PERMFILE64267

• Permit No: C1981024
• IBM Index Class Name: Permit File
• Doc Date: 12/11/2001
• Section_Exhibit Name: EXHIBIT 6 SEDIMENT POND REMOVAL INFORMATION
• Media Type: D
• Archive: No

Civil Software Design -- SEDCAD+ Version 3
Copyright (C) 1987-1990. Pamela J. Schwab. All rights reserved.
• Company Name:
Filename: A:\CCMCPST6
Date:
POST MINING W,
Storm: 3.00 inches, 10
Hydrograph
Greystone Development Consultants
User: CAB
09-17-1991 Time: 23:25:54
4TERSHED 3 (POND PARTICAL DIST.)
year-24 hour, SCS Type II
Convolution Interval: 0.1 hr
SUBWATERSHED/STRUCTURE INPUT/OUTPUT TABLE
-Hydrology-
Base- Runoff Peak
.'BS SWS Area CN UHS Tc K X Flow Volume Discharge

CCC ~~S~S (ac)
Z--~~
TC~-~- (hrs)
~~~J (hrs)
~S~ (cfs) (ac-ft) (cfs)
.11 1 -
17.65 69 M 0.475 0.000 0.000 0.0 0.99 5.77
111 2 25.25 69 M 0.136 0.000 0.000 0.0 1.41 13.30
Type: Null Label: RECLAIMED
.11 Structure 42.90 2.39
111 Total IN/OUT 42.90 2.39 17.32

SUBWATERSHED/STRUCTURE INPUT/OUTPUT TABLE
-Sedimentology-
SED: Sediment
SCp: Peak Sediment Concentration -
SSp: Peak Settleable Concentration
24VW: Volume Weighted Average Settleable Concentration - Peak 24 hours
24AA: Arithmetic Average Settleable Concentration - Peak 24 hours
PS
JBS SWS K L S CP Tt $ SED SCp SSp 24VW 24AA
(ft) ($) (hrs) (tons) (mg/1) (ml/1) (ml/1) (ml/1)
111 1 0.24 345.0 2.2 0.028 0.000 2 0.7
.: 111 2 0.24 590.0 2.3 0.140 0.000 2 7.9
Type: Null Label: RECLAIMED
111 Structure 8.6
111 Total IN/OUT 8.6 6473 5.40 2.18 0.67
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