2013-09-16_PERMIT FILE - C1982057 ‎(4)‎

• Permit No: C1982057
• IBM Index Class Name: Permit File
• Doc Date: 9/16/2013
• Doc Name: Culvert Calculations ‎(Pgs 13-7-1 to 13-7-170)‎
• Section_Exhibit Name: Tab 13 Attachment 13-7
• Media Type: D
• Archive: No

III 1111111111111111
999
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5 1E ATTACHMENT 13-7
CULVERT CALCULATIONS
Seneca II-W Mine
Routt County, Colorado
by
u
SENECA COAL COMPANY
Doc Date:12/11/2ool
/ /
JUL 311998
s
Revised 08/03/98