2010-05-07_PERMIT FILE - C2009087 ‎(46)‎

• Permit No: C2009087
• IBM Index Class Name: Permit File
• Doc Date: 5/7/2010
• Doc Name: Post Mine Ditch and Culvert Designs pgs 312 to 441
• Section_Exhibit Name: Exhibit 2.05.3-E2 Appendix 2.05.3-E2.H-1
• Media Type: D
• Archive: No

PIPE CULVERT ANALYSIS
C', MUTATION OF CULVERT PERFORMANCE CURVE
October 2, 1989
PROGRAM INPUT DATA:
DESCRIPTION VALUE
Culvert Diameter (feet) ................................. 2.00
FHWA Chart Nur'ber (1,2 or 3) ............................ ''
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) .... ............................... 106.0
Culvert Slope (feet per foot ) ........................... 0.0500
PROGRAM RESULTS:
Flow Tailwater Headwater (ft) Normal Critical Depth at Outlet
Rate Depth Inlet Outlet Depth Depth Cutlet Velocity
(cfs) (ft) Control Control (ft) (ft) (ft) (fps)
- - -w 3.6 1.00 0.96 - 3.84 0.49 0.67 0.49 6.04
---------------------- - - - - -- ------------------------
----------------------------- -
PIPE CULVERT ANALYSIS CCMPUTER 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.H.359 12/09