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SEDCAD 4.0 <br />rnn,Tn~.~ maa_vmv c~,..ei~ i cn~...n~. <br />EMERGENCY SPILLWAY -Gob Pond - 25 Year - As <br />Constructed <br />Culvert Inputs: <br />Max. Tailwater Entrance <br />Length (ft) Slope (%) Manning's n Headwater Loss Ccef. <br />80.00 2.00 0.0240 1.50 0.00 0.91 <br />Culvert Results: <br />Minimum pipe diameter: 1 - 21 inch pipe(s) required <br />Detai/ed Performance Curves <br />Design Discharge = 5.95 cfs <br />Maximum Headwater = 1.50 ft <br />(BOLD indicates design pipe size) <br /> <br />Headwater <br />(ft) Discharge <br />(cfs) . <br /> <br />(18 in) Discharge <br />(~) <br /> <br />(21 in) Discharge <br />(~{s) <br /> <br />(24 in) <br />0.15 0.20 0.30 0.24 <br />0.30 0.52 0.60 0.70 <br />0.45 0.96 1.11 1.27 <br />0.60 1.47 1.71 1.95 <br />0.75 2.04 2.38 2.72 <br />0.9D 2.68 3.13 3.58 <br />1.05 3.38 3.94 4.51 <br />1.20 4.13 4.82 5.51 <br />1.35 4.93 5.75 6.57 <br />1.50 5.33 6.73 7.69 <br />1.65 5.68 7.77 8.88 <br />1.80 6.62 8.66 10.11 <br />1.95 8.14 8.94 11.40 <br />2.10 8.41 9.60 12.74 <br />2.25 8.66 11.90 13.29 <br />1 <br />SEDCAD U81iry Run <br />Printed 03-22-2007 <br />M(vii)-5 <br />