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<br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br /> <br />Capacity of 60 inch pipe <br />Q = V.A. <br />Q = Capacity in C.F.S. <br />V = Velocity in Ft. / sec. <br />A = Area in Sq. ft. <br /> <br />2 <br />A = 1J" D D = diameter = 60" = 5 ft. <br />4 <br />A = (5)2 = 19.65 ft2 <br />4 <br />V = 1.486 D 2/3 <br />.013 (,,) <br /> <br />V = 1.486 5 2/3 <br />---:orr (4) <br /> <br />Q = V.A. = 19.65 <br /> <br />Q = 185 ft3/sec/ <br /> <br />(5)~ Average slope = 0.5% <br /> <br />~ <br />(.005) = 9.40 ft. / sec. <br />2 <br />ft * 9.40 ft./sec. <br />do 180 c. f. s.. Average <br /> <br />32 <br />