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Colorado Department of Public Health and Environment

Hazardous Materials and Waste Management Division
Radiation Program

Energy Fuels Pinon Ridge Project Geotechnical Designs

Files available on CD - some of these files are very large.  If you have problems downloading these files or the files are not available online, you may request a copy on CD by contacting Phil Egidi at 970-248-7162.

Transmittal Letter  October 9, 2008

Phase 2 Geotechnical Field and Laboratory Test Program

Report
Tables
Figures
Drawings
Appendix A  Workplan for Phase 2 Field Exploration Program
Appendix B  Geotechnical Field Exploration Program Results
Appendix C  Laboratory Test Results
Appendix D  Product Data Sheets
Appendix E  Liquefaction Evaluation
 

Tailings Cell Design Report

Report
Tables
Figures
Drawings
Appendix A  Alternative Liner Flow Comparison
Appendix B  GCL Compatibility Testing
Appendix C  Anchor Trench Evaluation
Appendix D  Tailings Underdrain System Design
Appendix E  Leak Collection and Recovery System Design
Appendix F  Action Leakage Rates
Appendix G Chemical Resistance Information
Appendix H Stability Evaluation
Appendix I   Tailings Cell Water Balance
Appendix J  Tailings Deposition Modeling
Appendix K  Site-wide Mass Balance
 

Evaporation Pond Design Report

Report
Tables and Figures
Drawings
Appendix A  Water Balance Evaluation
Appendix B  Action Leakage Rate
Appendix C  Water Fowl Protection System
Appendix D  Chemical Resistance Information
Appendix E  Leak Collection and Recovery System Design 
 

Ore Stockpile Pad Design Report

Report
Drawings
Appendix A  Cushion Material Thickness Calculation
Appendix B  East Stormwater Collection Pond Sizing Calculation
Appendix C  Stability Evaluation
Appendix D  Structural Concrete Design Calculations

Technical Specifications

Report