PERMFILE59493

• Permit No: C1981010
• IBM Index Class Name: Permit File
• Doc Date: 12/11/2001
• Doc Name: OVERBURDEN CHARACTERISTICS
• Section_Exhibit Name: APPENDIX I Section 1.0
• Media Type: D
• Archive: No

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~.' .' ATTACHMENT 6
Table of Contents
1. Introduction
2. Evaluation of topsoil
2.1 Description of soils
Map of major soils
2.2 Chemical properties
2.3 Physical properties
2.4 Erosion hazard of disturbed topsoil
2.5 Value of topsoil in reclamation
2,6 Depths of topsoil associated with various kinds
of vegetation
3. Evaluation of overburden
• 3.1 Emission spectrographic scan of core samples
(`,:' 3.2 Chemical properties
4. Results of artificial weathering of selected samples
4.1 Particle size distribution
4.2 Water content, Hydraulic conductivity and settling
volume
4.3 Chemical properties
5. Conclusion and recommendations
6. Appendix
6.1 Letter of submittal from Colo. School of Mines
Research Foundation
6.2 Laboratory data on overburden drill core samples
and soil samples
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