1988-04-18_PERMIT FILE - C1981008A ‎(2)‎

• Permit No: C1981008A
• IBM Index Class Name: PERMIT FILE
• Doc Date: 4/18/1988
• Doc Name: Sedimentation Pond 002
• Section_Exhibit Name: Tab 13 Attachment C
• Media Type: D
• Archive: Yes

TABLE 2 (Cont. )
Hydrologic
Hydrologic Soil Group
Land Use - Vegetation Type Condition B C D
Gravel Roads Average 85 89 91
Dirt Roads Average 82 87 89
Reclaimed Areas
Herbaceous Pre-Law (1977) Average 80 87 --
Herbaceous Post-Law (1977) Average 71 81 --
TABLE 3
Sedimentation Pond Design - Soils Information
Nucla Mine, Colorado
Soil Type Hydrologic "k"
or Area Soil Group Factor
18/F-2 D 0.14
5810/2B-1 B 0.17
5810/7C-2 B 0.17
5810E/D-2 B 0. 17
5810I/3B-2 B 0.17
5810I/7C-1 B 0. 17
9904/D-1,2 D 0.22
9904/F-2 D 0.22
Reclaimed C 0.25
Active Pit + Spoil Piles C 0.21
Non-topsoiled Regraded Spoil C 0.23
Topsoil Removed D 0.32
*Soil information included for Technical Revision (existing pits) and
Permit Revision (scraper pits) . Source: Gary Wendt, Soil Scientist,
Peabody Coal Company (September 15, 1986) .
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