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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 />CASE I <br />DEFLECTION ANGLE <br />OF THE CONDUIT <br />EXAMPLE: <br />Kb = 0.25 re <br />1/90 <br /> <br />NOTE: HEAD LOSS APPLIED AT <br />PC FOR LENGTH <br /> <br />e <br /> <br />Kb <br /> <br />90 0.25 <br />60 020 <br />45 0.18 <br />30 014 <br /> <br />CASE II <br />BENOS WHERE RADIUS IS <br />EQUAL TO DIAMETER OF PIPE <br /> <br />NOTE: HEAD LOSS APPLIED AT <br />BEGINNING OF BEND <br /> <br />e"BEND Kb <br /> <br />90 0.50 <br />60 0.43 <br />45 0.35 <br />22 1/2 0.20 <br /> <br />(BENDS) <br /> <br /> <br />PT <br /> <br />, , <br />..'.i <br /> <br />>" <br />N <br />a <br /> <br /> <br />450 <br /> <br />REFERENCE: APWA SPECIAL REPORT NO. 49, 1981 <br /> <br /> <br />STORM SEWER <br />ENERGY LOSS COEFFICIENT <br />TABLE 6-3 <br /> <br />Public Works <br />Department DATE: NOVEMBER, 1997 <br /> <br />Q2'V2 <br /> <br />Q2'V2 <br /> <br />SCALE: N.T.S. <br />