Laserfiche WebLink
• <br />PIPE CULVERT ANALYSIS <br />COMPUTATION OF CULVERT PERFORMANCE CURVE <br />October 2, 1989 <br />u <br />• <br />PROGRAM INPUT DATA: <br />DESCRIPTION <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 Gpening............ <br />Culvert Length (feet).. ........................... <br />Culvert Slope (feet per~foot) ........................... <br />VALUE <br />1.50 <br />2 <br />3 <br />0.0240 <br />0.50 <br />80.0 <br />0.0500 <br />PRO(;f?AM 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 />12.4 1.50 3.53 2.43 1.21 1.33 1.21 8.14 <br />PIPE CULVERT ANALYSIS CCt+FUTER PRCCr1AM 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 />~-t2-3H! <br />