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HomeMy WebLinkAboutSAW-2023-00620--NWP 27 Verification.pdfU.S. ARMY CORPS OF ENGINEERS WILMINGTON DISTRICT Action Id. SAW-2023-00620 County: Wake U.S.G.S. Quad: NC -Apex GENERAL PERMIT (REGIONAL AND NATIONWIDE) VERIFICATION Permittee: Twelve Oaks Master Association, Inc. Tim Frye Address: 11010 Raven Ridge Road Raleigh, North Carolina 27614 Size (acres) —0.3 acre Nearest Town Holly Springs Nearest Waterway UT to White Oak Creek River Basin Cape Fear USGS HUC 03030004 Coordinates Latitude: 35.669601 Longitude:-78.866729 Location description: The project site is located north of the terminus of Roseroot Court and south of Ivy Harbor Way in Holly Springs, in Wake County, North Carolina. Description of projects area and activity: This verification authorizes the permanent discharge of fill material resulting in no net loss within 0.04 acre (252 linear feet) of stream channel for stream restoration. Compensatory mitigation is not required for activities authorized by this NWP since these activities must result in net increases in aquatic resource functions and services. Applicable Law(s): ® Section 404 (Clean Water Act, 33 USC 1344) ❑ Section 10 (Rivers and Harbors Act, 33 USC 403) Authorization: NWP 27. Aquatic Habitat Restoration, Enhancement, and Establishment Activities SEE ATTACHED NWP GENERAL, REGIONAL, AND/OR SPECIAL CONDITIONS Your work is authorized by the above referenced permit provided it is accomplished in strict accordance with the attached Conditions, your application signed and dated 3/17/2023, and the enclosed plans. Any violation of the attached conditions or deviation from your submitted plans may subject the permittee to a stop work order, a restoration order, a Class I administrative penalty, and/or appropriate legal action. This verification will remain valid until the expiration date identified below unless the nationwide and/or regional general permit authorization is modified, suspended or revoked. If, prior to the expiration date identified below, the nationwide and/or regional general permit authorization is reissued and/or modified, this verification will remain valid until the expiration date identified below, provided it complies with all requirements of the modified nationwide permit. If the nationwide and/or regional general permit authorization expires or is suspended, revoked, or is modified, such that the activity would no longer comply with the terms and conditions of the nationwide permit, activities which have commenced (i.e., are under construction) or are under contract to commence in reliance upon the nationwide and/or regional general permit, will remain authorized provided the activity is completed within twelve months of the date of the nationwide and/or regional general permit's expiration, modification or revocation, unless discretionary authority has been exercised on a case -by -case basis to modify, suspend or revoke the authorization. Activities subject to Section 404 (as indicated above) may also require an individual Section 401 Water Quality Certification. You should contact the NC Division of Water Resources (telephone 919-807-6300) to determine Section 401 requirements. For activities occurring within the twenty coastal counties subject to regulation under the Coastal Area Management Act (CAMA), prior to beginning work you must contact the N.C. Division of Coastal Management Morehead City, NC, at (252) 808-2808. This Department of the Army verification does not relieve the permittee of the responsibility to obtain any other required Federal, State or local approvals/permits. If there are any questions regarding this verification, any of the conditions of the Permit, or the Corps of Engineers regulatory program, please contact George Lyle Phillips III at (919) 588-9200 or George.L.Phillips(&usace.armv.mil. Corps Regulatory Official: C)B�fl!' &- �.