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PIPE CULVERT ANALYSIS <br />COMPUTATION OF CULVERT PERFORMANCE CURVE <br />July 19, 1993 <br />CULVERT LFC-1 <br />HGLO INC. <br />HAYDEN, CO <br />------------------- <br />PROGRAM INPUT DATA: <br />DESCRIPTION VALUE <br />Culvert Diameter (feet) .... ........................... 1.50 <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) ................................... 55.0 <br />Culvert Slope (feet per foot) ........................... 0.020.0 <br />PROGRAM RESULTS: %°~ <br />Flow Tailwater Headwater (ft) Normal Critical Depth at Ou <br />Rate Depth Inlet Outlet Depth Depth Outlet Veloc~..y <br />(cfs) (ft) Control Control (ft) (ft) (ft) (fps) <br />-------------------------------------------------------------------- <br />0.8 0.50 0.44 -0.18 0.31 0.32 0.31 2.85 <br />PIPE CULVERT ANALYSIS COMPUTER PROGRAM Version 1.7 Copyright (c)1986 <br />Dodson & Associates, Inc., 7015 W. Tidwell, #107, Houston, TX 77092 <br />(713) 895-8322. All Rights Reserved. <br />..~ <br />12.4-8 <br /> <br />