2007-10-30_PERMIT FILE - C1982057A

• Permit No: C1982057A
• IBM Index Class Name: Permit File
• Doc Date: 10/30/2007
• Section_Exhibit Name: Tab 20 Attachment 20-1 Part 2
• Media Type: D
• Archive: Yes

SEDCAD 4 for Windows
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Seneca II-W Mine
Channel PM-1 System
10-Year, 24-Hour Storm Event
Channe/s PM-1, PM-1A, PM-1B & PM-~C
(Postmine Conditions)
TR-59
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Hydro-Environmental Solutions,~n~ ? ~ ~ O
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P.O. Box 772996 W __
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Steamboat Springs, CO 80477%~~S,'••....•~• ..•~ ~`~
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Filename: PM_1 TR59 08_07.sc4
Printed 08-21-2007
TR-59 20-1-134 Revised 08/07