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N 7025 <br />2.0' <br />N 70000 <br />0 0 <br />Lo <br />CD <br />CD <br />� a <br />c� <br />w W <br />� o <br />� o <br />w PLAN VIEW <br />SEDIMENT POND C <br />SCALE 1" = 40' <br />Z <br />w <br />Y <br />Z <br />Q <br />m <br />w <br />N 70250 <br />N 70000 <br />5930 -- - - -- - <br />- -- 5930 <br />-- <br />-- - - - 5920 <br />FULL WATER EL. 14 <br />5910 - -- - - - - - -- - -- - <br />- - -- - -- 5910 <br />F LL SEDIMENT EL. — - -- <br />BOTTOM EL. 5906 INLET CHANNEL <br />5900 - - --- - -- - -- -- - - -- -- <br />- - - - -- -- - — 5900 <br />SECTION A - A <br />SEDIMENT POND C <br />VERTICAL SCALE 1" = 20' HORIZONAL SCALE 1" 20' <br />TOP OF EMBANKMENT EL. 5916 <br />10'- - EMERGENCY SPILLWAY <br />INVERT EL. 5914 <br />5916 -- -- - - <br />- _ _ - -_ - - -- - - -- 5916 <br />5914 - FULL WATER LEVEL <br />2.0% 5914 <br />�S- <br />EMBANKMENT CHANNEL <br />i <br />5912 - - - -- -- - - -- - - - _ - -- -- - -- 5912 <br />I EMERGENCY SPILLWAY I <br />i CHANNEL <br />5910 <br />-- - <br />DOWNSTREAM TOE EL. 5906 i 2 <br />5908-- - <br />i <br />i <br />5906-- -- - / - <br />E_ -S = 2.0°x' DEWATERING PIPE <br />INLET EL. 5907 <br />5904 -- -- <br />/ 4" PIP VALVED DEWATERING PIPE <br />/ 80' LONG <br />BOTTOM OF POND L <br />- UPSTREAM TOE EL. 5906 <br />SECTION B - B <br />SEDIMENT POND C <br />EMBANKMENT <br />VERTICAL SCALE 1" = 4' HORIZONAL SCALE 1" = 10' <br />5910 <br />= 5908 <br />5906 <br />-5904 <br />6" RIPRAP FOR EMERGENCY SPILLWAY CHANNEL <br />9" RIPRAP FOR EMBANKMENT AND INLET CHANNEL <br />1.18' FREEBOARD <br />2.01 FULL FLOW LEVEL <br />I L <br />2 0.82' FLOW DEPTH <br />If <br />I <br />EMERGENCY SPILLWAY, EMBANKMENT <br />AND INLET CHANNEL DETAIL <br />Notes: <br />1. Fcr pond and ditch sizing calcula- <br />tions see Exhibit 9. <br />2. Riprap shall consist of hard, <br />RECEIVE <br />dense, rough fractured stone as nearly <br />cubical as practical. Stone shall be <br />JUN 71991 <br />well graded in order that the voids can <br />be filled, and at least 50 percent of <br />the <br />Mined Land <br />sass shall be stones equal to or <br />larger that the specified riprap size. <br />Reclamation Divi. <br />3. A geotextile fabric shall be placed <br />under all riprap. Use Trevira Spunbond <br />style 1114 or equal. <br />4. Pond dewatering pipe shall be plas <br />tic irrigation pipe, PIP, 80 psi rated, <br />with bell and spigot joints and glued <br />fittings, valved on the outlet end. <br />IIIIII VIII VIII VIII VIII VIII IIII IIII <br />000860 <br />IMaloaaa/! CEAZLEccaTlda <br />[ corms certify that tats drawtaa "a dtao <br />by me or under or dlfact aaeerTiefta sad <br />taut alt of tae itiotawtlea ec•oeated on cnie <br />dfawiag to trot and correct ce tB - <br />SLY knowledge sad belief. $... *7 <br />Janos t. !tower <br />Colorado r.z. 191 <br />