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APPENIDX B <br />Summary Coal Mine Waste Disposal Area Ditches and Culverts <br />00000000 <br />DITCH <br />MAX BOTTOM <br />DITCH <br />RIP <br />Desi n <br />Peak <br />Desi n <br />EEL <br />TYPE <br />GRAD WIDTH <br />DEPT <br />RAP <br />Event <br />Flow <br />Flow <br />0 <br />00000000 <br />0 <br />i1 <br />TRAP. <br />1.0% 1.0 <br />0.5 <br />010 <br />-Year <br />=F <br />0 <br />2 <br />PELTED FROM <br />00000000 <br />DESIGN <br />J1 <br />V -DITCH <br />1.2% <br />0 <br />0.8 <br />10 -Year <br />0.8 <br />0.8 <br />= <br />J2 <br />V -DITCH <br />T. <br />0 <br />0.6 <br />010 <br />-Year <br />0.4 <br />0.4 <br />= <br />J3 <br />TRAP. <br />0.6% <br />3.0 <br />1.8 <br />0 <br />100 -Yea <br />33.3 <br />33.3 <br />J4 <br />V -DITCH <br />0.1 % <br />0 <br />3.0 <br />10 -Year <br />21.8 <br />21.8 <br />= <br />J5 <br />V -DITCH <br />0.1 % <br />0 <br />1.0 <br />10 -Year <br />0.7 <br />0.7 <br />= <br />J6 <br />V -DITCH <br />0.1 % <br />0 <br />1.0 <br />10 -Year <br />0.5 <br />0.5 <br />J7 <br />V -DITCH <br />33.0% <br />0 <br />1.5 <br />9.0 <br />10 -Year <br />21.8 <br />21.8 <br />J8 <br />TRAP. <br />0.7% <br />3.0 <br />1.5 <br />0 <br />100 -Yea <br />5.9 <br />5.9 <br />J9 <br />TRAP. <br />11.0% <br />3.0 <br />1.2 <br />12.0 <br />100 -Yea <br />11.1 <br />11.1 <br />=1510 <br />TRAP. <br />1.0% <br />3.0 <br />1.4 <br />0100 <br />-Yea <br />4.9 <br />4.9 <br />=Jill <br />TRAP. <br />8.0% <br />3.0 <br />1.3 <br />12.0 <br />100 -Yea <br />11.0 <br />11.0 <br />J11 Optional <br />1/2 Cluvert <br />8.0% <br />0 <br />1.1 <br />100 -Yea <br />11.0 <br />11.0 <br />= <br />J12 <br />V -DITCH <br />2.0% <br />0 <br />0.7 <br />0100 <br />-Yea <br />4.0 <br />4.0 <br />= <br />J13 <br />V -DITCH <br />2.0% <br />0.7 <br />0 <br />100 -Yea <br />4.3 <br />4.3 <br />= <br />J14 <br />V -DITCH <br />F 5.0% <br />0 <br />0.8 <br />0 <br />10 -Year <br />1.5 <br />1.5 <br />=J15 <br />V -DITCH <br />10.0% <br />0 <br />0.6 <br />�10 <br />-Year <br />0.8 <br />0.8 <br />= <br />J16 <br />I V -DITCH <br />10.0% <br />0.5 <br />0 <br />10 -Year <br />0.3 <br />0.3 <br />J17 <br />V -DITCH <br />10.0% <br />0 <br />1.3 <br />10 -Year <br />0.4 <br />0.4 <br />0 <br />J 18 <br />V -DITCH <br />15.0% <br />0 <br />1.1 <br />9.0 <br />10 -Year <br />0.8 <br />0.8 <br />0 <br />=19 <br />V -DITCH <br />30.0% <br />0 <br />1.1 <br />9.0 <br />10 -Year <br />0.5 <br />0.5 <br />E. CW Div. (0.6 %) <br />V -DITCH <br />0.6% <br />2.2 <br />100 -Yea <br />1.2 <br />22.5 <br />= <br />E. CW Div. (7.5 %) <br />V -DITCH <br />7.5% <br />2.0 <br />3.0 <br />10 -Year <br />0.9 <br />9.3 <br />E. CW Div. (1.0 %) <br />V -DITCH <br />1.0% <br />1.5 <br />0 <br />10 -Year <br />0.9 <br />9.3 <br />*Culvert: <br />0 <br />J1 <br />24" <br />10 -Year <br />20.6 <br />20.6 <br />J2124" <br />10 -Year <br />21.8 <br />21.8 <br />J312" <br />000010 <br />-Year <br />J4 <br />12 4" <br />�0��0 <br />100 -Yea <br />11.0 <br />11.0 <br />J5 <br />12" <br />0.3 <br />J612" <br />0000010 <br />-Year <br />0.4 <br />0.4 <br />=712" <br />000010 <br />-Year <br />0.8 <br />0.8 <br />J8 <br />24" <br />00000 <br />100 -Yea <br />5.9 <br />5.9 <br />J9 <br />Double barrel 24" <br />00000100 <br />-Yea <br />F 22.5 <br />22.5 <br />J 10 <br />24" (temporary) <br />4.9 <br />=11/2 <br />30" Optional <br />�D000 <br />100 -Yea <br />11.0 <br />11.0 <br />* Culvert size is minimum size <br />0000000 <br />Flow depth includes freeboard. <br />I=E=====E= <br />TR -92 Volume XI, App. B -2 08/14 <br />