REP48857

• Permit No: C1982056
• IBM Index Class Name: Report
• Doc Date: 10/16/2003
• Doc Name: 1st Half 2003 Subsidence Report
• From: Twentymile Coal Company
• To: DMG
• Permit Index Doc Type: Subsidence Report
• Media Type: D
• Archive: No

TABLE 1: FIRST HALF 2003 SUBSIDENCE REPORT SURVEY MONITORING DATA
UNION PACIFIC RAILROAD
PANEL NO. 14

DELTA DELTA DELTA CUM. CUM. CUM. CUM.
DATE PT. ID. NORTH EAST ELEV. NORTH EAST ELEV. NORTH EAST ELEV. (Ft.) ELEV. (In.)

10!14/2002 M447 48868.600 32615.984 6714.854 0.000 0.000 0.000
12/3/2002 M447 48868.995 32615.599 6713.538 -0.024 -0.032 -0.012 0.395 -0.385 -1.316 -15.80
12/11/2002 M447 48868.900 32615.522 6713.123 -0.095 -0.077 -0.415 0.300 -0.462 -1.731 -20.77

10/22/2002 R448 48778.693 32549.692 6714.997 0.000 0.000 0.000
12/3/2002 R448 48778.974 32549.249 6713.609 -0.025 -0.059 0.025 0.081 -0.443 -1.388 -16.66
12/11/2002 R448 48779.036 32549.044 6713.413 0.062 -0.205 -0.196 0.143 -0.648 -1.584 -19.01
1/15/2003 R448 48778.855 32549.060 6712.992 -0.181 0.016 -0.421 -0.038 -0.632 -2.005 -24.06

10/14/2002 M448 48764.443 32603.003 6717.219 0.000 0.000 0.000
12/3/2002 M448 48764.749 32602.737 6716.568 0.052 -0.050 -0.010 0.306 -0.266 -0.651 -7.81
12/11/2002 M448 48764.654 32602.717 6716.150 -0.095 -0.020 -0.418 0.271 -0.286 -1.069 -12.83

10/22/2002 R449 48680.125 32532.175 6715.832 0.000 0.000 0.000
12/3/2002 R449 48680.238 32531.883 6714.756 -0.074 -0.044 0.009 0.713 -0.292 -1.076 -12.91
12/11/2002 R449 48680.285 32531.384 6714.516 0.047 -0.499 -0.240 0.160 -0.791 -1.316 -15.79
1115/2003 R449 48680.097 32531.693 6714.154 -0.188 0.309 -0.362 -0.028 -0.482 -1.678 -20.14

10/14/2002 M449 48667.864 32585.345 6721.979 0.000 0.000 0.000
12/3/2002 M449 48668.015 32585.173 6721.437 0.013 -0.015 0.010 0.151 -0.172 -0.542 -6.50
12/11/2002 M449 48667.925 32585.101 6720.999 -0.090 -0.072 -0.438 0.061 -0.244 -0.980 -11.76

10/22/2002 R450 48582.373 32509.207 6716.686 0.000 0.000 0.000
12/3/2002 R450 48582.574 32509.028 6715.695 -0.002 0.029 0.059 0.201 -0.179 -0.991 -11.90
12/11/2002 R450 48582.651 32508.801 6715.475 0.077 -0.227 -0.220 0.278 -0.406 -1.211 -14.53
1/15/2003 R450 48582.436 32508.598 6715.098 -0.215 -0.203 -0.377 0.063 -0.609 -1.588 -19.06

10/14/2002 M450 48567.971 32561.511 6723.049 0.000 0.000 0.000
12/3/2002 MM450 48568.176 32561.475 6722.578 0.029 -0.005 0.013 0.205 -0.036 -0.471 -5.66
12/11/2002 MM450 48568.028 32561.431 6722.256 -0.148 -0.044 -0.322 0.057 -0.080 -0.793 -9.52

SurveyDatalstHalf2003.x1s 6 10/13/2003