SW8030813_COMPLIANCE_20050909

STORMWATER DIVISION CODING SHEET
POST -CONSTRUCTION PERMITS
PERMIT NO. SW-eK,.
DOC TYPE ❑ CURRENT PERMIT
❑ APPROVED PLANS
❑ HISTORICAL FILE
OMPLIANCE EVALUATION INSPECTION
DOC DATE
YYYYMMDD

WAr- Michael F. Easley, Governor
�O C- William G. Ross, Jr., Secretary
6 North Carolina Department of Environment and Naturaf Resources
� y
p `c Alan W. Klimek, P.E. Director
Division of Water Quality
September 9, 2005
Mr. John Galarde
Galarde & Company
6800 Wrightsville Avenue, Suite 18
Wilmington, NC 28403
NOTICE OF INSPECTION
Upper Reach Extension
Stormwater Project No. SW8 030813
New Hanover County
Dear Mr. Galarde:
Please find attached a copy of the completed form entitled "Stormwater Compliance Inspection
Report". The report summarizes the findings of a recent inspection of the project's stormwater
controls conducted on September 8, 2005 to determine the status of compliance with
Stormwater Permit Number SW8 030813 issued to you on October 3, 2003. This inspection
was also conducted at your request in order to prepare for the turnover of the permit and the
maintenance of the infiltration basin to the HOA.
The required actions that are necessary to bring this site into compliance are noted under
Section 4 of the report. Please inform this Office in writing before October 9, 2005, of the
specific actions that will be undertaken and the time frame that will be required to correct the
deficiencies. Failure to provide the requested information, when required, may initiate
enforcement action. If you have any questions please contact me at the Wilmington Regional
Office, telephone number [phone].
Sincerely,
Linda Lewis
Environmental Engineer 11
ENBlarl: S:1WQSISTORMWATIINSPECT1030813.sep05
cc: Jeff Malpass, P.E., Malpass Engineering
Mr. Erik Hoffacker, Upper Reach Extension HOA representative
Wilmington Regional Office
Linda Lewis
North Carolina Division of Water Quality 127 Cardinal Drive Extension Phone [phone] Customer Service1-877-623-6748
Wilmington Regional Office Wilmington, NC 28405-3B45 FAX [phone] Internet! h2o.enr,state.nc.us One
NorthCarohna
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Mr. Galarde
September 9, 2005
SW8 030813
STORMWATER COMPLIANCE INSPECTION REPORT
2.
Project Name
Upper Reach Extension
Project Number: 030813
Water Body: Hewletts Creek
Control Measure: Infiltration Basin
Classification: SA
Directions to site, address: From Beasley Road, turn east onto Quail Ridge Road,
then left onto Upper Reach Road. The 6 lots at the end of the cul-de-sac make
up the Subdivision
Inspection Date
Weather Conditions:
September 8, 2005
Warm & sunny
3. Compliance Issues:
Y N
a.
®❑
The drainage area (including offsite) and built -upon area to the
permitted system. are per the approved plan.
b.
®❑
All the built -upon area associated with the project is graded such
that the runoff drains to the system.
c.
®❑
For pond shnfiltration, the outlet/bypass structure relative elevations
are per the approved plan. (Must be verified via as-built.survey if in
question).
d.
®❑
The inlets and outlet structure are located per the approved plans
and do not cause short-circuiting.
e.
❑ ®
All slopes are grassed with permanent vegetation and are not
eroding.
f.
®❑
Vegetated slopes are no steeper than 3:1.
g.
❑ ®
The approximate amount of permitted surface area has been
provided. (Must be verified via as -built surrey or designer's
certification.)
h.
®❑
Required drawdown devices are correctly sized per the approved
plans.
i.
®❑
All required design depths are provided.
j.
®❑
All required parts of the system are provided, such as a vegetated
shelf, and a forebay.
k.
❑ ®
The designer's certification has been submitted.
I.
®❑
The required deed restrictions are correctly recorded and
submitted.
m.
®❑
The number of lots or outparcels is per the permitted amount.
n.
®❑
The built -upon area on the lots or outparcels does not exceed the
maximum amount (must be verified via as -built survey if in
question)
o.
®❑
The -built -upon area dimensions are per the approved plan.
p.
®❑
Required maintenance is being performed.
. Page 2of5

Mr. Galarde
September 9, 2005
SW8 030813
4. Required Actions: (Each deficiency is explained below and the action necessary
to bring the system back into compliance)
e. The slopes of the basin had some bare areas that need to be seeded or
sodded with vegetation.
g & k. The Designer's Certification has not yet been submitted. After the meeting
of the HOA on September 28, 2005, and upon the satisfactory completion
of the additional vegetation, please submit the Designer's Certification, the
as -built survey, the completed Name/Ownership Change Form and the
signed operation and maintenance plan to transfer the permit to the HOA.
Inspector: Linda Lewis UL
Water QualityNVilmington Regional Officel(910) 395-3900
ENBlarl: S:1WQSISTORMWATIINSPECT1030813.sep05
Page 3 of 5

