20130530 Ver 1_401 Application_20130513

201 30530
C2=Fl Kimley -Horn
and Associates, Inc.
Transmittal
Date: 05/16/2013 Job Number:
Project Name: Aversboro Pump Station Improvements and Force Main
To: Jennifer Burdette
NCDWQ
We are sending these by
❑ U.S. Mail
❑ Other
We are sending you
® Attached
❑ Shop drawings
❑ Other
❑ FedEx
P.O. Box 33068
Raleigh North Carolina
27636 -3068
TEL [phone]
FAX [phone]
X Hand Delivery
❑ Under separate cover via die following items:
❑ Prints/Plans ❑ Samples ❑ Specifications ❑ Change Orders
Copies ies Date No. Description
5 05/16/13 PCN- Riparian Buffer Authorization
These are transmitted as checked below:
For your use ❑ Approved as submitted
As requested ❑ Approved as noted
For review and comment ❑ Returned for corrections
Remarks:
Copy to:
MAY 1 6 2013 i
❑ Resubmit ❑ Copies for approval
® Submit ❑ Copies for distribution
❑ Return ❑ Corrected pnnts
Signed:

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20130530
Office Use Only:
Corps action ID no.
DWQ project no.
Form Version 1.4 January 2009
Pre - Construction Notification (PCN) Form
A. Applicant Information
1. Processing
1a. Type(s) of approval sought from the Corps:
❑ Section 404 Permit ❑ Section 10 Permit
1b. Specify Nationwide Permit (NWP) number: n/a or General Permit (GP) number: n/a
1c. Has the NWP or GP number been verified by the Corps?
❑ Yes ❑ No
1d. Type(s) of approval sought from the DWQ (check all that apply):
❑ 401 Water Quality Certification — Regular ❑ Non -404 Jurisdictional General Permit
❑ 401 Water Quality Certification — Express Q Riparian Buffer Authorization
le. Is this notification solely for the record
because written approval is not required?
For the record only for DWQ
401 Certification:
❑ Yes ® No
For the record only for Corps Permit:
® Yes ❑ No
1f. Is payment into a mitigation bank or in -lieu fee program proposed for
mitigation of impacts? If so, attach the acceptance letter from mitigation bank
or in -lieu fee program.
❑ Yes ® No
1g. Is the project located in any of NC's twenty coastal counties. If yes, answer 1h
below.
❑ Yes ® No
1 h. Is the project located within a NC DCM Area of Environmental Concern (AEC)?
❑ Yes ® No
2. Project Information
2a. Name of project:
Aversboro Pump Station Improvements and Force Main Project
2b. County:
Wake
2c. Nearest municipality / town:
Garner
2d. Subdivision name:
n/a
2e. NCDOT only, T.I.P. or state project no:
n/a
3. Owner Information
3a. Name(s) on Recorded Deed:
City of Raleigh
3b. Deed Book and Page No.
n/a
3c. Responsible Party (for LLC if
applicable):
Eileen Navarrete, City of Raleigh Public Utilities Department
3d. Street address:
One Exchange Plaza, Suite 620
3e. City, state, zip:
Raleigh, NC 27601
3f. Telephone no.:
919 - 996 -3480 p
3g. Fax no.:
919 - 857 -4545
311. Email address:
Eileen.Navarmte @raleighnc.gov 10# —1 "
AAAy
it o 011
R.
Page 1 of 10
PCN Form — Version 1.4 January 2009

4. Applicant Information (if different from owner)
4a. Applicant is:
❑ Agent ❑ Other, specify:
4b. Name:
City of Raleigh
4c. Business name
(if applicable):
4d. Street address:
4e. City, state, zip:
4f. Telephone no.:
4g. Fax no.:
4h. Email address:
5. Agent/Consultant Information (if applicable)
5a. Name:
Beth Reed, PWS
5b. Business name
(if applicable):
Ki mley -Horn and Associates, Inc.
5c. Street address:
P.O. Box 33068
5d. City, state, zip:
Raleigh, NC 27636
5e. Telephone no.:
919 -677 -2073
51'. Fax no.:
919 - 677 -2050
5g. Email address:
beth.reed @kimley - hom.com
Page 2 of 10

