter Yellow Fields Only
Recirculation Ratio
4
5,000.00 Total Dosed over AdvanTex/day
20000
Single Pump Delivery Rate (GPM)
225
Gal/Dose 1 30 Doses Per Day Required
666.7
Rest Time (Minutes)
0.7
Override Doses Per Calculated
787
Run Time (Minutes)
1.5
Prefer 30 Secs. No more than / min
Override Rest (Minutes)
0.3
Override Run (Minutes)
1.5
Prefer 30 Secs. No more than 1 min
Single Pump Delivery Rates:
Single AX20 = 30
Double AX20 — 25
Triple AX20 — 25
Any AX100 System = 45
Notes:
1) If figure in green is over 300 consider increasing the run time up to 1 minute (1.5 for AX100 systems) Contact AQWA for assistance.
2) Assumes residential strength
3) Contact AQWA with assistance or questions. 888 552 2792
Commercial AdvanTex Pump Options
Unit Pump Model max gpm/nozzle
AX-Max300-42 (2) PF7515 6
PF14520 6.3 C
(2) PF12015 (50 Hz) 6.7
AX-Max275-42 (2) PF7515 6.6
PF14520 6.8 C
2 PF12015 50 Hz 7.3
AX-Max250-35
(2) PF7515
7
PF14520
7.5
(2) PF7520 (50Hz)
6.9
(2) PF12015 (50 Hz)
8
AX-Max225-35
(2) PF7515
8
PF14520
8.6
(2) PF7520 (50Hz)
7.8
PF12015 (50Hz)
6.5
AX-Max200-28
(2) PF7510
8.1
PF14520
9.5
(2) PF7510 (50Hz)
7.2
PF12015 (50Hz)
7.4
AX-Max175-28
(2) PF7510
9.3
PF7515
7.5
(2) PF7510 (50Hz)
8.2
PF12015 (50Hz)
8.6
AX-Max150-21
PF7510
8
PF7520 (50Hz)
8
AX-Max125-21
PF7510
9.6
PF7510 (50Hz)
8.4
AX-Max100-14
PF5005
9
PF5007 (50Hz)
7.5
AX-Max075-14
PF5005
11
PF5005 (50Hz)
9
Unit
Pump Model
max gpm/nozzle
AX-100 PF5007 8.8
PF5010 (50Hz) 7.5
(3) AX-100 (2) PF7515 8
(2) PF7510 (50Hz) 6
(2) PF7520 (50Hz) 7.5
C = Capacitor Pack needed with single phase power
C
C
C
Ci
P, P, P, P, P, P, G, 1--1 .11. .11.) .1m) ZZ .1.1 1. 4. G" Pl— P— x= G, P— 1.
a.. �3
o
11 ol 0.0 0.1 1. 80 I.,.
i.I.,
1. '.
U 41 w 3s—.1.xs
10 110 11 �4
4 10 1 ;I
41 1s n 1z 41
0 10 14 '4
10 lo 1 .11, 4
Ill 41 01 11 0 1�:
target slow: 176 GPM M-M-75 (2" Discharge)
T, Tet: 176 gp,
17 1,7
M-M-75 (3" Discharge)
Target: 176 gp,
.la rrx=oxslsowl
PIEDMONT DESIGN ASSOCIATES, P.A.
125 East Plaza Drive, Suite 101 Engineering
Mooresville, North Carolina 28115-8812 Surveying
Telephone (704) 664-7888 Fax (704) 664-1778 Planning
NCBELS License No.: C-1007
Job No.: 2019-03-07-EC Date: 4/3/2023
Project: Trump National Golf Course WWTF Revised: 4/3/2023
UV Sizing Calcuations
Model: Sanitron S-2400C
Flow Rate: 40 GPM
Flow Rate per Hour: 2,400 GPH
Facility Hours of Operation 10 Hours
24,000 GPD
Actual Flow to Units is less than 10,000 GPD
Use 2 in Parallel with Amperage Degradation Meter
— 1y
1 (SVD
OO\�-1RoadMg 30 w RIw
e SCh00
.c
re/\N per RI
RIw
Brawl y °' PobV1 RIw
ar,t ° RIw
App � RIw
� RIw
� RIw
� RIw
� RIw
� RIw
� RIw
Line Legend:
Symbol Description
X Fence Line
UW Water Line
FM Ex Force Main Sewer
r1.--- -!l- - r% -- - -- •
-
N /F
Part of 4625848012
TNGC Charlotte LLC
DB 2168-1361
PB 32-13
VICINITY MAP
NO SCALE
i
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—x—X—> —X
iow what's below.
