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HomeMy WebLinkAbout20030909 Ver 2-_More Info Received_20040519 (5)~ "~-~ ~. 'Q~:~' STATE of NORTH CAROLINA WA(Ek (~lJAL17Y SECTIU,~1 DEPARTMENT OF TRANSPORTATION MICHAEL F. EASLEY LYNDO TIPPETT GOVERNOR SECRETARY May 17, 2004 Ms. Beth Barnes Wetlands/401 Unit NC DENR Division of Water Quality 1650 Mail Service Center Raleigh, NC 27699 (Two Copies) Mr. John Thomas US Army Corps of Engineers 6508 Falls of the Neuse Suite 120 Raleigh, NC 27615-6814 (Two Copies) Subject: Modification Request Concerning Stream Relocation at Site #28 on TIP No. U-2524 AB (Western Urban Loop) Guilford County, State Project No. 8.U492110. USACE Action ID No. 200321137 DWQ Ccrt. # 3435 DWQ Project Number 030909 The North Carolina Department of Transportation (NCDOT) is currently constructing the stream relocation at Site 28 on project U-2524 AB of the Greensboro Western Loop. During a recent site visit (April 26, 2004) with contractors and NC Division of Water Quality it was decided that a modified version of the submitted plats for stream relocation would be better suited to fit the needs of the project. The existing stream relocation plan called for overlapping of the existing stream and proposed stream in some areas. Also, the proximity of the proposed stream to the existing stream in some areas is very close. Because of the overlapping and close proximity, difficulty is expected in regards to constructing the new stream relocation without impacting the existing stream. Because the existing stream is in the Randleman Watershed which requires a 50 foot buffer, it would be nearly impossible to utilize equipment for the construction of the proposed stream without being in the buffer area and without increasing sediment Division 5, 2612 N. Duke Street, Durham, NC 27704 Phone: (919) 560-6081 Fax: (919) 560-3371 2 transport and turbidity in the existing stream. In addition, working within the tightly confined spaces while trying to keep impacts at a minimum would severely lengthen the time necessary to construct the proposed stream relocation. For the above reasons, it was decided with DWQ in concurrence, that a temporary stream relocation (Fabric Lined Diversion Channel) located away from the existing and proposed stream sites would better serve the purpose of the project. By doing so, the contractors would be able to work "in the dry" on the new stream locations and thereby minimize impacts and decrease the length of time that the work would require. Attached are plats of the proposed modification showing the existing, proposed and temporary stream locations. A construction sequence describing the method of construction is also attached. All work is to be performed as described in the BMP manual (Section 5.2.4) which is also attached. ' Application is hereby made for a Department of the Army Section 404 Nationwide Permit (NWP) 33 and NCDENR-DWQ Section 401 Water Quality Certification (WQC) No. 3366 for this activity at the project. The NCDOT will comply with all applicable NWP and WQC conditions. If you have any questions or need additional information, please contact me at (336) 256-2063. S' cerely, ~ „~jtiv9 ~~ . CVO erry A. Parker Division Environmental Officer cc: Sue Homewood, NCDENR-DWQ, Winston-Salem Chris Kirkman, NCDOT Resident Engineer, Greensboro Barry Harrington, NCDOT Roadside Environmental Engineer Phillip Todd, NCDOT PDEA