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HomeMy WebLinkAbout20041223 Ver 1_Emails_20040830imap://debbie.edwards%40dwq.denr.ncmail.net@cros.ncma il.net:143/... Subject: FW: DWQ Response to Comments Bedford Express Review From: "Kevin Martin" <kmartin@sandec.com> Date: Mon, 30 Aug 2004 09:39:47 -0400 To: <debbie.edwards@ncmail.net> Debbie, here are the engineers responses to your last letter, we will discuss further Wed. but thought I would give you a head start. Kevin -----Original Message----- From: Akers, Ryan [mailto:akers@johnrmcadams.com] Sent: Thursday, August 26, 2004 4:18 PM To: kmartin@sandec.com Cc: Beckett, Jeremy; Munn, Mike Subject: DWQ Response to Comments Kevin: I have addressed the DWQ comments and again I will go through the attachments as concise as possible to relieve any ambiguities. First, to address the DWQ concerns about the velocity dissipaters we have run calcs (attached culvert calcs) which include Q10 for the pipes, pipe sizing, and velocity dissipater calculations. We ended up resizing the culvert #1, since we diverted a large portion of stormwater runoff though a roadway drainage system (attached culvert delins). For this reason we have attached more pipe sizing calculations. I have attached 3 plan views. One overall site plan, and two plan view of the culverts showing the impacted area, the riprap velocity dissipaters, and the existing topo (attached Impact Sheets). <<culvert calcs_001.pdf>> <<culvert delins_001.pdf>> <<Impact Sheets_001.pdf>> Second, we have addressed the DWQ's concerns about level spreader maintenance easements on all four of the level spreaders. <<LS easements_001.pdf>> If you have any further questions feel free to email or call me, 361-5000. Thanks. Ryan Akers, EI Engineering Designer THE JOHN R. MCADAMS COMPANY, INC. 2905 Meridian Parkway Durham, NC 27713 919-361-5000 RTP, NC Office 704-527-0800 Charlotte, NC Office akers@iohnrmcadams.com The John R. McAdams Company, Inc. provides a unique collection of land development design services including land planning, zoning administration and permitting, surveying, site engineering, contract administration, landscape architecture, stormwater management, and traffic engineering. McAdams has offices in Durham and Charlotte, North Carolina. For more information, visit www.johnrmcadams.com McADAMS COMPANY: Assisting our clients to have successful projects for over 25 years. 1 of 1 8/30/2004 2:11 PM