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PIPE CULVERT ANALYSIS <br />CCt4PUTATION OF CULVERT PERFORMANCE CURVE <br />October 2, 1989 <br />PROGRAM INPUT DATA: <br />VALUE <br />DESCRIPTION <br />__ —� <br />Culvert Diameter ( feet) .............................. <br />2 <br />2 <br />FHWA Chart Number (1,2 or 3). :....................... <br />Cu 1 vent Entrance) .... <br />... <br />• • • • <br />,ca 1 e Number on Chart (Ty pe of <br />Mann ing`s-Roughness Coefficient (n- value) .. <br />0.0240 <br />Entrance Loss Coeff i-c i ent of Cu 1 vert Open i ng ........ <br />0.50 <br />Culvert Length .(feet) ......... <br />..... <br />80.0 <br />0 . 0 <br />Culvert S l ope .,(feet Pei- foot) :................. • • • <br />• • • • • • <br />PRoGRAM.RESULTS: <br />Flow Tailwater Headwater Cri tical <br />at <br />Rate Depth In � Outlet Depth <br />Out let <br />Veloc <br />(fps) <br />(c-Fs) (ft) Control. Control (ft) (ft) <br />(ft) <br />18:4 Z.00 2.36 - 1.13 1 05 1.45 <br />1.05 <br />9.37 <br />PIFE CULVERT'ANALYSIS CCMPUTER PRCGRAM Vei-sion 1:5 <br />Copyr.ight.(c)1986 <br />Dodson & Associates, Inc., 7015 W. Tidwell, 0107, <br />Houston, <br />TX 77092 <br />(713) 895 -8322. All Rights Reserved. <br />2.05.3 -E2.G -2.343 <br />12/09 <br />