S. Project Information and Prior Project History
1. Property Identification
1a. Property identification no. (tax PIN or parcel ID):
n/a
1b. Site coordinates (in decimal degrees):
Latitude: 35.672800 Longitude:- 78.620400
1c. Property size:
11.5 acres
2. Surface Waters
2a. Name of nearest body of water to proposed project:
Lake Benson
2b. Water Quality Classification of nearest receiving water:
WS -III; NSW,CA
2c. River basin:
lNeuse
3. Project Description
3a. Describe the existing conditions on the site and the general land use in the vicinity of the project at the time of this
application:
Existing conditions consist of maintained /disturbed right of way corridors along Buffaloe Rd and Aversboro Rd. The
project will parallel an existing sewer line. Land use in the vicinity is medium to low- density residential development.
3b. List the total estimated acreage of all existing wetlands on the property: 0 acres
3c. List the total estimated linear feet of all existing streams (intermittent and perennial) on the property: 25 linear feet
The projpect will up�ruadeothe exissttin�11. MGD A er cro Pump Station to a capacity of 4.7 MGD and construct 7,800 LF of 24" parallel force main
sewer line along Aversboro Rd and Buffaloe Rd to support current and future development In the area. The project will parallel an existing sewer
line for the majority of the project corridor.
3e. Describe the overall proliect in detail, including the tpe of equipment to be used:
The majority of the force main will be installed by open trenching with trackhoes and excavators within currently
maintained /disturbed areas. The force main will be installed beneath the existing culverted stream channel to minimize impacts.
4. Jurisdictional Determinations
4a. Have jurisdictional wetland or stream determinations by the
Corps or State been requested or obtained for this property /
project (including all prior phases) in the past?
❑ Yes ❑ No ® Unknown
Comments:
4b. If the Corps made the jurisdictional determination, what type
of determination was made?
Preliminary ❑ Final
4c. If yes, who delineated the jurisdictional areas?
Name (if known): Beth Reed, PWS
Agency /Consultant Company: rimley -Hom and Associates, Inc.
I Other:
4d. If yes, list the dates of the Corps jurisdictional determinations or State determinations and attach documentation.
USACE (Craig Brown) Issued a Preliminary Jurisdictional Determination on July 20, 2012, and the documentation Is attached. NCDWQ (Martin Richmond) concurred with the
Jurisdictional calls on 3une 18, 2012, and added that Neuse Riparian Buffer Rules apply to the mapped streams In the corridor (see attached email cortespondence).
5. Project History
5a. Have permits or certifications been requested or obtained for
this project (including all prior phases) in the past?
❑ Yes ❑ No ® Unknown
5b. If yes, explain in detail according to "help file" instructions.
n/a
6. Future Project Plans
6a. Is this a phased project?
❑ Yes ® No
6b. If yes, explain.
All construction will be completed as one project.
Page 3 of 10
PCN Form — Version 1.4 January 2009

C. Proposed Impacts Inventory
1. Impacts Summary
1a. Which sections were completed below for your project (check all that apply):
❑ Wetlands ❑ Streams — tributaries © Buffers ❑ Open Waters ❑ Pond Construction
2. Wetland Impacts
If there are wetland impacts proposed on the site, then complete this question for each wetland area impacted.
2a.
Wetland impact
number
Permanent (P) or
Temporary
2b.
Type of impact
2c.
Type of wetland
2d.
Forested
2e.
Type of jurisdiction
Corps (404,10) or
DWQ (401, other)
2f.
Area of
impact
(acres)
W1
W2
W3
W4
W5
W6
2g. Total Wetland Impacts:
2h. Comments: No wetland Impacts will result from the proposed pa p posed construction.
3. Stream Impacts
If there are perennial or intermittent stream impacts (including temporary impacts) proposed on the site, then complete this
question for all stream sites impacted.
3a.
Stream impact
number
Permanent (P) or
Temporary (T)
3b.
Type of impact
3c.
Stream name
3d.
Perennial (PER) or
intermittent (INT)?
3e.
Type of
jurisdiction
3f.
Average
stream
width
(feet)
3g.
Impact
length
(linear
feet)
S1
S2
S3
S4
S5
S6
3h. Total stream and tributary
impacts
3i. Comments: No stream impacts will result from the proposed construction. The force main will be trenched
underneath a culverted section of the jurisdictional stream channel that is located on site. No stream
Impacts will result from this method of construction.
Page 4 of 10
PCN Form — Version 1.4 January 2009

