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• Soive for depth of flow at 1.32 cfs. <br />Q = VA = 1_49 R2/3 S1/2 (A) <br />n <br />1.32 1.49 L Zd2 ~ (,0271/2) (2d2) <br />.040 L 2d 22+1 <br />1.32 = 37,25 ld2 ~ (.1643) (ld2) <br />ld (1.4142) <br /> <br />2 <br />7 = ld ld2 <br />0 <br />.215 <br />ld(1.4142) <br />Trial d rhs <br />0.5 0.0884 <br />0.7 0.?425 <br />0.65 0.1442 <br />0.615 0.2175 <br />Freeboard total depth - depth of flow <br />• 1.0 ft - 0.575 ft. <br />0.325 ft. ~ 0.3 ft, so ok. <br />Triangular channel <br />=~ i/ <br />~.i Jr <br />~ rar}1~ Chan~c( <br />~'e = ~ <br />Q <br />Culvert Sizing <br />Design Oata <br />Peak Discharge (10 yr., 24 hr.) = 1.32 cfs <br />Culvert Slope 2.5% <br />. Culvert Length 25 ft. <br />Drap 0.625 ft. <br />