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RIPRAP IF REQUIRED FREEBOARD <br />~ 1.5 X D50 rD r <br />~--- B ~~ <br />Not To Scale <br />TYPICAL CHANNEL DESIGN <br /> <br />Channel Flow <br />D <br />(eh) <br />Slopa <br />(X1 Bottom Nfdth <br />((B) <br />(h) Sidaelape <br />H:1V <br />(k) Dspth <br />of Floc (D) <br />(k) <br />Velociiy <br />(fPe) <br />Freeboard <br />(h) <br />Total Dopth <br />(ft) <br />l.hing Typs <br />PM 4 9.7 5 0 3 1.4 3.8 1.0 2.4 Vap <br /> 6-9 5 3 0.3 5.8 1.0 1.3 3' Gravel <br /> 10-17 5 3 0.2 NA 1.0 7.2 Riprap <br />D50 9' <br /> <br />18-30 <br />5 <br />3 <br />0.1 <br />NA <br />1.0 <br />I.i Aiprap <br />D50 Y2' <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br />NOTES: t) DEPTH OF FLOW BASED ON MINIMUM GRADE, VELOCITY BASED ON MAXIMUM GRADE <br />' '"°' °"' ° `"""' ° """'" ° """' SENECA COAL COMPANY I <br />7/110 )/°) TleilO r..ixn IlYle~ <br />m..__.~ ,~. ~__............. ,,..... SENECA.II-W <br />~TRr ~~;~a~m POSTM/NE CHANNEL DES/C,NS <br />F}MOIYTGOMFAY WATSON ,~„E ,,,R,. <br />AHgI#aeD _ w°nw.e f - -- -- <br />1 I <br />