Call before you dig.
GRAPHIC SCALE
0 5 10 20
1 inch = 10 feet
of Issue:
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BY
Date:
6/ 16/22
Scale:
=10 Ft
1'' Contours
Drawn:
DMD
Checked: DLM
Project: 2019-03-17—EC
Job: 2019-03-17—EC
Sheet
EXC-1
of
Sheets
SURVEY INFORMATION PROVIDED BY:
LDSI, Inc.
201 WEST 29TH STREET
CHARLOTTE, NC 28206
704-337-8329
Existing Transformer Pad
Existing Office, Electrical Panels
& Blower Building
a
X X
EXISTING BUILDING TO BE RE -PURPOSED (TBD)
FOR USE OTHER THAN BLOWER HOUSING.
TNGC Charlotte LLC
DB 2168-1361
PB 32-13
ALL DRY UTILTIES (ELECTRICAL, COMMUNICATION,
AIR LINES, ETC. TO REMAIN IN GROUND. DISCONNECT
WIRING AT PANEL FROM LICENSED ELECTRICIAN.
Line Legend:
Svmbol Description
Fence Line
— Water Line
FM Ex Force Main Sewer
SS SS — Gravity Sewer
—UNKN —UNKN — Underground Electric
—000M UCOM Underground Communication
—UNKN —UNKN Unknown Utility
Compressed Air
RAW Right -of -Way
FM Prop. Forcemain Sewer
EXISTING CHAIN LINK FENCING REMOVED FOR NEW
PLANT TO BE REPLACED WITH NEW IN LIKE KIND.
Existing Chain Link Fence
—X—X—X—X—X—X—X—X—X—X—
X X — X X
UCOM — UCOM — UCOM UCOM
UCOM
i
i
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1 1 _JL_------___
` — — — — — — — — — — — — — — — — — — — — — — — — —
1 1
UE UE UE — UE—UE—UE—UE — UE UE UE — UE UE UE UE — UE
1 1 Existing Chain Link Fence
SS SS —LSS ass SS SS ASS ss \ .�
1 1 55—ss_ss_ss— \\
— '�
SSSS
Ss ssssssSS SS ssss
—Ss ASS 55—ss—ss—SS—SS—SS—SS ss—SS—SS—S5 ss—SS-55—SS 55—SS—Ss—SS—Ss—SS—SS—SS SS SS
------
I �
I
I i
I
X X X X X—
UCOM — UCOM
UCOM — UCOM — UCOM UCOM UCOM u
X — X X — X
VT_CTNITY MAP
NO SCALE
RETURN PIPING FROM THE 5 DAY \INED UPSET POND�70 THE OLD
TREATMENT PLANT TO BE DIVERTED TO THE HEAD OF THE NEW PLANT
AT TIME OF CHANGE OVER. (SEE SHEET U-1.
Existing 5 Day
Lined Upset Pond
Existing Wet Weather
Lined Storage Pond
— EXISTING PIPE FROM OLD PLANT TO 5 DAY UPSET OND
&WET WEATHER STORAGE TO REMAIN IN USE FOR NEW TREATMENT
SYSTEM DISCHARGE. AREA BETWEEN 5 DAY UPSET POND AN[
EX. TREATMENT PLANT MAY BE CAPPED AND ABANDONED ON
NEW WWTP IS PLACED INTO SERVICE.
`� EXISTING WWTF TO BE PUMPED FREE OF
ALL SOLIDS & LIQUIDS. ALL COMPONENTS REMOVED
AND/DISPOSED OF LEGALLY. BACK FILL WITH FLOWABLE
FILL OR REMOVE ONCE NEW PLANT HAS BEEN ACCEPTED
BY ENGINEER, OWNER AND DEQ AND PLACED INTO SERVICE.