4. Open Water Impacts
If there are proposed impacts to lakes, ponds, estuaries, tributaries, sounds, the Atlantic Ocean, or any other open water of
the U.S. then individually list all open water impacts below.
4a.
Open water
impact number
Permanent (P) or
Temporary
4b.
Name of waterbody
(if applicable)
4c.
Type of impact
4d.
Waterbody
type
4e.
Area of impact (acres)
01
02
03
04
4f. Total open water impacts
4g. Comments: No open water impacts will result from the proposed construction.
5. Pond or Lake Construction
If Pond or lake construction proposed, the complete the chart below.
5a.
Pond ID number
5b.
Proposed use or
purpose of pond
5c.
Wetland Impacts (acres)
5d.
Stream Impacts (feet)
5e.
Upland
(acres)
Flooded
Filled
Excavated
Flooded
Filled
Excavated
P1
P2
5f. Total:
5g. Comments:
No ponds will be constructed as a result of the proposed construction.
5h. Is a dam high hazard permit required?
❑ Yes ® No If yes, permit ID no:
5i. Expected pond surface area (acres):
n/a
5j. Size of pond watershed (acres):
n/a
5k. Method of construction:
n/a
6. Buffer Impacts (for DWQ)
If project will impact a protected riparian buffer, then complete the chart below. If yes, then individually list all buffer impacts
below. If any impacts require mitigation, then you MUST fill out Section D of this form.
6a. Project is in which protected basin?
© Neuse ❑ Tar - Pamlico ❑ Catawba ❑ Randleman ❑ Other:
6b.
Buffer Impact
number—
Permanent (P) or
Temporary
6c.
Reason for impact
6d.
Stream name
6e.
Buffer
mitigation
required?
6f.
Zone 1
impact
(square
feet )
6g.
Zone 2
impact
(square
feet
B1
Sewer line installation
UT to Lake Benson
No
300
200
B2
B3
B4
B5
B6
6h. Total Buffer Impacts:
300
200
6i. Comments: Buffers will be Impacted to allow placement of construction equipment to facilitate open trench Installation below the culverted jurisdictional stream
channel located along Buffaloe Road.
Page 5 of 10

D. Impact Justification and Mitigation
1. Avoidance and Minimization
1a. Specifically describe measures taken to avoid or minimize the proposed impacts in designing project.
The force main has been placed within existing Right -of -way areas whenever possible, and the 24" force main will also
be located beneath the culverted jurisdictional stream channel to avoid impacts.
1 b. Specifically describe measures taken to avoid or minimize the proposed impacts through construction techniques.
Open cut installation of the force main will be utilized underneath the single culverled stream crossing proposed by this
project. This crossing will occur within existing Right -of -way to ensure there are no impacts to jurisdictional waters of
the US by the proposed construction.
2. Compensatory Mitigation for Impacts to Waters of the U.S. or Waters of the State
2a. Does the project require Compensatory Mitigation for
impacts to Waters of the U.S. or Waters of the State?
❑ Yes ® No
2b. If yes, mitigation is required by (check all that apply):
❑ DWQ ❑ Corps
2c. If yes, which mitigation option will be used for this
project.
❑ Mitigation bank
❑ Payment to in -lieu fee program
❑ Permittee Responsible Mitigation
3. Complete if Using a Mitigation Bank
3a. Name of Mitigation Bank: n/a
3b. Credits Purchased (attach receipt and letter)
Type:
Type:
Type:
Quantity:
Quantity:
Quantity:
3c. Comments: n/a
4. Complete If Making a Payment to In -lieu Fee Program
4a. Approval letter from in -lieu fee program is attached.
❑ Yes
4b. Stream mitigation requested:
linear feet
4c. If using stream mitigation, stream temperature:
4d. Buffer mitigation requested (DWQ only):
square feet
4e. Riparian wetland mitigation requested:
acres
4f. Non - riparian wetland mitigation requested:
acres
4g. Coastal (tidal) wetland mitigation requested:
acres
4h. Comments:
5. Complete if Using a Permittee Responsible Mitigation Plan
5a. If using a permittee responsible mitigation plan, provide a description of the proposed mitigation plan.
n/a
Page 6 of 10
PCN Form — Version 1.4 January 2009

