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Table 1 <br />(Not Intended to be included in the Permit Application) <br />South Taylor Pit Projected Mining Thickness for E/ D2 Seam <br />Panel <br />Max <br />Depth <br />(feet) <br />feet <br />Min <br />Depth <br />feet <br />(feet) <br />Design Depth = <br />75 max +,25 Min. <br />( ( ) ( )) <br />Depth <br />Used <br />(feet ) <br />Mining <br />Thickness <br />feet <br />(feet) <br />Web <br />Pillar <br />(inches) <br />Inches <br />Barri <br />er <br />Pillar <br />(feet) <br />Web Barrier <br />Pillar Pillar <br />feet feet <br />(feet) (feet) <br />D/H >= 6.3 <br />Probability of <br />Subsidence <br />1 <br />170 <br />120 <br />157.5 <br />160 <br />9 <br />87.0 <br />16.9 <br />7.25 <br />16.9 <br />17.78 <br />1.5% <br />2 <br />170 <br />130 <br />160 <br />160 <br />9 <br />87.0 <br />16.9 <br />7.25 <br />16.9 <br />17.78 <br />1.5% <br />3 <br />160 <br />140 <br />155 <br />160 <br />9 <br />87.0 <br />16.9 <br />7.25 <br />16.9 <br />17.78 <br />1.5% <br />4 <br />150 <br />130 <br />145 <br />150 <br />9 <br />87.0 <br />15.6 <br />7.25 <br />15.6 <br />16.67 <br />2.0% <br />5 <br />150 <br />120 <br />142.5 <br />145 <br />9 <br />87.0 <br />14.9 <br />7.25 <br />14.9 <br />16.11 <br />2.3% <br />6 <br />190 <br />110 <br />170 <br />170 <br />9 <br />87.0 <br />18.3 <br />7.25 <br />18.3 <br />18.89 <br />1.2% <br />7 <br />200 <br />140 <br />185 <br />190 <br />13 <br />125.0 <br />24.8 <br />10.42 <br />24.8 <br />14.62 <br />3.3% <br />8 <br />240 <br />130 <br />212.5 <br />215 <br />16 <br />154.0 <br />32.0 <br />12.83 <br />32.0 <br />13.44 <br />4.6% <br />9 <br />240 <br />170 <br />222.5 <br />225 <br />17 <br />164.0 <br />34.8 <br />13.67 <br />34.8 <br />13.24 <br />4.9% <br />10 <br />250 <br />210 <br />240 <br />240 <br />17 <br />164.0 <br />37.7 <br />13.67 <br />37.7 <br />14.12 <br />3.8% <br />11 <br />280 <br />170 <br />252.5 <br />255 <br />11 <br />106.0 <br />32.9 <br />8.83 <br />32.9 <br />23.18 <br />0.5% <br />12 <br />280 <br />170 <br />252.5 <br />255 <br />11 <br />106.0 <br />32.9 <br />8.83 <br />32.9 <br />23.18 <br />0.5% <br />13 <br />280 <br />190 <br />257.5 <br />260 <br />9 <br />97.0 <br />30.5 <br />8.08 <br />30.5 <br />28,89 <br />0.2% <br />14 <br />290 <br />200 <br />267.5 <br />270 <br />8.5 <br />98 <br />31 <br />8.17 <br />31.0 <br />31.76 <br />0.1% <br />