2009-10-06_PERMIT FILE - C1980005 ‎(18)‎

• Permit No: C1980005
• IBM Index Class Name: Permit File
• Doc Date: 10/6/2009
• Doc Name: Culvert Designs
• Section_Exhibit Name: Tab 07 Appendix 7-12 Appendix C
• Media Type: D
• Archive: No

~J
PIPE CULVERT ANALYSIS
~~UTATICN CF CULVERT PERFC~F2MANCE CURVE
October 2; 1939

•
pRGURAM INPUT GATA:
DESc~2IPTIGN VALUE
Culvert:Giameter (feet) .... .........................:. 1.'50
FHWA Chart Number (1,2 or 3) ............................ 2
Scale Number on +„hart (Type of Culvert Entrance)........
Manning's Roughness Coefficient" (n-value) .........:..:.. 0.0240
Entrance L:~ss Coeffi'cierit of Culvert ^pening............ 0.50
...
Culvert Length (feet) ............. .................... !00.0
Culvert Slope (feet per 'oot) ........................... O.G500
pRCC-RAM RESULTS:
Flow Tailwater Headwater ('ft) normal Critical Depth.at Outlet
Rate Depth Inlet Ctit'let Uepth Depth Outlet Velocity
(cfs) (ft)' ~:cntrol %cntrol (ft) (ft) (ft) (fps)
3.0 1.00- 0.99 -3.58 0.50. 0,66 0.50 5.89
PIPE ~)ULVEftT ANALYSIS ">OMPUTER PROGRAM Version 1,5 Copyright (c)1986
Dodson & Associates, Inc., 7015 W: Tidwell; #~07, HOus#,on; TX 77092
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