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HomeMy WebLinkAbout20011372 Ver 1_Mitigation Evaluation_20030306Michael F. Easley, Governor William G. Ross, Jr., Secretary North Carolina Department of Environment and Natural Resources Alan W. Klimek, P.E., Director Division of Water Quality Asheville Regional Office WATER QUALITY SECTION CERTIFIED MAIL RETURN RECEIPT REQUESTED Mr. Steven I. Apfelbaum Applied Ecological Services, Inc. Post Office Box 256 Brodhead, Wisconsin 53520 Dear Mr. Apfelbaum: March 6, 2003 ly 444R 10,,900 9TF'9QU ??0°,? Fc?O? Subject: Review of Mitigation Submittal for Upper Pig Pen Creek Canton Motorsports Park Warren Wilson College Mitigation Site Buncombe County This letter will acknowledge receipt and review of the stream restoration plans for the upper section of Pig Pen Creek. The submittal was received by the Division of Water Quality on February 21, 2002. Staff has reviewed the comments and plans for the stream restoration and have the following comments: 1. Attachment 3 - What is attachment 3? Nothing submitted is identified as attachment 3. 2. Instream Structures and/or Channel Blocks - We have reviewed the revised sheet 3 of 18 and it is difficult to locate the cross vanes due to everything being colored black and the small scale of the plans. Please provide larger scale plans for our review. Who will supervise the construction and make determinations where these structures will be installed? Also, we did not receive a copy of the revised details on Sheet 16. 3. Stormwater Inlet Location/Protection - We cannot find any stormwater outlets and/or dissipater details on the plans. Please provide this information. 4. Morphological Measurements - On page two of the letter you indicate that the appropriate stream type is an E4b; however, the plans indicate an E5b type stream will be constructed. Please indicate which is the correct stream type. 5. Please provide a list of all proposed mitigation work by stream name and length to be restored for mitigation credit for the Canton Motorsports Park. Steven I. Apfelbaum March 5, 2003 Page Two The information listed above is needed before we can give approval to the mitigation plan. If you have questions please call Mr. Dave Penrose at 919-733-9502 or me at 828-251-6208. Sincerely, Michael R. Parker Environmental Specialist xc: Dave Baker, COE Jerry Carter Todd St. John/Dave Penrose