PERMFILE48892

• Permit No: C1982057A
• IBM Index Class Name: Permit File
• Doc Date: 10/14/2003
• Doc Name: Culvert Calculations
• Section_Exhibit Name: Tab 13 Attachment 13-7
• Media Type: D
• Archive: Yes

PIPE CULVERT ANALYSIS
ON OF CULVERT PERFORMANCE CURVE
June 3, 1995
SENECA II-W MINE
CULVERT $RC-F3 (REVISED)
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PROGRAM INPUT DATA:
DESCRIPTION VALUE
Culvert Diameter (feet) ................................. 4.00
FBWA Chart Number (1,2 or 3) ............................ 2
Scale Number on Chart (Type of Culvert Entrance)........ 3
Meaning's Roughness Coefficient (a-value) ............... 0.0240
Entrance Loss Coefficient of Culvert Opening............ 0.50
Culvert Leaqth (feet) ................................... 80.0
Culvert Slope (feet per foot) ........................... 0.0500

PROGRAM RESULTS:
Flow Tailwater Headwater (ft) Normal Critical Depth at Outlet
Rata Depth Ialat Outlet Depth Depth Outlet Velocity
(cfs) (ft) Control Control (ft) (ft) (ft) (fps)
96.5 0.10 5.57 2.08 2.13 2.98 2.13 14.20
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PIPE CULVERT ANALYSIS COMPUTER PROGRAM Version 1.7 Copyright (c)1986
Dodson b Associates, Inc., 5629 FM 1960 W., ,0314, Houston, TE 77069
[phone]. All Rights Reserved.

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