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• <br />MINED LAND RECLAMATION DIVISION <br />Dettanmert of Natural Resources <br />7373 Shertnan St., Room 215 <br />Denver, CC7 80203 <br />303 8663567 <br />Fa x: 303 832-6706 <br />STATE aF COLORADO <br />III Illlllllllllllll .~~°~ ~~$ <br />• : ~-~~ <br />Roy Rona. <br />Cn+erra <br />Fred R. Banta. <br />Unsion Urertor <br />DATE: May 7, 1990 <br />T0: Paul McGehee <br />FROM: Michael J. Boyd, Reclamation Specialist %"_ <br />RE: ile No. M-90-021, Virginia Acres Gravel Pit, Adeouacy Items <br />Tne following items must be addressed by the applicant in order to satisfy the <br />applicable requirements of C.R.S. 34-32-101 et se o. and the Mineral Rules and <br />Regulations of the Mined Land Reclamation; Board- <br />MINING PLAN (EXHIBIT D) <br />The application indicates that development of the site will be <br />in "three separate phases as depicted on the Mininq Plan Map". <br />Neither Mining Plan Mae submitted contains information <br />regarding phasing of the project. Please submit revised maps <br />which include this data. Also, please include on these maps <br />more detail regarding the topography of the site and the <br />adjacent river channel. <br />2. You state that there is an avera_ae of 8 feet of overburden <br />overlaying about 12 feet of sand and gravel. No mention is <br />made of topsoil depth, or of measures for segregating and <br />stockpiling this material. Please address this issue, and <br />commit to salvaainglredistributinp all topsoil on the site. <br />3. The proposed operation appears to be situated in the Colorado <br />River flood plain. At aporoximatel_v what freouency can the <br />discharge of storm water into the pit be expected? (5 years? <br />50 years?) How will stormwater inflows/outfl ows be <br />controlled? Please delineate the 100-year flood plain limit on <br />the Mining Plan Mapfs). <br />