6. Buffer Mitigation (State Regulated Riparian Buffer Rules) — required by DWQ
6a. Will the project result in an impact within a protected riparian buffer that requires
Yes © No
buffer mitigation?
6b. If yes, then identify the square feet of impact to each zone of the riparian buffer that requires mitigation. Calculate the
amount of mitigation required.
6c.
6d.
6e.
Zone
Reason for impact
Total impact
Multiplier
Required mitigation
(square feet)
(square feet)
Zone 1
3 (2 for Catawba)
Zone 2
1.5
6f. Total buffer mitigation required:
6g. If buffer mitigation is required, discuss what type of mitigation is proposed (e.g., payment to private mitigation bank,
permittee responsible riparian buffer restoration, payment into an approved in -lieu fee fund).
n/a
6h. Comments:
Non - electric utility line perpendicular crossings of streams, disturbing greater than 40 but less than 150 linear feet of
buffer with maintenance corridor equal to or less than 10 feet wide are "allowable" under Neuse Buffer Rules.
Page 7 of 10

E. Stormwater Management and Diffuse Flow Plan (required by DWQ)
1. Diffuse Flow Plan
1a. Does the project include or is it adjacent to protected riparian buffers identified
® Yes ❑ No
within one of the NC Rip aHan Buffer Protection Rules?
1b. If yes, then is a diffuse flow plan included? If no, explain why.
Existing drainage patterns and capacities will be maintained. No new stormwater
® Yes ❑ No
runoff will be generated, concentrated, or collected as a result of this project.
2. Stormwater Management Plan
2a. What is the overall percent imperviousness of this project?
1,04
2b. Does this project require a Stormwater Management Plan?
❑ Yes ® No
2c. If thisdpro l'Iect DOES NOT require a Stormwater Management Plan, why:
The ditldnal Impervious
mexxplain
only a area associated with the project with Improve is to the existing Aversboro Pump Station located on a parcel
that adjoins White Deep Park. The Installation of the force main occurs along an existing sewer line, no new Impervious area will be added as a result
of the force main. The Qty of Garner Engineering Department decided to Incorporate the Pump Station parcel Into the White Deer Park acreage for
the purpose of nitrogen calculations. The Town determined that the project does not trigger nitrogen and stormwater BMP requirements (see
attachment 2).
2d. If this project DOES require a Stormwater Management Plan, then provide a brief, narrative description of the plan:
2e. Who will be responsible for the review of the Stormwater Management Plan?
n/a
3. Certified Local Government Stormwater Review
3a. In which local government's jurisdiction is this project?
Cary of Raleigh, Town of Gamer
® Phase II
3b. Which of the following locally- implemented stormwater management programs
0 NSW
USMP
apply (check all that apply):
Water Supply Watershed
❑ Other:
3c. Has the approved Stormwater Management Plan with proof of approval been
❑ Yes ®No
attached?
4. DWQ Stormwater Program Review
❑Coastal counties
❑HOW
4a. Which of the following state - implemented stormwater management programs apply
ORW
(check all that apply):
HSession Law 2006 -246
[]Other:
4b. Has the approved Stormwater Management Plan with proof of approval been
❑ Yes ® No
. attached?
5. DWQ 401 Unit Stormwater Review
5a. Does the Stormwater Management Plan meet the appropriate requirements?
❑ Yes ❑ No
5b. Have all of the 401 Unit submittal requirements been met?
❑ Yes ❑ No
Page 8 of 10
PCN Form — Version 1.4 January 2009