NOTE:
ONCE FLOW HAS BEEN DIVERTED TO NEW WWTF AND
VALVE TO OLD PLANT HAS BEEN TURNED TO THE OFF
POSITION, CONTRACTOR TO CUT OLD LINE AND CAP
LINE TO OLD PLANT.
Know what's below.
Call before you dig.
GRAPHIC SCALE
0 5 10 20
1 inch = 10 feet
FAI
0
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REVISIONS BY
REV. PER COMMENTS BY
DEQ — NDPU L. PLUMMER DMD
(3/31/23)
Date: 12/20/22
Scale: =10 Ft
1'' Contours
Drawn: DMD
Checked: DLM
Project: 2019-03-17— EC
,Job: 2019-03-17—EC
Sheet
DEMO -1
4�L 3/31 /23
0 1 Sheets
SURVEY INFORMATION PROVIDED BY:
LDSI, Inc.
201 WEST 29TH STREET
CHARLOTTE, NC 28206
704-337-8329
CONTRACTOR TO INSTALL NEW FIBERGLASS BASIN
WITH NEW SIMPLEX GRINDER PUMP PACKAGE
TO HANDLE WASTE FLOW FROM EX. OFFICE
RESTROOM.
PROPOSED CONTROL PANEL UNIT FOR
PUMPS, UV, TUBIDIMETER & TELEMETRY.
ENCLOSURE TO BE NEMA 4X
X
Existing Transformer Pad
x
Existing Office, Ele
& BI(
cal Panels
.r Building
x
nnrinrlC`17711 RIC\A/ CCAI/"`C n nr11 Inln
Line Legend:
Svmbol Description
Fence Line
— Water Line
FM Ex Force Main Sewer
SS SS — Gravity Sewer
—UNKN —UNKN — Underground Electric
—LICoM LICoM Underground Communication
—UNKN —UNKN Unknown Utility
Compressed Air
RAW Right -of -Way
FM Prop. Forcemain Sewer
nnrinnC`C11 TI Inr3T11TT\/ f�u n nnn17!n
11L 11 M r L/•11 V I V1Jt.1 I/`1RV L lily I V L/\. V-11 M
DIP PIPE OUTSIDE LIMITS OF EX. POND LINER.
VICINITY MAP
NO SCALE
PROPOSED (2) UV UNITS IN
SERIES SEE SHEET
U-6 FOR DETAILS
PROPOSED POLISHING FILTER
SEE SHEET U-6 FOR DETAILS
Existing Wet Weather
Lined Storage Pond
VD'
C Ggi�
A
Z Link Fence BB
SS — SS— SS — SS — SS — SS — SS — SS — SS —SS—
X — X — X
Know what's below.
Call before you dig.
GRAPHIC SCALE
5 10
1 inch = 10 feet
0
U
Q 7�
C
kn
w 3�
Q0 °O cc O
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k4�
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REVISIONS BY
REV. PER COMMENTS BY
DEQ - NDPU L. PLUMMER DMD
(12/20/22)
REV. PER COMMENTS BY
DEQ - NDPU L. PLUMMER DMD
(3/31/23)
Date: 6/ 16/22
Scale: =10 Ft
1'' Contours
Drawn: DMD
Checked: DLM
Project: 2019-03-17- EC
,Job: 2019-03-17-EC
Sheet
U - 1
3/31 /23
0 7 Sheets
— wW
RIW
RIW
Bf aW y90 pod` good Me
30o` G RIW
� RIW
ApD
RIW
W
N/F
Port of 4525848012
TNGC Charlotte LLC
DB 2168-1361
PB 32-13
Proposed 12 It Wide All _ _
Weather Access Drive r —
Textile Filter #2 (Future) J 2}00
❑ L — — I Stage II Polishing Filter
UE — UE—R,.y6EC W- UE X I Textile Filter #1 X X ? X C
UCOM
\ FFE:809.69 FFE: or-76 FfE: Bog. V c £
ID
UE
� GCo a
C UE - UE
Ln El
un T
UENRN PIP.
