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DRAINING 1 - Slope Drainage Course Cross-section <br /> - - - - - - - - - - - - - - - - - <br /> r .._rnaxir�rrr riprap depth = 30" _ <br /> ' 3:1 sideslopes <br /> 4'd rock keyed in)Knot TO <br /> extend more than 30" k Pf veja <br /> 20' cc slope length � � 8. <br /> I <br /> t 8` <br /> ' Channel width min. 48" up <br /> t . <br /> side slope . <br /> i <br /> Plan view <br /> = 4' diameter rock <br /> 2' - 3' diameter rock <br /> I - <br /> = 12 - 18" diameter rock <br /> 4 d rock on Reconstruct e c ntour <br /> DRAWING 1 <br /> 201 � C_e�I"" — — — Colorado Department of Natural Resources <br /> furrows on m mum isIon of Minerals and Geology <br /> centers er p -construction <br /> � — — — — c ve Mine Reclamation Program <br /> p <br /> - - - - - S Frulta Mine <br /> _ Bond Revocation M01-01 5 <br /> Slope Drainage Course <br /> Cross Section and Plan View <br /> Scale Date Sheet No. <br /> n.t.s. t/eD f of 2 <br />