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SubTerra, Inc. Twentymile Coal Company 6/25/2014 <br />Wolf Creek Seam Extraction <br />Table 2: Predicted Subsidence and Gradient Change Along Fish Creek <br />Section <br />No. <br />East <br />(ft) <br />North <br />(ft) <br />Elevation <br />(ft) <br />Distance <br />From <br />200 <br />(ft) <br />Predicted <br />Subsided <br />Elevation <br />(ft) <br />Initial <br />Gradient <br />Gradient <br />Predicted <br />Subsided <br />Gradient <br />> 0.08 <br />1234 <br />29833 <br />47240 <br />6644.92 <br />27756 <br />6639.93 <br />0.020 <br />0.036 <br />1235 <br />29853 <br />47245 <br />6646.11 <br />27776 <br />6641.13 <br />-0.060 <br />-0.060 <br />1236 <br />29866 <br />47259 <br />6644.65 <br />27800 <br />6639.58 <br />0.062 <br />0.065 <br />1237 <br />29858 <br />47284 <br />6645.50 <br />27828 <br />6640.26 <br />-0.030 <br />-0.024 <br />1238 <br />29846 <br />47300 <br />6646.10 <br />27846 <br />6640.72 <br />-0.034 <br />-0.026 <br />1239 <br />29850 <br />47323 <br />6644.65 <br />27859 <br />6639.20 <br />0.109 <br />0.114 <br />1240 <br />29870 <br />47328 <br />6644.96 <br />27876 <br />6639.52 <br />-0.019 <br />-0.019 <br />1241 <br />29891 <br />47312 <br />6645.04 <br />27893 <br />6639.69 <br />-0.005 <br />-0.010 <br />1242 <br />29904 <br />47285 <br />6646.28 <br />27922 <br />6641.13 <br />-0.043 <br />-0.050 <br />1243 <br />29916 <br />47271 <br />6646.46 <br />27942 <br />6641.43 <br />-OM9 <br />-0.015 <br />1244 <br />29937 <br />47253 <br />6645.64 <br />27969 <br />6640.95 <br />0.031 <br />0.018 <br />1245 <br />29942 <br />47238 <br />6645.37 <br />27983 <br />6640.89 <br />0.019 <br />0.004 <br />1246 <br />29954 <br />47222 <br />6645.43 <br />28006 <br />6641.17 <br />-0.002 <br />-0.012 <br />1247 <br />29971 <br />47217 <br />6644.51 <br />28028 <br />6640.34 <br />0.043 <br />0.039 <br />1248 <br />29998 <br />47221 <br />6645.50 <br />28053 <br />6641.36 <br />-0.039 <br />-0.040 <br />1249 <br />30031 <br />47242 <br />6645.64 <br />28095 <br />6641.43 <br />-0.003 <br />-0.002 <br />1250 <br />30035 <br />47258 <br />6644.78 <br />28119 <br />6640.46 <br />0.035 <br />0.040 <br />1251 <br />30017 <br />47275 <br />6643.91 <br />28147 <br />6639.29 <br />0.031 <br />0.042 <br />1252 <br />29996 <br />47278 <br />6644.80 <br />28167 <br />6640.05 <br />-0.045 <br />-0.038 <br />1253 <br />29989 <br />47300 <br />6644.18 <br />28183 <br />6639.13 <br />0.039 <br />0.058 <br />1254 <br />29997 <br />47330 <br />6645.67 <br />28212 <br />6640.44 <br />-0.051 <br />-0.045 <br />1255 <br />30006 <br />47352 <br />664529 <br />28236 <br />6639.95 <br />0.016 <br />0.021 <br />1256 <br />30008 <br />47369 <br />6645.19 <br />28255 <br />6639.77 <br />0.006 <br />0.009 <br />1257 <br />29995 <br />47382 <br />6644.51 <br />28277 <br />6639.04 <br />0.031 <br />0.033 <br />1258 <br />29974 <br />47385 <br />6645.94 <br />28298 <br />6640.44 <br />-0.070 <br />-0.068 <br />1259 <br />29952 <br />47394 <br />6645.80 <br />28319 <br />6640.24 <br />0.007 <br />0.009 <br />1260 <br />29942 <br />47404 <br />6644.72 <br />28336 <br />6639.12 <br />0.064 <br />0.066 <br />1261 <br />29921 <br />47395 <br />6643.81 <br />28360 <br />6638.22 <br />0.039 <br />0.038 <br />1262 <br />29888 <br />47402 <br />6643.64 <br />28384 <br />6637.99 <br />0.007 <br />0.009 <br />1263 <br />29896 <br />47427 <br />6644.08 <br />28399 <br />6638.37 <br />-0.029 <br />-0.025 <br />1264 <br />29921 <br />47434 <br />6643.79 <br />28415 <br />6638.08 <br />0.018 <br />0.018 <br />1265 <br />29943 <br />47443 <br />6645.47 <br />28443 <br />6639.76 <br />- 0.061 <br />-0.061 <br />1266 <br />29965 <br />47438 <br />6645.43 <br />28461 <br />6639.75 <br />0.002 <br />0.0+00 <br />1267 <br />29983 <br />47431 <br />6645.23 <br />28482 <br />6639.59 <br />0.010 <br />0.008 <br />1268 <br />30002 <br />47440 <br />6644.27 <br />28510 <br />6638.63 <br />0.035 <br />0.035 <br />1269 <br />30009 <br />47460 <br />6644.95 <br />28533 <br />663926 <br />-0.030 <br />-0.027 <br />1270 <br />30000 <br />47484 <br />6645.23 <br />28560 <br />6639.48 <br />-0.010 <br />-0.008 <br />1271 <br />29988 <br />47496 <br />6644.07 <br />26581 <br />6638.30 <br />0.056 <br />M57 <br />1272 <br />29970 <br />47493 <br />6645.17 <br />28599 <br />6639.40 <br />-0.059 <br />-0.059 <br />1273 <br />29944 <br />47502 <br />6644.57 <br />28626 <br />6638.79 <br />0.023 <br />0.023 <br />1274 <br />29926 <br />47525 <br />664420 <br />28644 <br />6638.45 <br />0.019 <br />0.018 <br />1275 <br />29928 <br />47544 <br />6643.88 <br />28665 <br />6638.14 <br />0.016 <br />0.015 <br />1276 <br />29941 <br />47564 <br />6643.95 <br />28682 <br />6638.23 <br />-0.004 <br />-0.005 <br />1277 <br />29958 <br />47570 <br />6645.23 <br />28707 <br />6639.51 <br />-0.050 <br />-0.050 <br />1278 <br />29972 <br />47583 <br />6644.34 <br />28722 <br />6638.63 <br />0.059 <br />0.058 <br />1279 <br />29977 <br />47606 <br />6644.62 <br />28747 <br />6638.94 <br />-0.011 <br />-0.012 <br />1280 <br />29981 <br />47624 <br />6644.04 <br />28766 <br />6638.41 <br />0.031 1 <br />0.028 <br />Jan 2014 NMD Subsidence Prediction Rev 25.xls: Table 2 PM: 2013 -26 <br />