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<br /> <br /> <br />v <br />0 <br />^, 7000 <br />LL <br />6700 L <br />0 <br />100 200 300 400 500 600 700 800 900 1003 <br />DISTANCE (FT) <br />SlI PM-5 CHANNEL PROFILE <br /> Desl9n Flow Slo a <br />~ Bottom Witlth Sitle Slope Depth of Velocity Freeboar0 Totel Depth Riprap D60 <br />Channel O. Icfe <br />~ I IBWI IH:1V1 Flow IDI Iftl Itpal Iftl Iftl Iinl <br />111 121 AND <br />31 Iftl 141 161 161 <br />PM-5 2 3-16 1 3 0.3 594 0.3 0.6 3 <br /> 2 26-30 1 3 02 5.69 0.3 0.5 6 <br />RIPRAP THICKNESS <br />TYPICAL RIPRAP LINED CHANNEL <br />- NOT TO SCALE <br />Z <br />s ssoo <br />a <br />w <br />J <br />w 6600 <br />FREEBOARD <br />GEOTEXTILE <br />(WHERE REOUIREDI <br />NOTES: <br />1.1 CHANNEL DESIGNED FOR EXIST/NG WORST CASE, VEGETATED, V-SHAPED CONDITIONS. <br />2.l CHANNEL WAS DESIGNED TO SAFELY CONVEY RUNOFF RESULT/NG FROM THE <br />70 YEAR, 24 HOUR STORM EVENT. <br />3.1 DESIGN FLOW ROUNDED TO NEAREST WHOLE CFS FROM SEDCAD HYDROLOGIC ANALYSIS. <br />4.I DEPTH OF FLOW BASED ON M/N/MUM GRADE. <br />5.l VELOCITY BASED ON MAX/MUM GRADE. <br />6.1 RIPRAP D50 = 3 INCHES REPRESENTS TYP/CAL GRAVEL FOUND ON SITE. <br />7.l GEOTEXT/LE REOU/RED FOR OSp 9" OR GREATER. <br /> <br />SENECA COAL <br />COMPANY <br />SENECA // <br />AWING TITLE: <br />CHANNEL PM-5 <br />PROF/LE <br />© M W H sh,B, 5 GI 23 sha,,, <br />SCALE. DRAWING No. <br />Af sno.o 7-20 <br />Zz -~~ ~ <br />scAlE <br />100• 0 100• zoo• <br />HOPoZONTAL !VERTICAL <br />