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DRAWING 1 - Slope Drainage Course Cross-section <br /> maximum riprap depth = 30" <br /> do q <br /> ' 3:1 sideslopes <br /> 4'd rock keyed in to not <br /> extend more than 30" h <br /> ' 20' cc sloe length 8.0 <br /> p 9 <br /> 8, <br /> Channel width min. 48" up <br /> side slope <br /> Plan view _ - <br /> = 4' diameter rock <br /> = 2' - 3' diameter rock <br /> = 12 - 18" diameter rock <br /> DRAWING 1 <br /> 4 d rock on Reconstructed contour <br /> Colorado Department of Natural Resources <br /> 20' cc _ _ _ _ _ _ _ -furrows on maximum Division of Minerals and Geology <br /> Pro ram <br /> _ _ � centers per pre-construction Inactive Mine Reclamation <br /> - <br /> - - - - - - - - - - <br /> Fruita Mine <br /> Bond Revocation M81-015 <br /> Slope Drainage Course <br /> Cross Section and Plan View <br /> Scale <br /> t <br /> Date Sheet No. <br /> n. .s. 1/00 1 of 2 <br />