2011-03-21_PERMIT FILE - C2009087A ‎(19)‎

• Permit No: C2009087A
• IBM Index Class Name: Permit File
• Doc Date: 3/21/2011
• Doc Name: South Facilities Area Operations Ditch And Culvert Designs
• Section_Exhibit Name: Exhibit 2.05.3-E2 Appendix 2.05.3-E2.G-2
• Media Type: D
• Archive: Yes

PIPE CULVERT ANALYSIS
CCi�PUTATION OF CULVERT PERFORMANCE CURVE
October 2, 1989
TRO1 - 10
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)
65.3 3.00 4.04 2.68 2.20 2.44 2.20 9.20
- ---------------------------------------- ---------
PIPE CULVERT ANALYSIS CCfvPUTER PROGRAM Version 1.5 Copyright (c)1986
Dodson & Associates, Inc., 7015 W. Tidwell, #107, Houston, TX 77092
(713) 895 -8322. All Rights Reserved.
20.5.3 -E2 -G -2.43
12/10.