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3. watershed B <br />• Drainage Area - 647 Ac <br />2 <br />(647 Ac)(im~) - 1.011 mi? <br />Qio - 59.7 (1.011)(•709) - 60.2 CF5 <br />Culvert sizing <br />Q - 60.2 CFS D - 48"0 C.M.P. <br />Check, with D - 48"6, Q - 65 CF5 <br />Mw - .98 - 1.50 <br />D <br />4. watershed C <br />Drainage Area - 36 Ac <br />2 <br />(36 Ac) (l'"~~ Ac) - 0.56 mi? <br />Qio - 59.7 (.056)('709) - 7.8 CF5 <br />Culvert sizing <br />Q = 7.8 CF5 - D=78"0 C.M.P. <br />• Check, with D = 18"6, Q = 9 CFS <br />Mw = 1.35 - t.50 <br />D <br />5. watershed D <br />Drainage Area = 17 Ac <br />2 <br />(17 Ac)(lmi~) - .027 mi? <br />Qio = 59.7 (.027)('709) - 4.6 CFS <br />Culvert Sizing <br />Q - 4.6 LFS - D - 18"D C.M.P. <br />Check, with D - 18"b, Q = 6 CFS <br />Mw - l.o - 1.50 <br />D <br />• <br />-~- <br />