20071093 Ver 3_More Info Received_20110414

WITHERS ORAVENEL
ENGINEERS 1 PLANNERS I SURVEYORS
1410 COMMONWEALTH DRIVE, SUITE 101
WILMINGTON, NORTH CAROLINA, 28403
[phone]
FAX [phone]
NC Division of Water Quality - 401 Wetlands
TO: Unit
1650 Mail Service Center
Raleigh, NC 27699
WE ARE SENDING YOU
? Shop Drawings
? Copy of Letter
LMM OCR ILMSKVI E
DATE 04.1 4.1 1 JOB NO. 2061345.03
ATTENTION Mr. Ian McMillan
PHONE # [phone]
RE:
Crabtree Creek North Bank Interceptor
Sewer Rehabilitation Project

DWQ Project # 07-1093, Ver. 3

® Attached ? Under separate cover
? Prints ? Plans ? Samples
? Change order ? Diskette ?
COPIES DATE NO. DESCRIPTION
5 Additional Information
APR 1 4 2011
Lull
DRIP wqE
WETLANOSAND STORMMM%WCH
THESE ARE TRANSMITTED as checked below:
? copies for
® For approval ? Approved as submitted Resubmit approval
copies for
? For your use ? Approved as noted ? Submit distribution
? As requested ? Returned for corrections ? Return corrected prints
? For review and
comment ?
? FOR BIDS DUE 20 ? PRINTS RETURNED AFTER LOAN TO US
REMARKS:
Signature:
Date:
COPY TO: File Nenclosures are not as notegI(iq6notif8 pi?6ffSley
the following items:
? Specifications
WITHERS 6Z-RAVEN EL
ENGINEERS I PLANNERS I SURVEYORS
April 13, 2011
US Army Corps of Engineers
Attn: Mr. Jamie Shern
1333 Heritage Trade Drive, Suite 105
Wake Forest, NC 27857
NC Division of Water Quality
Attn: Ian McMillan
1650 Mail Service Center
Raleigh, NC 27699-1650
Re: Crabtree Creek North Bank Interceptor Sewer Rehabilitation Project
Submittal of Additional Information
Corps AID# 2oo8-o1253
DWQ Project # 07-1093, Ver.3
Dear Mr. Shern and Mr. McMillan,
The letter is in response to Mr. Shern's email, dated April 13, 2o11, requesting additional information for
Crabtree Creek North Bank Interceptor Rehabilitation Project. Per your request, we are providing the following:
• Overall Wetland Impact Exhibit (Revised) - Project Summary has been revised to include additional
temporary stream impacts.
• Wetland Impact Exhibit 2 (Revised) - Revised to identify equalization pipes in access road.
• Wetland Impact Exhibit 2A (New) - Provides cross-section of access roads and equalization pipes.
• Wetland Impact Exhibit 12 (Revised) - Revised to identify 40 if of temporary stream impacts to allow
for work in the dry.
• Wetland Impact Exhibit 12A (Revised) - Revised to identify 40 if of temporary stream impacts to allow
for work in the dry.
• Wetland Impact Exhibit 17 (Revised) - Revision to sewer line color to identify that this section of sewer
will be lined, resulting in no impacts.
• Revised Stream Impact Table from PCN - Revised to account for additional 40 if of temporary stream
impacts from Wetland Impact Exhibit 12/12A. ((?? (nJ?J](
Please feel free to contact me if you have any additional questions.
Sincerely,
Ta S
Troy Beasley
Withers & Ravenel
APR 1 4 2011
OENR • WATER QUALITY
WETLANDS AND STORMWATER BRANCH
1410 Commonwealth Drive I Suite 1011 Wilmington, NC 28403 1 tel: [phone] fax: [phone]
www.withersravenel.com I License No. C-0832
2. Wetland Impacts
If there are wetland impacts proposed on the site, then complete this question for each wetland area impacted.
2a. 2b. 2c. 2d. 2e. 2f.
Wetland impact Type of jurisdiction
number - Type of impact Type of wetland Forested (Corps - 404, 10 Area of impact
Permanent (P) or (if known) DWQ - non-404, other) (acres)
Temporary T
Fill - placed in

Exhibit 1 ®P ? T wetlands to create Headwater ® Yes ® Corps
0.076 ac
access ramp to Forest ? No ® DWQ
easement

Exhibit 1 ? P ®T Sewer Headwater ® Yes ® Corps
1
028 ac
Construction Forest ? No ®DWQ .
Fill - placed in

