2013-07-29_PERMIT FILE - C1982056 ‎(4)‎

• Permit No: C1982056
• IBM Index Class Name: Permit File
• Doc Date: 7/29/2013
• Doc Name: COAL REFUSE DISPOSAL AREA EXPANSION
• Section_Exhibit Name: Exhibit 08EE Coal Refuse Disposal Area Expansion Drainage Designs
• Media Type: D
• Archive: No

• ATTACE MENT A
Table of Content
• Initial Fill Sequence Channel Design Hydrologic Inputs
• Postmine Channel Design Hydrologic Inputs,
• Postmine Channel RDA -1 System (includes Channels RDA -lb, RDA -lc, RDA -1d, RDA -le,
RDA -lf and RDA -3 and Bench Ditches BD -4L, BD -5L and BD -6L)
• Temporary Ditch RDA-4 (10 -year, 24 -hour storm event)
• Temporary Ditch RDA-4a (10 -year, 24 -hour storm event)
• Channel RDA- 4/RDA -5 System (100 -year, 24 -hour storm event [demonstration for Ditch
Design in case construction stops after Initial Fill Sequence])
• Postmine Channel RDA -5 System (includes Channels RDA -5a, RDA -5b and RDA -5c and
Bench Ditches BD -3, BD -4R, BD -5R and BD -6R)
• Postmine Channel RDA -6 (includes Bench Ditches BD -1 and BD -2)
• Postmine Channel RDA -7
• Temporary Ditch RDA -10 (10 -year, 24 -hour storm event)
• Temporary Ditch RDA- 11(10 -year, 24 -hour storm event)
CJ
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