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'11-� <br /> rR : NE WMON T Ng711((11111D(J l,G!(7GIdtlOn <br /> 636 South Fiddlor's Green Circle Sl.d?800 <br /> G(een.lrood Vlilage CC1 80111 <br /> 1 1119 r 89 79 i 1' <br /> F!1 U 639-32h 1 <br /> SENT CERTIFIED, RETURN RECEIPT REQUESTED <br /> 7015-1660-0000-0779-7426 <br /> October 12,2016 <br /> �Ieo <br /> Mr. Timothy Cazier, P.E. QCT 1q e / <br /> Environmental Protection Specialist 0 2 2016 <br /> Colorado Department of Natural Resources MN��FREO <br /> 7'a: Division of Reclamation, Mining and Safety ANps 4 /DN <br /> Office of Mined Land Reclamation <br /> 1313 Sherman Street, Room 215 <br /> Denver, Colorado 80203 <br /> Re: Permit No. M-1980-244; Cripple Creek & Victor Gold Mining Company("CC&V"); <br /> Cresson Project; — Response to DRMS Technical Revision (TR-85) Preliminary Adequacy <br /> Review for the High Grade Mill Permanent Fresh Water Line erou e <br /> Dear Mr. Cazier: <br /> As a follow up to Division of Reclamation,Mining and Safety's(DBMS) October 12t11 letter for <br /> preliminary adequacy review comments of technical revision TR-85. Please see DRMS <br /> comments in italics below with Newmont's response to comments in bold. <br /> Comment 1: Pipe Specifications <br /> This section lists the maximum pressure at the pump as 224 psig. However, no pipe <br /> specifications are provided Please provide specs/pressure rating for the proposed 8-inch carbon <br /> steel and HDPE pipe. <br /> Response 1: <br /> Please see attached documents providing specifications and pressure ratings for the 8-inch <br /> carbon steel and HDPE pipe. <br /> Comment 2: Pipe Reroute <br /> The proximity of the toe of the ECOSA to Grassy Valley combined with the alignment of the pipeline <br /> raises concerns about the potential for corrosion of the new pipeline. Please address the need for <br />