PERMFILE112925

• Permit No: C1980005
• IBM Index Class Name: Permit File
• Doc Date: 12/11/2001
• Doc Name: Topsoil Management Plan & Schedule/Soil Survey Addition
• Section_Exhibit Name: TAB 09 ATTACHMENTS 9-1 AND 9-2
• Media Type: D
• Archive: No

• Table 9-1-1. Salvageable High Quality
(Good and Fair Cover Soil Rating) Topsoil From The
Proposed Mine Disturbance Areas.
Seneca Mine, Routt County, Colorado.
November 1980.
Soil Type Soil Horizon Total Adjusted
Map Series Area Salvage Depth (Feet) Volume Volumel
Na. Name (Acres) A B C (Acre-Feet) (Acre-Feet)
35E2 Aaberg 51.7 0.7 0 0 36.2 34.4
35F Aaberg 0.2 0.7 0 0 0.1 0.1
AW Alluvium 11.6 0.8 4.2 0 58.0 55.1
lOD Binco 29.4 0.7 0 0 20.6 19.6
l0E Binco 16.3 0.7 0 0 11.4 10.8
lOF Binco 0.4 0.7 0 0 0.3 0.3
99 Cryoborolls 4.8 1.5 1.8 0 15.8 13.4
66C Skylick 17.4 2.7 0 0.7 59.2 56.2
66D Skylick 48.5 2.7 0 0.7 164.9 156.2
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66E Skylick 100.5 2.2 0 0.3 251.2 238.6
66F Skylick 12.5 2.2 0 0.3 31.3 29.7
XSC Splitro-Winevada 75.6 2.0 0 0 151.2 136.1
X8D Splitro-Winevada 426.5 2.0 0 0 853.0 767.7
XSE Splitro-Winevada 186.8 1.5 0 0 280.2 252.2
X8F Splitro-Winevada 4.0 1.5 0 0 6.0 5.4
TOTAL 986.23 -- -- -- 1939.4 1775.8
1 This adjusted volume figure accounts for unsuitable topsoil inclusions such as
sandstone or shale outcrops and coarse fragment contents >35-40%.
2 The slope designations are: A:0-3%; B:0-5%; C:5-10%; D:10-20%; E:20-40%; F:>40%
3 Disturbed area during July 1976 to November 1980 totalled 533.8 acres.
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