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n <br />U <br />PIPE CULVERT ANALYSIS <br />COMPUTATION OF CULVERT PERFCRMA.NCE CURVE <br />October 2. 1989 <br />PROC;RAM INPUT DATA: <br />DE°CRIPTION VALUE <br />-------------------------------------------------------------------- <br />Culvert Diameter (feet) ................................. 1.00 <br />FHWA Chart Number (1,2 or 3) ............................ ? <br />Scale Number on Chart (Type of Culvert Entrance)........ <br />Manning`s Roughness Coefficient (n-value) ............... 0.0240 <br />Entrance Loss Coefficient of Culvert Opening............ G.50 <br />Gulvert Length (feet) ................................... °_2.0 <br />Culvert Slope (feet per foot) ........................... 0.0300 <br />-------------------------------------------------------------------- <br />-------------------------------------------------------------------- <br />FRCr~AM RESULTS: <br />Flow Tailwater Headwater (ft) Normal Critical Depth at Cutlet <br />Rate Depth Inlet Outlet Depth Depth Outlet Velocity <br />(cfs) (ft) Control Control (ft) (ft) (ft) (fps) <br />2.1 0.50 1.03 -0.52 0.57 0.64 0.°•7 4.50 <br />-------------------------------------------------------------------- <br />-------------------------------------------------------------------- <br />PIPE CULVERT ANALYSIS CCh1PUTER PRCC~2AM Version 1.5 Copyright (c)1986 <br />uodson & Associates, Inc., 7015 W. Tidwell, #107, Houston, TX 77092 <br />(713) 395-8322. All Rights Reserved. <br />• <br />12-2-32 <br />