$�1
x
m • p $�
A
3
o U=SUE
55 �55 ASS �55 �55E SS
�5 l—J
55-55-55-55-55-SS-55-55-59-SS--SS-
\ o
X X X X X
s�
GRAPHIC SCALE
0 20 40 80
1 inch = 40 feet
820 820
8151 op Pt i ry Filter i rilter/Fliv 815
To UV Vault
CIS
— wW
RIW
RIW
Bf aW y90 pod` good Me
30o` G RIW
� RIW
ApD
RIW
W
N/F
Port of 4525848012
TNGC Charlotte LLC
DB 2168-1361
PB 32-13
Proposed 12 It Wide All _ _
Weather Access Drive r —
Textile Filter #2 (Future) J 2}00
❑ L — — I Stage II Polishing Filter
UE — UE—R,.y6EC W- UE X I Textile Filter #1 X X ? X C
UCOM
\ FFE:809.69 FFE: or-76 FfE: Bog. V c £
ID
UE
� GCo a
C UE - UE
Ln El
un T
UENRN PIP.
$�1
x
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A
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55 �55 ASS �55 �55E SS
�5 l—J
55-55-55-55-55-SS-55-55-59-SS--SS-
\ o
X X X X X
s�
GRAPHIC SCALE
0 20 40 80
1 inch = 40 feet
820 820
8151 op Pt i ry Filter i rilter/Fliv 815
To UV Vault
EIev:806.06
810 810
EIev:80 .67
805 80551-Day tJpbet Poi id
To Discharg
EIev:804.5
eturn Line From
800 800
M
lO
0
0+00 1+00 2+00 3+00 3+50
A
A
0
Know what's below.
Call before you dig.
PUBLICATION OR REUSE OF THESE DRAWINGS OR ANY DETAILS WITHIN MUST BE WITH THE WRITTEN CONSENT OF PIEDMONT DESIGN ASSOCIATES P.A. Owner: Approved: Date of Issue:
I� � M L.()
N Lf) O tt'1
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REVISIONS BY
REV. PER COMMENTS BY
DEQ -NDPU L. PLUMMER DMD
(,z/2a/zz)
REV. PER COMMENTS BY
DES -NDPU L. PLUMMER DMD
(3/31/23)
Date: 6/16/22
Scale: t 1 "=4 Ft
Drawn: DMD
Checked: DLM
Project: 2019-03-17-EC
,lob: 2019-03-17-EC
Sheet
U-2
3/31 /23
0 7 Sheets
\/ o
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pr
4-0
to ;� ; U
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REVISIONS BY
REV. PER COMMENTS BY
DEQ -NDPU L. PLUMMER DMD
(,z/2a/zz)
REV. PER COMMENTS BY
DES -NDPU L. PLUMMER DMD
(3/31/23)
Date: 6/16/22
Scale: t 1 "=4 Ft
Drawn: DMD
Checked: DLM
Project: 2019-03-17-EC
,lob: 2019-03-17-EC
Sheet
U-2
3/31 /23
0 7 Sheets
� N
00
c0 CD
d
; U 'I
u J
OW � (D Q)
a � �
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pool
O C) F—I
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REVISIONS BY
REV. PER COMMENTS BY
DEQ -NDPU L. PLUMMER DMD
(,z/2a/zz)
REV. PER COMMENTS BY
DES -NDPU L. PLUMMER DMD
(3/31/23)
Date: 6/16/22
Scale: t 1 "=4 Ft
Drawn: DMD
Checked: DLM
Project: 2019-03-17-EC
,lob: 2019-03-17-EC
Sheet
U-2
3/31 /23
0 7 Sheets
O C) F—I
U .4
a� z
REVISIONS BY
REV. PER COMMENTS BY
DEQ -NDPU L. PLUMMER DMD
(,z/2a/zz)
REV. PER COMMENTS BY
DES -NDPU L. PLUMMER DMD
(3/31/23)
Date: 6/16/22
Scale: t 1 "=4 Ft
Drawn: DMD
Checked: DLM
Project: 2019-03-17-EC
,lob: 2019-03-17-EC
Sheet
U-2
3/31 /23
0 7 Sheets
REVISIONS BY
REV. PER COMMENTS BY
DEQ -NDPU L. PLUMMER DMD
(,z/2a/zz)
REV. PER COMMENTS BY
DES -NDPU L. PLUMMER DMD
(3/31/23)
Date: 6/16/22
Scale: t 1 "=4 Ft
Drawn: DMD
Checked: DLM
Project: 2019-03-17-EC
,lob: 2019-03-17-EC
Sheet
U-2
3/31 /23
0 7 Sheets
421
2"0 Stub -out for
Future Connection (typ.)
