PERMFILE131248

• Permit No: C1992081
• IBM Index Class Name: Permit File
• Doc Date: 6/19/2006
• Doc Name: Ditch and Culvert Design
• Section_Exhibit Name: Tab 12 Attachment 12-1A
• Media Type: D
• Archive: No

Civil Software Design -- SEDCAD+.Version 3.1
Copyright (C) 1987-1992. Pamela J. Schwab. All rights reserved.
Company Name: Peabody Coal Company .
Filename: C:\SEDCAD3\HGL\D5E User: TJW
Date: 12-13-1993 Time: 12:40:35
DITCH 5 - HAYDEN GULCH TERMINAL INC.
Storm: 1.60 inches, 10 year-24 hour, SCS Type II
Hydrograph Convolution Interval: 0.1 hr'
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NON-POND STRUCTURE INPUT/OUTPUT TABLE
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J1, B1, S1
DITCH 5
Drainage Area from J1, B1, S1, SWS(s)1: 1.1 acres
Total Contributing Drainage Area: 1.1 acres
MATERIAL: FINE GRAVEL
Triangular Earthen Channel
Limiting Variable: Velocity = 5.000 fps
Sediment-laden Water
Design Bottom Manning's
Discharge Width ZLeft ZRight Slope n
(cfs) (ft) (%)
i
0.83 2.0:1 2.0:1 4.0 0.020 .
Top Hydraulic Froude
Depth Velocity Width Radius Number
(ft) (fps) (ft)
----------------------------------------------
0.32 4.06 1.3 0.142 1.79
w/ Freeboard: 0.62 2.5
Runoff Peak
Volume Discharge
(ac-ft) (cfs)
IN/OUT 0.06 0.83