2008-09-15_REPORT - C1981010

• Permit No: C1981010
• IBM Index Class Name: Report
• Doc Date: 9/15/2008
• Doc Name: Horse Pond Expansion Certification
• From: Trapper Mining Inc
• To: DRMS
• Permit Index Doc Type: Waste Pile/Fill Report
• Email Name: JDM
• Media Type: D
• Archive: No

SEDCAD 4 for Windows
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Structure Summary;
Immediate Total Peak Total Peak Peak
Contributing Contributing Discharge Runoff Sediment Sediment Settleable 24VW
Area Area Volume (tons) Conc. Conc. (ml/I)
(ac) (ac) (cfs) (ac-ft) (mg/1) (ml/1)
#1 158.128 158.128 63.91 6.16 2,386.5 461,356 204.46 112.91
#2 107.144 265.272 93.09 8.32 3,538.9 510,157 231.68 124.13
In 97.13 8.62 3,655.4 578,366 263.07 124.11
#3
20.183 285.455
Out 47.48 8.62 1,384.8 147,315 0.00 0.00
Filename: Horse Pond Expansion - As-built, 10 year, 24 hour event.sc4 Printed 09-12-2008