T-Max42
Flow • Tank
I
Duplex PVUPumping System
Duplex PVU
co Pumping System
-�o■o OEM
-e s-
2 2 2 2 poi
2"0 Inlet From
5 Day Upset on
6"0 Gravity
Inlet (FUTURE)
6"0 Pressure
Inlet
2"0 Return
Line to
Pre -anoxic
Vent Fan
Assembly OP.)
T XJ lll.L%,L
(Stub out for
future connection)
TT_ _1_ Cl _1___
Recirc. Pumps —
Recirc. Floats
1.25 "0 Inlets
1.5 "0 Discharge
to UV
NOTE:
ALL EXPOSED PIPING ABOVE GRADE
SHALL BE INSULATED AGAINST A
FREEZING. INSULATION SHALL BE A
RATED FOR OUTDOOR USE.
� O
S Y S T E M S
OR REUSE OF THESE DRAWINGS OR ANY DETAILS WITHIN MUST BE WITH THE WRITTEN CONSENT OF PIEDMONT DESIGN ASSOCIATES P.A. Owner: Approved: Date of Issue:
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REVISIONS
BY
REV. PER COMMENTS BY
DEQ - NDPU L. PLUMMER
DMD
(12/20/22)
REV. PER COMMENTS BY
DEQ - NDPU L. PLUMMER
DMD
(3/31/23)
Date: 6/16/22
Scale: AS
SHOWN
Drawn: DMD
Checked: DLM
Project: 2019-03-17-EC
,lob: 2019-03-17-EC
Sheet
U�3
B� 3/31 /23
0 7 Sheets
71-511
2"0 Discharge —
Lines (Stub
Out for future
connection) (typ.)
2"0 Discharge
Lines 1
F
(4) 2"0 —
Discharge
Lines
3 0"O T
Access
Access
Ladder
421
0
i
I
30"0 Access
10
4"0 Cross -over Tee
Full Height
Baffle Wall
Duplex PVU
Pumping System
(FUTURE)
Duplex PVU
Pumping System
0 p�0
o aoo (PVU95-1819)
i�
TOP VIEW
Safety Railing (typ.)
2"0 Inlet From
5 Day Upset Pond
6"0 Gravity
Inlet (Future
connection)
6"0 Pressure Inlet
2"0 Pre -anoxic
Return Line Inlet A
30"0 Access (typ.)
v
24"0 Acc
., 30"0 Access
814.83
Duplex PVU
Pumping System
(PVU95-1819)
PF300512
Pumps (typ.) ��\\\\
4
721,
IF
4"0 Cross -over Tee
Full Height
Baffle Wall
761,
IF
861,
1011
1011 80
.83
f Y 806.00
U
SECTION B-B
THESE D
Install Unit on Bed_/
SECTION A A of 6" Washed Stone
typ.)
91"
Install Unit on Bed
of 6" Washed Stone
DETAILS WITHIN MUST BE WITH THE WRI
SE
T D
6"0 Pressure Inl:—fll
t f
2"0 Pre -anoxic
Return Line Inlet
NOTE:
ess
6"0 Gravity Inlet
(Future connection)
2 " 0 Inlet From
5 Day Upset Pond
ALL EXPOSED PIPING ABOVE GRADE
SHALL BE INSULATED AGAINST A
FREEZING. INSULATION SHALL BE
RATED FOR OUTDOOR USE.
0
0
S Y S T E M S
Approved:
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REVISIONS
BY
REV. PER COMMENTS BY
DEQ - NDPU L. PLUMMER
DMD
(12/20/22)
REV. PER COMMENTS BY
DEQ - NDPU L. PLUMMER
DMD
(3/31/23)
Date: 6/16/22
Scale: AS
SHOWN
Drawn: DMD
Checked: DLM
Project: 2019-03-17—EC
,lob: 2019-03-17—EC
Sheet
U-4
4�L3/31 /23
0 7 Sheets
7'-5"
Distributi
Nozzles (
2"O Inlet
3 "O Air t
A
24"
805.67
2"0 Inlet --\\
n9---
M
- 3 "O Air Inlet Hydraulic Lid Distribution
Supports typ. Spin Nozzles (typ.)
