Hazardous Materials and Waste Management Division
Radiation Program
Energy Fuels Inc. Pinon Ridge Uranium Mill
Facility Operating Plan and Selected Mill Design Drawings
Appendix A - Process Control Philosophy
Appendix B - Process Design Criteria
Appendix C - Transport Vehicle Radiation
Screening and Decontamination Plan
Appendix D - Laboratory Operating and Safety
Plan
Figure 0-1 Site Location Map
Figure 0-2 Property Map
Figure 0-3 Site Plan
Figure 0-4 Milling and Process Area Key Map
Figure 0-5 Process Flow Sheet
Figure 1-1 Area 100 Ore Handling and Grinding
Figure 2-1 Area 200 Leaching
Figure 3-1 Area 300 CCD Thickeners and Waste
Disposal
Figure 4-1 Area 400 Uranium Solvent
Extraction (SX)
Figure 5-1 Area 500 Uranium Precipitation
Figure 6-1 Area 600 Vanadium Oxidation and
Solvent Extraction (SX)
Figure 7-1 Area 700 Vanadium Precipitation
Figure 8-1 Area 800 Reagents
Figure 9-1 Area 900 Utilities and Buildings
Figure 10-1 Area 1000 General Plant
General Arrangements
Overall Site Plan
Process Plant Area Key Plan
Process Plant Area Site Plan
Area 100
Ore Reclaim and Conveying Plan
Ore Reclaim and Conveying Section A-A'
Pulp Storage and Pre-leach Plan
Pulp Storage and Pre-leach Sections A-A', B-B' and
C-C'
Area 200
Grinding and Leach Building Plan
Grinding and Leach Building Section A-A'
Area 300
CCD Thickeners Area Plan
CCD Thickeners Area Sections A-A' and B-B'
Tailings Area Site Plan for Cell A1
Area 400
Uranium and Vanadium Solvent Extraction SX Building
Plan
Solvent Extraction Building - West Uranium SX Plan
Solvent Extraction Building - West Sections A-A' and
B-B'
Area 500
Precipitation and Thickening Area Plan
Precipitation and Thickening Area Section A-A'
Drying and Packaging Area Plan
Area 600
Solvent Extraction Building - East Vanadium SX and
Oxidation Plan
Solvent Extraction Building - East Vanadium SX and
Oxidation Plan Sections A-A' and B-B'
Solvent Extraction Building - East Vanadium SX and
Oxidation Plan Sections C-C' and D-D'
Area 700
Packaging Building Plan
Drying and Packaging Area Plans
Drying and Packaging Area Section A-A'
Precipitation and Thickening Area Section B-B'
Area 800
Reagents Unloading Building Plan
Reagents Outside Bulk Storage Tanks Plans
Area 900
Grinding and Leach Building Plan
Steam Boiler Building Plan
Change House and Laboratory Building Plan
Change House and Laboratory Building Elevations A
and B
Administration Building and Parking Lot Plan
Administration Building Elevations A, B, C and D
Warehouse and Shop Building Plan and Elevations A
and B
Truck Shop Building Plan and Elevations A and B
SX Building Plan and Elevation A
SX Building Elevations B and C
Packaging Building Plan
Packaging Building Elevation A
Packaging Building Elevation B
Guard House Plan and Elevations A and B
Grinding and Leach Building Elevation A
Grinding and Leach Building Elevation B
Grinding and Leach Building Elevation C
Grinding and Leach Building Elevation D
Process Flow Diagrams
Mechanical Equipment Symbols
Overall Water Balance
Intermittent Raw Water Flows
Area 100
Ore Handling and Grinding
Area 200
Pre-leach
Leach Train
Area 300
CCD Thickeners
Tailings Area
Area 400
Uranium SX Feed System and Extraction Train A
Uranium SX Extraction Train B Scrub and Strip
Area 500
Uranium Precipitation, Drying and Packaging
Uranium Filtering and Drying
Area 600
Vanadium Oxidation and SX Extraction Train A
Vanadium SX Extraction Train B Scrub and Strip
Area 700
Vanadium Precipitation
Vanadium Drying and Packaging
Area 800
Sulfuric Acid, Ammonia and Ammonium Sulfate
Sodium Hydroxide and Sodium Carbonate
Flocculant and Organics
Sodium Chlorite and Hydrogen Peroxide
Area 900
Water Storage
Boilers and Compressors
Fuel Storage
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