Exhibit 2 ®P ? T wetlands to create Freshwater ? Yes ® Corps
0
389 ac
access road within Marsh El No ®DWQ .
easement

Exhibit 2 ? P ®T Sewer Freshwater ? Yes ® Corps
0
558 ac
Construction Marsh ® No ® DWQ .
Fill - placed in

Exhibit 3 ®P ? T wetlands to create Freshwater ? Yes ® Corps
0
092 ac
access road within Marsh ® No ® DWQ .
easement

Exhibit 3 ? P ®T Sewer Freshwater ? Yes ® Corps
0
269 ac
Construction Marsh ® No ® DWQ .
Exhibit 6 ? P ® T Pipe Liner Insertion Headwater ® Yes ® Corps 233 ac
0
Point Forest ? No ® DWQ .
Exhibit 17 ? P ® T Pipe Liner Insertion Headwater ® Yes ® Corps 024 ac
0
Point Forest ? No ® DWQ .
2g. Total wetland impacts 2.669 ac
2h. Comments:
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. 3b. 3c. 3d. 3e. 3f. 3g.
Stream impact Type of impact Stream name Perennial Type of jurisdiction Average Impact
number -Permanent (PER) or (Corps - 404, 10 stream length
(P) or Temporary (T) intermittent DWQ - non-404, width (linear
(INT)? other) (feet) feet)
Exhibit 10 ? P ® T Replacement of Big Branch ® PER ® Corps 35' 44 If
Aerial Crossing ? INT ® DWQ

Exhibit 12 ? P ® T Replacement of
existing culvert and UT to Crabtree ® PER ® Corps
15'
40 If
Creek ?INT ®DWQ
sewer pipe
Exhibit 13 ? P ® T Replacement of UT to Crabtree ® PER ® Corps 20' 59 If
existing sewer pipe Creek ? INT ® DWQ
3h. Total stream and tributary impacts 143 If
3i. Comments: The proposed temporary stream impacts on Wetlands Impact Exhibit 10 may occur during the replacement of
the existing aerial crossing and failing headwalls. The proposed impacts are not anticipated but are being permitted in case
disturbance of the stream occurs during construction of the new aerial crossing.
Page 6 of 13
PCN Form - Version 1.3 December 10, 2008 Version
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PIN: 1705640620
DUPREE, WILLIAM A III
& BARBARA
EXISTING 40' M'TA ED
ENT
EXISTING STREAM CROSSING
WITH 54" RCP CULVERT
TO BE REPLACED WITH
8'x4" BOX CULVERT
CONSTRUCTED HEADWALLS
NO IMPACTS
N
PIN: 1705641533
9Q
MITCHELL, BYRON & JULIA \ SS -
PERMANENT WETLAND
IMPACTS - FILL FOR NONE
ACCESS ROAD
NONE
WETLANDSMIMPACTS
EX. SEWER (TO BE LINED) SS
EX. SEWER (DIG AND REPLACE) SS
s
Magnetic
PIN: 1705642435 I PII
WILLIAMS, RANDALL W HOFT,_PH
& ELIZABETH A
LIMITS OF STREAM
TEMPORARY IMPACTED AREA:
405 SO. FT.
40 L.F.
SEE SHEET 12A FOR ADDITIONAL
INFORMATION
5 ---
SS
LEGEND
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PROPOSED 20' WIDE
TEMPORARY CONSTR CTION
EASEMENT
? N
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STREAM IMPACTS EXISTING:
L.F. 40
AREA .'.`.'.'.'.`.' 405 SF (0.009 AC.)
NEW SEWER ALIGNMENT SS GRAPHIC SCALE
EX. TOP OF BANK so 0 25 so ioo
1 inch = 50 ft.
CRABTREE CREEK NORTH FWIT HERS & RAVENEL
BANK INTERCEPTOR SEWER WETLANDS IMPACT EXHIBIT 12 SINSEES 1 PLANNERS I SURVEYORS
w E \ ? 1 1 1 1 1 + +
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LEGEND
STREAM IMPACTS EXISTING:
GRAPHIC SCALE
L.F. 59 LF 10 0 s 10 20
AREA 405 SF (0.009 AC)
1 inch = 10 ft.
CRABTREE CREEK NORTH
BANK INTERCEPTOR SEWER WETLANDS IMPACT EXHIBIT 12A WITHERS RAVENEL
ENGINEERS I PLANNERS 1 SURVEYORS
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