.++++++++++++++++++++++++++++++++++++++++++++++++++i+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++i++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++i
-..... ....... ....... ..... -..... -..... -..... ....... ....... ..... -..... -..... -..... -... ... -... ... - ... ... -..... - ........ ---------------------------- AdvanTex..... -..... - ..... --..... -..... -..... ....... ....... ..... -..... -..... -..... -..... ....... ..... -.....
Media
60" Baffle W
3 "O Recirc.—
Return Valve
6"0 Recirc.
30" Transfer Line
801.00
4" SECTION A -A
3 "O Enclosure
Vent
2"0 Filtered -
Air Outlet
3 "O Recirc. Return
Valve
NOTE:
ALL EXPOSED PIPING ABOVE GRADE
SHALL BE INSULATED AGAINST
FREEZING. INSULATION SHALL BE
RATED FOR OUTDOOR USE.
I
i1ir� e
AdvanTex
Media -
38"
12
Distribution
Spin Nozzles (typ.)
T
22"
sol.00 t
SECTION B-B
60" Baffle
Wall
Y 805.67 1
91
6"0 Recirc.
Transfer Line
if
-Install Unit on Bed
of 6" Washed Stone
3 "O Enclosure
Vent
2"0 Filtered -
Air Outlet
3 "O Vent
2"O Return Li
to Pre -anoxic
4"0 Gravity
Outlet
54"
26"
t 3811
22"
T
22"
Y 801.00
,SECTION c-c
Install Unit on Bed -
of 6" Washed Stone
Y 805.67
6"0 Recirc.
Transfer Line
-Install Unit on Bed
of 6" Washed Stone
4501
Wall
58"
3011
* Recirc.
Pumps (typ)
* Float Functions & Pump Index
A
High Level Alarm / Lag Enable
B
Override Timer
C
Redundant Off / Low Level Alarm
Recirc.
MF3P
A
B
C
60"
56"
32"
if if
Recirculation Pumps: PF751012
2" Filtered Air Outlet
3" Enclosure Vent
Vent Fan Assembly
2"0 Return Line
to Pre -anoxic
4"0 Gravity Outlet
Splice Box (typ.)
* Recirculation A
Float Assembly
* Recirculation
Pumps
Vent Fan Assembly
* Recirc. Float
Assembly
4"0 Gravity Outlet
0.
2"0 Return Line
to Pre -anoxic
97 N O
S Y S T E M S
THESE DRAWINGS OR ANY DETAILS WITHIN MUST BE WITH THE WRITTEN CONSENT OF PIEDMONT DESIGN ASSOCIATES, P.A. Owner: Approved:
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REVISIONS
BY
REV. PER COMMENTS BY
DEQ — NDPU L. PLUMMER
DMD
(12/20/22)
Date: 6/16/22
Scale: AS
SHOWN
Drawn: DMD
Checked: DLM
Project: 2019-03-17-EC
,lob: 2019-03-17-EC
Sheet
U-5
A 12/20/22
0 7 Sheets
2411
"b
8 5.83
805.17
n
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805.8
805.17
M
YO Air Inlet
4"0 Inlet (typ.)
irs
4"0 Inlet
N
800.50
800.50
1Jl�llll.� lJ llll. 1 l�lll �' 1\. �r
Scale: I " = 4'-0"
.................................................................................. AdvanTex . ... ... ... ... ..
Media
Install Unit on Bed -
of 6" Washed Stone
Install Unit on Bed -
of 6" Washed Stone
Distribution
Spin Nozzles (typ.)
60" Baffle Wall
3 "0 Recirc.
Return Valve
6"0 Recirc.—
Transfer Line
SECTION A A
--- -- --- ------ -- -------------- AdvanTex- ------ -- ---
Media
3811
2211
Distribution
Spin Nozzles (typ.)
