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Project: 154016 - POE WATERFRONT PLACE CENTRAL <br />1736 Fourth Avenue S, Suite A Sheet Number: I of 4 <br />© ® Seattle, Washington 98134 <br />phone 206.624.1387 Calculated by: CWC Hate: 10/21/16 <br />fax 206.624.1388 Checked by: CRW Date: 10/23/16 <br />Conveyance Analysis - Fisherman's Harbor A 25 Year <br />Reference plan sheet C3.09 for Fisherman's Harbor A Storm Treatment <br />1) Pipe Head Loss (Friction): 2.15(Q)(n) A <br />hf = X L <br />D2.667 <br />Pipe 1: <br />Pipe Diameter, d = 24 in Area, A = P628 <br />sf <br />Flow, Q = 17.92 cfs Hydraulic Radius, R = ft <br />Manning's Coef., n = 0.012 Wetted Perimeter ft <br />Length, L = 39.79 if <br />Pipe 2: <br />Pipe 3: <br />2.15(Q)(n) A <br />hf = D2.667 <br />Pipe Diameter, d = 24 in <br />Flow, Q = 17.92 cfs <br />Manning's Coef., n = 0.012 <br />Length, L = 69.56 if <br />2.15(Q)(n) A <br />hf = D2.667 <br />Pipe Diameter, d = 24 in <br />Flow, Q = 17.92 cfs <br />Manning's Coef., n = 0.012 <br />Length, L = 55 if <br />x L = 0.211 <br />Area, A = P628 <br />sf <br />Hydraulic Radius, R = ft <br />Wetted Perimeter ft <br />x L = 0.369 <br />Area, A = 3.14 sf <br />Hydraulic Radius, R = 0.50 ft <br />Wetted Perimeter 6.28 ft <br />(Q)() <br />2.15 n " 2 <br />hf = D2.667 x L = 0.291 <br />Total Pipe Head Loss (Friction) = 0.871 <br />NOTES & REFERENCES <br />Computational Methods <br />WSDOT Hydraulics Manual <br />WSDOT Hydraulics Manual <br />Eauation 6-4 <br />=0.012, per Civil Engineering I <br />;ference Manual, App 19.A <br />