Mr. Galarde
September 9, 2005
SW8 030813
Upper Reach Subdivision
New Hanover County
Stormwater Project No. SW8 030813
Designer's Certification
I, , as a duly registered in
the State of North Carolina, having been authorized to observe (periodically 1 weekly 1
full time) the construction of the project,
(Project)
for (Project Owner) hereby state that, to the
best of my abilities, due care and diligence was used in the observation of the project
construction such that the construction was observed to be built within substantial
compliance and intent of the approved plans and specifications.
Required Items to be checked for this certification to be considered complete are on
page 2 of this form.
Noted deviations from approved plans and specifications:
Signature
Registration Number
Date
SEAL
cc: NCDENR DWQ Regional Office
Tony Roberts, New Hanover County Building Inspector
Page 4 of 5

Mr. Galarde
September 9, 2005
SW8 030813
Certification Requirements:
1. The drainage area to the system contains approximately the permitted
acreage.
2. The drainage area to the system contains no more than the permitted
amount of built -upon area.
3. All the built -upon area associated with the project is graded such that the
runoff drains to the system.
4. The outlet/bypass structure elevations are such that the required area and
volume has been provided.
5. 'The outlet/bypass structure is located per the approved plans.
6. A trash rack is provided on the outlet/bypass structure.
7. All slopes are grassed with permanent vegetation.
8. Vegetated slopes are no steeper than 3:1.
9. The inlets are located per the approved plans and do not cause short-
circuiting of the system.
10. The permitted amounts of surface area and/or volume have been
provided.
11. Required drawdown devices are correctly sized per the approved plans.
12. All required design depths are provided.
13. All required parts of the system are provided.
14. The dimensions of the system, as shown on the approved plans, are
provided.
cc: NCDENR-DWQ
Tony Roberts, New Hanover County Building Inspector
Page 5 of 5

STORMWATER SUBMITTAL REQUIREMENTS
INFILTRATION/EXFILTRATION SYSTEMS
Basins and Trench
A. Site Plan
L/LF PC'r et a-c-,A.
I.
Development/Project Name
2.
Designer—s seal, signature, name and firm.
�r 3.
Legend
�- 4.
North Arrow
Location Map with direction, distance to named streets, NCSR numbers.
Scale
7.
Date
8.
Revision number and date.
9.
Original contours, proposed contours, spot elevations, finished floor elevations.
10.
Existing drainage, including off -site. Include a map of any offsite areas.
11.
Property/Project boundary lines, dimensioned.
--- 12,
Mean High Water Line, if necessary.
13.
Drainage easements, pipe sizes.
14.
Wetlands delineated, or a note on the plans that none exist. Infiltration system may not
be located in a wetland.
15.
Details of the road, parking, cut -de -sacs, including sidewalks, curb and gutter..
16.
Drainage area to each basin/trench delineated.
l 1
Level spreader mechanism within a basin. (Not needed for trench).
18
Vegetated filter detail if SA waters involved. This is NOT a connector ditch.
19.
Dimensions of the road, parking cul-de-sacs, sidewalks, and curb'and gutter.
20.
Unit footprint with dimensions and concrete wood deck areas noted.for apartments
or condo development.
21.
Basin section with:
Bottom elevation
Storage elevation
Slopes: 3:1
22.
Trench section with:
r
Bottom elevation
Height and width of trench.
Perforated pipe size
Filter fabric
Fill material
--- 23.
Bypass structure detail. Must bypass prior to entering the pond/trench. (Contact DWQ
for required design storm if no bypass is provided.)
24.
Location of monitoring wells, if necessary.
25.
Vegetation requirements. Weeping Love Grass is not suitable for use in NC.
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STORMWATER SUBMITTAL REQUIREMENTS
INFILTRATION/ENFILTRATION SYSTEMS
Basins and Trench
B. Calculations
I . Required volum 1.5" for SA, 1.5" for non -SA, for bypassing systems. Contact DWQ
for design storm fo­rffun--byralssing systems.
2. Provided volume.
3. Drawdown time for the basin/trench.
4. Built -upon area draining to each basin/trench
C. Supporting Documentation
A completed permit application and supplement.
a. Is the person who signed the landowner or a leasee? Must be landowner.
b. Sections completely filled in and initialed.
C. Check signature per. 1003 (e). Make sure title is provided.
d. If agent signs, signatory authorization from owner.
C. Infiltration supplement sheet provided. ,
f. Mailing address & phone of applicant- no C/O.
g. Verify water body classification.
h. Missing information.
i. _Hand initial design requirements.
2. Soils report
a. Type of soil
b. Bore location log
C. Depth to Seasonal High Water Table
d. Expected infiltration rate. Use lowest value if a range is specified.
Proposed deed restrictions, if applicable.