60" Baffle Wall
3 "O Recirc.
Return Valve
SECTION B-B
us
L-MM
72" Baffle Wall
.................................................................................
3 "O Tee—_9
(typ-)
80" Baffle
Wall
* Recirc. —
Pumps (typ)
--- ----- - - --- --- --- - - --- --- --- - - - --- --- --- - - --- --- --- - - ----- --- --- - - --- --
3 "O Tee
(typ-)
54"
80" Baffle
Wall
M
Stainless Steel
Bracket for Turbidimeter
2" Filtered Air Outlet
3" Enclosure Vent
Vent Fan Assembly
* Discharge Float
Assembly
Discharge
UV (typ.)
large Pumps (typ.)
Box (typ.)
-c. Float
bly
.c. Pumps
Vent Fan
* Float Functions & Pump Index
A
High Level Alarm / Lag Enable
B
Override Timer
C
Pump ON
D
Pump OFF
E
Redundant Off / Low Level Alarm
Recirc. Discharge
MF3P MF4P
A
B A C-
D
E
60" E
56117 5811 54" 5011
4011
3211
Recirculation Pumps: PF751012
Discharge Pumps: PF300512
3 "O Enclosure Vent
2"0 Filtered Air Outlet
AdvanTex
4011 Media
* Recirc. Float 1.25 "O Inlet 77
Assembly Pipe (typ.)
1.5"0 Discharge 3 O Discharge
30"
Line to UV to Recirculation &
Pump Discharge
Chamber (typ.)
Hach Solitax
Turbidimeter
� 805.17
1.25"0 Inlet
Pipe (typ.)
rl i5 "
0Discharge
30"ne to UV
1.5"0 Discharg
54"
T
22"
SECTION C-C
SECTION D-D
6"0 Recirc.
Transfer Line
-Install Unit on Bed
of 6" Washed Stone
Gqa
stall Unit on Bed
of 6" Washed Stone
ALL EXPOSED PIPING ABOVE GRADE
S Y S T E M S SHALL BE INSULATED AGAINST
FREEZING. INSULATION SHALL BE
RATED FOR OUTDOOR USE.
OR REUSE OF THESE DRAWINGS OR ANY DETAILS WITHIN MUST BE WITH THE WRITTEN CONSENT OF PIEDMONT DESIGN ASSOCIATES, P.A. Owner: Approved:
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REVISIONS
BY
REV. PER COMMENTS BY
DEQ - NDPU L. PLUMMER
DMD
(12/20/22)
REV. PER COMMENTS BY
DEQ - NDPU L. PLUMMER
DMD
(3/31/23)
Date: 6/16/22
Scale: AS
SHOWN
Drawn: DMD
Checked: DLM
Project: 2019-03-17-EC
,lob: 2019-03-17-EC
Sheet
U-6
3/31 /23
0 7 Sheets
THESE D
Men. 1 rencn
Finish Grade
Note:
Width = 12"
All dimensions shown
8"Min. O
(1) Surface Restoration
are minimum and relative
Match finish grade materials as
to outside of pipe bell.
shown on plans
Mainline Testing:
2
(2) Trench Backfill
Allowable Loss Gal/hr/1000ft
Native material
Test Pressure 3 in 4 in
6 in
150 psi 0.23 0.37
0.55
(2) Initial Backfill
125 psi 0.25 0.34
0.50
o
O
3/4" minus crushed rock
100 psi 0.23 0.30
0.45
M
611
® Pipe Bedding
611 611
Compacted, clean native
Tracer Wire
6"
material or compacted sand
Pipe
=ice l l=ll �I I= �i;
(1) Trench Foundation
I I -III -I i'
=illiiilI
Undisturbed native material or
3/4" minus crushed rock if
trench foundation stabilization
is required
TYPICAL SEWER TRENCH DETAILS
N. T. S.
AUTOMATIC TRANSFER SWITCH
W/MANUAL OVERRIDE. GENERATOR
ALL ELECTRICAL EXTERNAL
TO BE SIZED BY CONTRACTOR
ENCLOSURES SHALL BE EQUAL TO
APPROX. 30" WADE X 8" DEEP
NEMA 4X OR GREATER.
