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• <br />PIPE CULVERT ANALYSIS <br />COMPUTATION OF CULVERT PERFORMANCE CURVE <br />October 31, 1990 <br />PROGRAM INPUT DATA: <br />DESCRIPTION <br />ME-7 <br />VALUE <br />Culvert Diameter (feet) ................................. <br />FHWA Chart Number (1,2 or 3) ............................ <br />Scale Number on Chart (Type of Culvert Entrance)........ <br />Manning `s Roughness Coefficient (n-value) ............... <br />Entrance Loss Coefficient of Culvert Opening............ <br />Culvert Length (feet) ................................... <br />Culvert Slope (feet per foot) ........................... <br />2.00 <br />2 <br />3 <br />0.0290 <br />0.50 <br />90.0 <br />0.1300 <br />PROGRAM RESULTS: <br />Flow Tailwater Headwater (ft) Normal Critical Depth at Outlet <br />Rate Depth Inlet Outlet Depth Depth Outlet Velocity <br />---(cfs) (ft) Control Control (ft) (ft) (ft) ( <br /> <br />2.2 <br />1.00 <br />0.71 -3.92 <br />0.30 <br />0.52 <br />0.30 ~ <br />7. 2 <br />-------------------------------------------------------------------- <br />--------- ---------------------------------------------------- <br />PIPE CULVERT ANALYSIS COMPUTER PROGRAM Version 1.5 Copyright (c)1986 <br />Dodson &~ Associates, Inc., 7015 W. Tidwell, #107, Houston, TX 77092 <br />(713) 895-8322. All Rights Reserved. <br />• <br />