F. Supplementary Information
1. Environmental Documentation (DWQ Requirement)
1a. Does the project involve an expenditure of public (federal /state/local) funds or the
® Yes ❑ No
use of public (federal /state) land?
1b. If you answered "yes" to the above, does the project require preparation of an
environmental document pursuant to the requirements of the National or State
®Yes ❑ No
(North Carolina) Environmental Policy Act (NEPA/SEPA)?
1c. If you answered "yes" to the above, has the document review been finalized by the
State Clearing House? (If so, attach a copy of the NEPA or SEPA final approval
letter.)
® Yes ❑ No
Comments:
2. Violations (DWQ Requirement)
2a. Is the site in violation of DWQ Wetland Rules (15A NCAC 2H .0500), Isolated
Wetland Rules (15A NCAC 2H .1300), DWQ Surface Water or Wetland Standards,
❑Yes ®No
or Riparian Buffer Rules (15A NCAC 2B.0200)?
2b. Is this an after - the -fact permit application?
[]Yes ® No
2c. If you answered "yes" to one or both of the above questions, provide an explanation of the violation(s):
n/a
3. Cumulative Impacts (DWQ Requirement)
3a. Will this project (based on past and reasonably anticipated future impacts) result in
®Yes ❑ No
additional development, which could impact nearby downstream water quality?
3b. If you answered "yes" to the above, submit a qualitative or quantitative cumulative impact analysis in accordance with the
most recent DWQ policy. If you answered "no," provide a short narrative description.
(see attachment 3; an excerpt from the Land Use section of the EA document)
4. Sewage Disposal (DWQ Requirement)
4a. Clearly detail the ultimate treatment methods and disposition (non - discharge or discharge) of wastewater generated from
the proposed project, or available capacity of the subject facility.
This project will install a 24 -inch force main along side an existing sewer line to convey wastewater, but it will not
generate wastewater.
Page 9of10
PCN Form — Version 1.4 January 2009

S. Endangered Species and Designated Critical Habitat (Corps Requirement)
5a. Will this project occur in or near an area with federally protected species or
© Yes ❑ No
habitat?
5b. Have you checked with the USFWS concerning Endangered Species Act
® Yes ❑ No
impacts?
5c. If yes, indicate the USFWS Field Office you have contacted.
Raleigh Field Office
5d. What data sources did you use to determine whether your site would impact Endangered Species or Designated Critical
Habitat? NC NHP Map Viewer, and USFWS Coordination through agency scoping letters as part of the EA document.
6. Essential Fish Habitat (Corps Requirement)
6a. Will this project occur in or near an area designated as essential fish habitat?
❑ Yes ® No
6b. What data sources did you use to determine whether your site would impact Essential Fish Habitat?
NOAA MFS EFH Mapper
7. Historic or Prehistoric Cultural Resources (Corps Requirement)
7a. Will this project occur in or near an area that the state, federal or tribal
governments have designated as having historic or cultural preservation
❑ Yes ®No
status (e.g., National Historic Trust designation or properties significant in
North Carolina history and archaeology)?
7b. What data sources did you use to determine whether your site would impact historic or archeological resources?
NC SHPO HPOWeb GIS Service, and SHPO coordination through agency scoping letters as part of the EA document.
8. Flood Zone Designation (Corps Requirement)
8a. Will this project occur in a FEMA- designated 100 -year floodplain?
® Yes ❑ No
8b. If yes, explain how project meets FEMA requirements:
Since no structures will be built in the floodplain other than the buried force main, and no net fill will result from the project,
Wake County Environmental Services has determined that this project is exempt from Flood Study requirements or FEMA
Certification. See attachment 4 for Wake County's determination.
8c. What source(s) did you use to make the floodplain determination? FEMA DFIRM Panels 1619 & 1710.
Eileen Navarrete, P.E.
Of
Applicant/Agent Signature
019/0
Applicant/Agent's Printed Name
Date
(Agent's signature is valid only If an authorization
letter from the applicant is provided)
Page 10 of 10