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7600 <br />7400 6.8% <br />v 2.4% q <br />5.5% 4.5% 8.7% <br />z <br />~ 7200 <br />F- <br />a <br />w <br />J <br />L~ 7000 <br />6800 7000 2000 3000 4000 <br />0 <br />DISTANCE (FT) <br />Sll PM-9 CHANNEL PROFILE <br />7600 <br />7400 <br />~= <br />LL <br />z <br />7200 <br />a <br />w <br />J <br />7DDD "~ <br />6800 <br />~1 i2 <br />Pelmit Number C ~ ~ R~ ~0~ _ <br />Class:i4Pennil ~' (~_l <br />Section/ExhibN: ~O/ G_ T~ ~_ 7, ~,cl, b;f _.7_~c~_._-_._-' <br />~ Class: ^ Revision ~ N <br />~_ Ty_?e1~ _ _-_-_._-_-_-_.___-_-_-_-_-_-_-_-___~ <br />. ~o <br />Class: O Report D Flytlro OGeneral ~ <br />Dec TYPe? ___ ~. <br />~Appliralion (Coal only) O Bontl O E~Norcement O Inspection <br />sCAIE <br />200 a 200' wo' <br />NOIaZONTAL k VERTCAL <br />fl <br />0 <br />i <br />~L <br />TYPICAL GRAVEL LINED CHANNEL <br />NOT TO SCALE <br /> Design Flow Slopps Bottom W'Itl lh Bitle Blppe Daplh of Velocity Freeboard Tplal Deplh Rlprap 050 <br />Channel p <br />(clsf f%1 (B WI fM'IVI Fmw ID) /III hpsl II11 Iltl lint <br /> , <br />111 end 121 11 t1 131 161 151 <br />PM-9 ~ f-9 2 7 0.6 6.2 0.3 OJ Gre vel <br />NOTES: <br />LL CHANNEL WAS DESIGNED TO SAFELY CONVEY RUNOFF RESULTING FROM THE <br />70 YEAR, 24 HOUR STORM EVENT. <br />2.1 DESIGN FLOW ROUNDED TO NEAREST WHOLE CFS FROM SEDCAD HYDROLOGIC ANALYSIS. <br />3.1 DEPTH OF FLOW BASED ON MINIMUM GRADE. <br />4.l VELOCITY BASED ON MAXIMUM GRADE. <br />5.) CHANNEL TO BE GRAVEL LINED I3 /NCH MINUS MATERIAL/. <br /> <br /> <br />e rpae vee ~ e.~w • e.rv ~a <br />op <br />c rL <br /> <br />NX~V. <br />pEVI510X9 <br />O.iE <br />nE51EH aV <br />pNPWN BY n <br />E <br />~y <br />pE YIdEEe 0Y e <br />3ENECA COAL <br />COMPANY <br />PROJECT. <br />SENECA N <br />DRAWING TITLE: <br />CHA/VNEL PM-9 <br />-- PROF/LE <br /> <br />t <br />l <br />Ild gneai 9 of ~Sneen <br />r <br />>r <br />® T o r r c <br />e gLALE E%Men No <br /> <br />MONfGOMtiill YWITSON . <br /> <br />MMIXY Group ~, 6,,,1, 7-20 <br />lr <br /> <br />