REP22944

• Permit No: C1982056
• IBM Index Class Name: Report
• Doc Date: 4/15/2003
• Doc Name: 2nd Half 2002 Subsidence Report
• From: Twentymile Coal Company
• To: DMG
• Permit Index Doc Type: Subsidence Report
• Media Type: D
• Archive: No

TABLE 1: SECOND HALF 3002 SUBSIDENCE REPORT SURVEY MONITORING DATA
UNION PACIFIC RAILROAD
PANE! NO. 11

DELTA CUM. ELEV. CUM. ELEV.
GATE PT. ID. NORTH EAST ELEV. DELTA EAST DELTA ELEV. CUM. NORTH CUM. EAST ~ IN ~
NORTH (
~ (

10/14/2002 M431 50480.538 32823.222 8701.782 0.000 0.000 0.000
10/75/2002 M431 50480.500 32823.100 8701.838 -0.038 -0.722 0.076 -0.038 -0.122 0.078 0.912
10/1fi2002 M431 50480.440 32823.100 8701.749 -0.060 0.000 -0.089 -0.098 -0.122 -0.013 -0.758
10/22/2002 M431 50480.561 32823.723 6701.873 0.721 0.023 0.224 0.025 -0.089 0.211 2.532
10/23/2002 M431 50480.536 32823.151 8701.987 -0.025 0.028 0.011 0.000 -0.071 0225 2.700
1024/2002 M431 50480.802 32623.278 8707.954 0.088 0.085 -0.033 O.Ofie -0.008 0.192 2.304
10/25/2002 M437 50480.588 32823.185 8702.007 -0.018 -0.051 0.053 0.050 -0.057 0.245 2.9/0
10/28/2002 M431 50480.535 32823.748 8701.943 -0.051 -0.077 -0.084 -0.007 -0.074 0.781 2.172
10/27/2002 M431 50480.SSfi 32823.150 8701.9/4 0.021 0.002 0.001 0.020 -0.072 0.182 2.784
70/28/2002 M437 50480.573 32823.763 8701.957 0.017 0.033 0.073 0.037 -0.039 0.195 2.340
10/29/2002 M431 50480.490 32823.086 8701.973 -0.083 -0.097 0.016 -0.046 -0.138 0.211 2.532
70/30/2002 M431 50480.526 32823.077 8707.837 0.038 -0.075 -0.036 -0.070 -0.151 0.775 2.100
10/37/2002 M431 50480.490 32823.186 8701.905 -0.038 0.115 -0.032 -0.04fi -0.038 0.143 1.778
71/01102 M431 50480.529 32823.073 8702.006 0.039 -0.173 0.107 -0.007 -0.749 0.244 2.928
11/2/2002 M431 50680.579 32823.108 8701.948 0.050 0.035 -0.080 0.043 -0.714 0.184 2.208
17/42002 M431 50480.417 32822.981 8701.377 -0.762 -0.147 -0.575 -0.119 -0.281 -0.391 J.6B2
11/5/2002 M431 50480.371 32823.1D4 6701.977 -0.043 0.743 0.608 -0.162 -0.178 0.215 2.580
71/6/2002 M431 50480.480 32823.112 8702.177 0.108 0.008 0.19d -0.058 -0.710 0.108 4.908
17!7/2002 M437 50480.487 32823.190 8702.070 O.OW O.O7B -0.701 -0.049 -0.032 0.308 3.892
17/8/2002 M431 50480.592 32823.137 8702.075 0.105 -0.059 0.005 0.058 -0.091 0.373 3.756
11/10/2002 M431 50180.289 32823.243 8702.096 -0.303 0.712 0.021 -0.247 0.027 0.334 4.002
17/71/2002 M431 50480.148 32823.312 8702.772 -0.143 0.089 0.078 -0.380 0.080 0.410 4.976
11/12/2002 M431 50480.457 32823.072 8702.177 0.371 -0.300 0.005 -0.079 -0.270 0.475 4.980
17/1312002 M431 50480.581 32823.170 6702.758 0.109 0.758 -0.021 0.025 -0.052 0.394 1.732
11/14/2002 M437 50480.597 32823.181 8702.104 0.038 -0.009 -0.052 0.061 -0.081 0.342 4.109
71/78/2002 M431 50480.160 32823.353 8702.150 -0.737 0.793 0.046 -0.076 0.731 0.388 4.858
11/182002 Md31 50480.545 32823.382 8702.177 0.085 0.009 0.027 0.009 0.140 0.475 4.988
17/79/2002 M431 50480.469 32823.382 8702.187 -0.075 0.020 0.003 -0.087 O.t60 0.419 5.023
1120/2002 M431 50480.002 32823.350 8702.185 -0.488 -0.032 -0.018 -0.53d 0.728 0.103 4.834
11/21/2002 M431 50480.792 32823.203 8702.198 0.790 -0.148 0.033 0.258 -0.078 0.438 5.231
17/22/2002 M437 50480.694 32823.289 8702.198 0.703 0.088 -0.002 0.358 0.047 0.434 5.203
17/2312002 M431 50480.510 32823.309 8702.778 -0.385 0.040 -0.077 -0.028 0.087 0.358 4.274
11!24/2002 M437 50480.597 32823.223 8702.296 0.087 -0.086 0.778 0.081 0.001 0.539 8.107
77/25/2002 M/31 50480.378 32823.313 8702.325 -0.219 0.089 0.029 -0.758 0.091 0.563 8.755
11/28/2002 M431 soaeo.4zs 32823.383 8702.272 0.017 0.050 -0.113 -0.111 0.741 0.450 5.403
11/27/2002 M431 50479.853 32823.327 8702.180 -0.572 -0.035 -0.032 -0.883 0.705 0.418 5.075
12/3/2002 M437 50480.490 32823.220 6702.239 0.637 -0.107 0.058 -0.046 -0.002 0.477 5.727
12/11/2002 M431 50480.537 32823.088 8707.923 0.047 -0.732 -0.378 0.007 -0.134 0.181 7.832
1/152003 M437 50480.431 32823.028 8701.799 -0.108 -0.062 -0.724 -0.105 -0.196 0.037 0.444
SurveyData2ndHa112002 4 4/14Y2003