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<br />DRAWING 2 Drainage Course -Rock Outcrop to Sloe & Check Dam <br />Check Dam Plan View Check Dam -cross section <br />~, <br />~` \` ~, <br />~ ~ 5 cc .~-,, - ----------------------- <br />maximum riprap depth = 30" <br />4' slope ° ~,~ , ~ , 8~h _ <br />ngth t - • ~ _..__ ~4~~ .~~ <br />12' wl ~ - 4' w E--- $~ -~I ' <br />4' w 8~ ' <br />Channel Width ' <br />Channel Width <br />- --~ ~\ <br />---- <br />= 4' diameter rock <br />2~1 sideslopes <br />= 2' - 3' diameter rock <br />f <br />check dam -entire <br />width of channel botttom ~ = 12 - 18" diameter rock <br />4'd rock keyed into extend ~ i-_ ' <br />no higher than 30", 50' cc ~~ "- i'~ <br />4' up sideslope ~~ -~ graded for positive drainage DRAWING <br />- - - - ,~ from east bench cut <br />T ~ i~ Colorado Department of Nat <br />8,h ~ _ '' _ _ _ Division of Minerals an <br />Inactive Mine Reclamati <br />_ ~ 4' slope Fruita Mir <br />length Bond Revocation <br />8' W C Drainage Course -Rock O <br />