2010-05-07_PERMIT FILE - C2009087A ‎(43)‎

• Permit No: C2009087A
• IBM Index Class Name: Permit File
• Doc Date: 5/7/2010
• Doc Name: South Facilities Area Operational Ditch and Culvert Designs pgs 239 to 493
• Section_Exhibit Name: Exhibit 2.05.3-E2 Appendix 2.05.3-E2.G-2
• Media Type: D
• Archive: Yes

PIPE CULVERT ANALYSIS
CCWUTATION OF CULVERT PERFORMANCE CURVE
October 2, 1989
PROGRAM INPUT DATA:
DESCRIPTION VALUE
Culvert Diameter ( feet) .. ............................... 4.00
FHWA Chart Number (1,2 or 3) ............................ 2
Scale Number on Chart (Type of Culvert Entrance) ........ 3
Manning`s Roughness Coefficient (n- value) ............... 0.0240
Entrance Loss Coefficient of Culvert Opening............ 0.50
Culvert Length (feet) ................................... 90.0
Culvert Slope (feet per foot ) ........................... 0.0200
PROGRAM RESULTS:
Flow Tailwater Headwater (ft) Normal Critical Depth at Outlet
Rate Depth Inlet Outlet Depth Depth Outlet Velocity
(cfs) (ft) Control Control (ft) (ft) (ft) (fps)
55.3 3.00 4.04 2.68 2.20 2.44 2.20 9.20
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PIPE CULVERT ANALYSIS COMPUTER PROGRAM Version 1.5 Copyright (c)1986
Dodson & Associates, Inc., 7015 W. Tidwell #107, Houston; TX 77092
(713) 895 -8322. All Rights Reserved.
2.05.3 -E2.G -2.348
12/09