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<br />PIPE CULVERT ANALYSIS <br />COMPUTATION OF CULVERT PERFORMANCE CURVE <br />July 19, 1993 <br />CULVERT LFC-2 <br />HGLF <br />HAYDEN, CO <br /> <br />PROGRAM INPUT DATA: <br />DESCRIPTION VALUE <br />Culvert Diameter (feet) ................................. 1.00 <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).. .......................... 15.0 <br />Culvert Slope (feet per~foot) ........................... 0.0200 <br />PROGRAM RESULTS: <br />Flow Tailwater Headwater (ft) <br />Rate Depth Inlet Outlet <br />(cfs) (ft) Control control <br />---------------------------------- <br />Normal <br />Depth <br />(ft) <br />Critical Depth at Out"' .: <br />Depth outlet Velocity <br />(ft) (ft) (fps) <br />-------------------------- <br />0.20 0.50 0.59 <br />0.2 0.50 0.27 0.30 0.20 <br />-------------------------- <br />---------------------------------------- <br />PIPE CULVERT ANALYSIS COMPUTER PROGRAM Version 1.7 Copyright (c)1986 <br />Dodson & Associates, Inc., 7015 W. Tidwell, X107, Houston, TX 77092 <br />(713) 895-8322. All Rights Reserved. <br />12.4-12 <br />