PERMFILE131380

• Permit No: C1981041A
• IBM Index Class Name: Permit File
• Doc Date: 6/16/2003
• Doc Name: TOC to Appendix 20-3
• Section_Exhibit Name: Tab 20 Subsidence Survey Monitoring & Control Plan
• Media Type: D
• Archive: Yes

Tab 20
Subsidence Survey Monitoring & Control Plan
• Table of Contents
Rule Description Page
2.05.6 Subsidence Survey Monitoring & Control Plan ..................... 20-1
List of Figures
20-1 Factors of Safety for Retreat Pillars
20-2 Subsidence Above Room and Pillar, etc.
20-3 Predicted Maximum Vertical Subsidence
20-4 Strain-Subsidence -Depth Relationship
List of Tables
20-1 Factors of Safety for Retreat Pillars
20-2 Predicted Maximum Vertical Subsidence with Respect to
Pillar Size and Depth
20-3 Tolerance of Structures to Differential Subsidence
20-4 Uniaxial Compressive Strength Tests - Cameo C Seam
List of Appendices
20-1 Protective Pillar Design for Ute Water Property
20-2 Angie of Draw Observations
•
20-3 Pillar Design Analysis
20-4 Subsidence Prediction
20-5 Colorado Ute Transmission Line Subsidence Predictions
20-6 Colorado Ute Notice to Proceed with Transmission Line Construction
20-7 Public Service of Colorado Transmission Line Reservations
20-8 Consequences of Subsidence on Powerlines
20-9 TransColorado Gas Transmission Company Letter Agreement
List of Exhibits
29 Roadside Mine Subsidence Monitoring Plan
30 Roadside Mine Subsidence Monitoring Plan
46 Man Made Features Map
48 Roadside Mine Subsidence Graphs
RS-21-018 Roadside Mine 2"" East Section Subsidence Monitoring Profile
RS-21-019 Roadside Mine 3rtl East Section Subsidence Monitoring Profile
RS-21-020 Roadside Mine Subsidence Monitoring Profile
RS-21-022 Roadside Mine Subsidence Monitoring Survey Points Location
RS-21-023 Roadside Mine Subsidence Monitoring Profile
RS-21-024 Roadside Mine Subsidence Monitoring Survey
North and South Line (A-Line)
RS-21-025 Roadside Mine Subsidence Monitoring Survey
North and South Line (C-Line)
RS-21-028 Roadside Mine Ute Waterline Subsidence Monitoring Profile
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12/02