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• <br />PIPE CULVERT ANALYSIS <br />COMPUTATION ~ CULVERT PERFORMANCE CURVE <br />October 2, 1989 <br />• <br />• <br />PROGRAM INPUT DATA: <br />DESCRIPTION VALUE <br />Culvert Diameter (feet}.. ........................... 2.00 <br />FHWA Chart Number (1,2 or~3). .. ... .....,. ... 2 <br />Scale Number on Chart (Type of Culvert Entrance)........ 3 <br />Manning's Roughness Coefficient (n-value) ............... 0.0240 <br />Entrance Loss Coefficient of Culvert Opening....:..,.... 0.50 <br />Culvert Length (feet).. .......................... 106.0 <br />Culvert Slope (feet per foot) ........................... 0.0500 <br />-------------------------------------------------------------------- <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) (Fps) <br />3.6 1.00 0.96 -3.84 0.49 0.67 0.49 6.04 <br />--------------------------------------------------------------------- <br />PIPE CULVERT ANALYSIS CONFUTER PROGRAM Version 1.5 Copyright (c)1986 <br />Dodson & Associates, Inc., 7015 W. Tidwell, is 107, Houston; TX 77092 <br />(713) 895-8322. A77 Rights Reserved. <br />~-IZ- 3z1 <br />