PERMFILE118993

• Permit No: C1980006A
• IBM Index Class Name: Permit File
• Doc Date: 12/11/2001
• Doc Name: DRAINAGE & SEDIMENT CONTROL PLAN
• Section_Exhibit Name: EXHIBIT 42
• Media Type: D
• Archive: Yes

Civil Software Design -- SEDCAD+ Version 3.1
Copyright (C) 1987-1992. Pamela J. Schwab. All rights reserved.
• Company Name: ACZ, INC.
Filename: D:\TOM\KERR\BDITCH2 User: TEL
Date: 04-22-1993 Time: 15:11:05
KERR COAL ?SINE SAFETY BERM DITCH 2
Storm: 1.70 inches, 10 year-24 hour, SCS Type II
Hydrograph Convolution Interval: 0.1 hr
SUBWATERSHED/STRUCTURE INPUT/OUTPUT TABLE
-Hydrology-
JBS SWS
111 1
111 Structure
----------------
111 Total IN/OUT
Area CN
(ac)
1.00 90
Type: Null
1.00
1.00
Sase-
UHS Tc K X Flow
(hrs) (hrs) (cfs)
--------------------------
F 0.069 0.000 0.000 0.0
Label: SAFETY BERM DITCH 2
Runoff Peak
Volume Discharge
(ac-ft) (cfs)
0.07 0.86
0.07
--------------
0.07 0.88
•

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