3 PHASE GENERATOR SERVICE
CIRCUIT BREAKER
STEEL CHANNEL
WP TROUGH
SECTION C4,
7.25 LBS./FT.
TRANSFORMER/
PANEL
3" GALVANIZED PIPE
(SCH.80)
CONTROL PANEL
18" WADE X 4" DEEP
3 PHASE SERVICE ENTRANCE
CIRCUIT BREAKER
WEATHERPROOF DUPLEX
GFCI RECEPTACLE
3 - 2" THREADED ALUMINUM--_UTIUTY
RIGID CONDUIT
METER
2" MIN. THREADED
ALUMINUM RIGID CONDUIT
EXPLOSIVE PROOF
SEAL (TYP.)
INCOMING
MALE -PIN
RECEPTACLE
POWER
3000 PSI CONCRII
3000 PSI
CONCRETE
TRANSITION FROM RIGID
ALUMINUM CONDUIT TO
APPROXIMATE GENERATOR SIZE
PVC AT BEND BELOW
IS 80" LONG X 30" WIDE
GRADE
ELECTRICAL
EQUIPMENT SCHEMATIC
N.T.S.
OUTFLOW TO TSS
METER 11 IRRIGATIONA INFLOW FROM
ALUMINUM nTCH
TREAiMEM
104. 0"
0 0
��1 N
8-INCH WASHED
STONE BtSE DP4WHOLE(2) SANRRON MODU S2400C
IN SERIES
FJ
O
a
I
2-R1 OUTFLOW TOJ 2-INCH INFLOW
TSS METER 3 FROM TREATMENT
IRRIGATION
UV DISINFECTION VAULT-
N. T. S.
■ I■
.� v�l- �II�IU�•
11 �In�i,
DETAILS WITHIN MUST BE WITH THE WRI
SE
T D
Fiberglass Gasketted
Lid with Stainless Steel Bolts
(insulation optional)
Finished Grade
Access Riser (12"0)
Toning Wire
Isolation Valve
(supplied by others)
Mouse Holes
Main Line
ISOLATION VALVE DETAIL
N.T.S.
AVER)
SEWER (OVER WATER (UNDER)
NOTE `
NOTE:
1: ALL REFERENCES TO SEWER IN THIS FIGURE AREA SANITARY SEWER.
REFER TO EARTHWORK SPECIFICATIONS FOR SEPARATION OF STORM SEWERS
AND SANITARY SEWERS.
2: WHEN WATER MAIN IS ABOVE SEWER, BUT LESS THAN 18" CLEARANCE,
OR WHEN THE SEWER IS ABOVE THE WATER MAIN AND THE SEWER LINE
SHALL BE CONSTRUCTED OF DUCTILE IRON PIPE WITH JOINTS
EQUIVALENT TO WATER MAIN STANDARDS FOR A MINIMUM LATERAL DISTANCE
MEASURED AT RIGHT ANGLES TO THE SEWER OF 10 FEET ON
EACH SIDE OF THE CROSSING.
4== 7:7
I I qi�
RELATION OF WATER MAINS
TO SANITARY SEWER MAINS
Owner:
HORIZONTAL THRUST BLOCKS
MIN. BEARING AREA IN SQUARE FEET
Pipe Size
in
Inches
Tees, Wyes
8c Dead
Ends
90°
Bend
45°
Bend
11 1 /4°
22 1 /2°
Bend
4 8c Smaller
0.94
1.33
0.72
0.37
6
2.12
3.00
1.62
0.83
NOTES:
1. Concrete thrust blocking to be poured against undisturbed earth.
2. Keep concrete clear of joint and accessories.
3.Above bearing areas and volumes are calculated at a soil bearing
capacity of 2000 PSF and a test pressure of 150 PSI.
THRUST BLOCKING DETAILS-
N. T. S.
24VAC Solenoid
Valve to Control Panel
3"Outlet Normally Open
From Treatment (To Irrigation)
Normally Closed
(To Upset Pond)
24VACSolenoid Normally Open
Valve to Control Panel � (To Irrigation)
From Treatment 3"Outlet Normally Closed
(To Upset Pond)
UPSET BYPASS DETAIL
N.T.S.
AM
Approved:
00
00
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