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COLORADO <br />Division of Reclamation, <br />Mining and Safety <br />Department of Natural Resources <br />1313 Sherman Street, Room 215 <br />Denver, CO 80203 <br />Septebmer 23, 2014 <br />Rob Laird <br />Asphalt Specialties Co., Inc. <br />10100 Dallas St. <br />Henderson, CO 80640 <br />Re: Speer Mining Resource, DRMS Permit No. M- 1983 -176 <br />Technical Revision, TR -02 <br />Preliminary adequacy review <br />Dear Mr. Laird: <br />The Division of Reclamation, Mining and Safety (DRMS), has completed a preliminary review <br />of Technical Revision number 2 (TR -02) , and has the following comments: <br />1. Please provide a frequency at which the weed monitoring and control plan will be <br />implemented. <br />2. Please provide an explanation of how the trench that connects the exposed groundwater <br />pond to the South Platte River is in compliance with the operation's discharge (CDPS) <br />permit. <br />3. Please provide an explanation of how the trench that connects the exposed groundwater pond to <br />the South Platte River is in compliance with the U.S. Army Corps of Engineers' regulations and <br />Urban Drainage and Flood Control District's regulations. <br />4. Please commint to a construction schedule for completing the construction of Phase 1 of the <br />French drain. DRMS requests the Operator provide a date at which completion of Phase 1 is <br />anticipated. <br />5. Please commit to a construction schedule for completing the construction of Phase 2 of the <br />French drain. DRMS requests the Operator provide a date at which completion of Phase 2 is <br />anticipated. <br />6. Please commit to submiting to DRMS within 60 days of completion of each Phase of the <br />french drain, a certification by a qualified engineer confirming the french drain has been <br />constructed to design. <br />�Q O <br />1313 Sherman Street, Room 215 Denver CO 80203 P 303.866.3567 F 303.832.8106 htt / /mining. state.co.us �* <br />John W. Hickenlooper, Governor I Mike King, Executive Director I Virginia Brannon, Director * x 1876 , <br />