(��2' P� lit Date: 7/11/2023 G b Expiration Date of Verification: 3/14/2026 The Wilmington District is committed to providing the highest level of support to the public. To help us ensure we continue to do so, please complete the Customer Satisfaction Survey located at http://corpsmapu.usace.army.mil/cm_apex/f?p=l 3 6:4:0 Copy furnished: Action ID Number: SAW-2023-00620 County: Wake Permittee: Twelve Oaks Master Association, Inc., Tim Frye Project Name: Twelve Oaks Stream Restoration Date Verification Issued: 7/11/2023 Project Manager: George Lyle Phillips III Upon completion of the activity authorized by this permit and any mitigation required by the permit, sign this certification and return it to the following address: US ARMY CORPS OF ENGINEERS WILMINGTON DISTRICT Attn: George Lyle Phillips III Raleigh Regulatory Office U.S Army Corps of Engineers 3331 Heritage Trade Drive, Suite 105 Wake Forest, North Carolina 27587 or George.L.Phillips@usace.army.mil Please note that your permitted activity is subject to a compliance inspection by a U. S. Army Corps of Engineers representative. Failure to comply with any terms or conditions of this authorization may result in the Corps suspending, modifying or revoking the authorization and/or issuing a Class I administrative penalty, or initiating other appropriate legal action. I hereby certify that the work authorized by the above referenced permit has been completed in accordance with the terms and condition of the said permit, and required mitigation was completed in accordance with the permit conditions. Signature of Permittee Date \ FXINVEI :, 18" RCP INVERT: �7 / \ ` 07 / 1 EXISTING RETAIN INGNWALL. 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YYYY.MM.DD Title PLAN AND PROFILE Revision:0 Sheet: 3 of 11 Drawing No. C-101 1 2 280 XISTING RE T NING 280 ALL 275 - - - 275 a PROPOSED BANKFULL 270 270 D _= 265 Offset: 11.34 265 Elev: 266.00 PROPOSED IMBRICATED EXISTING GRADE 260 BOULDER WALL. 260 PROPOSED GRADE 255 - - - 255 -30 -25 -20 -15 -10 -5 0 5 10 15 20 25 30 10+32 280 280 EXISTI G RETAINING WALL 275 — 275 EXISTING GRADE C -18.04 Elev 265.77 m C 270 m d 270 �� �L o63 o5b g3 265 265 PROPOSED GRADE 260 PROPOSED ANKFULL 260 PROPOSEDIMBRICATED BOULDER WALL 255 L - - 255 -30 -25 -20 -15 -10 -5 0 5 10 15 20 25 30 11+02 B A d a �I ORIGINAL SHEET -AMID 10' J a U 5' 0 5' 10' 0 3 14 15 280 275 270 265 260 255 EXISTI G RETAINING WALL ROPOSED BANKFULL owww 7 AR Elev: 65.73 EXISTING GRADE ROPOSED G DE 280 275 270 265 260 255 -30 -25 -20 -15 -10 -5 0 5 10 15 20 25 30 10+59 H1 H2 (LEFT BANKFULL BENCH) (RIGHT BANKFULL BENCH) D (BANKFULL WIDTH) E F 2 w G T G C 112 BANKFULL 0 j LL Y A i B Y o 0 0 0 a m FACING DOWNSTREAM TYPICAL RIFFLE DIMENSIONS REACH A B C D E F G H1 H2 I J K BKF AREA(SQ. FT.) MAINSTEM 6 2.5:1 VARIES 13.5' VARIES 3.88' VARIESI VARIES I VARIES 1.69' 0.85' 0.85' 16.0 RIFFLE SECTIONS, TYP. NOT TO SCALE D F (BANKFULL WIDTH) F A E LL — — — — — — — — — — — — — — Y C m B I I FACING DOWNSTREAM TYPICAL POOL DIMENSIONS REACH A B C !DIE F H I BKF AREA (SQ. FT.) MAINSTEM 2.1' 4.1 VARIES 16.5' 4.8 9.6 2.4 2:1 22.4 POOL SECTIONS, TYP. 1. REINFORCED BED MIX TO BE INSTALLED ALONG CHANNEL BOTTOM AND EMEND UP THE BANKS TO BANK FULL. 2. REINFORCED BED MIX TO BE INSTALLED AT MINIMUM 1' THICKNESS. w, -a o 5Q �P �N c�a SBicv YUdu rE of o c o-° Power °o�oF� v€do Z O = O o 0 Q t 0 Q w Y Z W �ziQO O 0 O ❑ w Q Y aL+�'+Q>U Q Q °- ❑ Z ,;, O O W Q >- CJ <3a "N = Project No.:203401928 File Name:01928 PP.DWG Scale:AS SHOWN CP CP CA 2023.03.03 D-. Mgm Chkd. YYYY.MM.DD Title PROPOSED & TYPICAL SECTIONS Revision:0 Sheet: 4 of 11 Drawing No. C-301