2002-05-13_PERMIT FILE - C1981041 ‎(7)‎

• Permit No: C1981041
• IBM Index Class Name: Permit File
• Doc Date: 5/13/2002
• Doc Name: Colorado Ute Transmission Line Subsidence Prediction
• Section_Exhibit Name: TAB 20 Appendix 20-5
• Media Type: D
• Archive: No

TABLE 6. Maximum Predicted Tower Foundation
• Subsidence Effects from Longwall Mining Under
Previously Subsided Ground
Mining Single Longwall Panel Multiple Longwall Panels
Depth Potential Diagonal Tilt Potential Diagonal Tilt
(ft) Shortening Extension (min) Shortening Extension (min)
(ft) (f t) (ft) (ft)
1200 0.26 0.16 40.0 0,17 0.22 56.7
1500 0.18 0.07 22.3 0,14 0.18 45.4
1600 0.16 0.07 18.4 0.13 0.17 42.5
2000 0.10 0.04 9.5 0.10 0.13 34.0
2400 0.07 0.02 5.5 0.09 0.11 28.4
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