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Seam Longwall Subsidence Page ~ August 17, 1998 <br />CJ <br />Table 6. Maximum surface subsidence and horizontal strain predictions for multiple adjacent <br />longwall panel mining, assuming that no gateroad pillars are present. <br />Panel Virgin Panel Local Local Local Local Local Local Max Horizontal Strain <br />Ident Ground Width Panel Panel Profile Max Sma,/ Tens. Strain Comp. Strain <br /> Yes or (ft) Depth Width/ Panel Sub Depth Factor Value Factor Value <br /> No (ft) Depth Corr. S„~x x 106 +E (CIE) -E (~CLE) <br /> Ratio Factor (ft) <br /> Panel Group #1, #2 and #3 <br />Finall No 2220 1010 2.198 0.900 10.800 10693 0.65 6950 0.51 5453 <br />Fina12 No 677m 1305 1.701 0.900 12.510 9586 0.65 6231 0.51 4889 <br />Fina13 No 1360 1.632 0.900 13.660 10191 0.65 6629 0.51 5197 <br />E Side No 1000 2.220 0.900 10.350 10350 0.65 6728 0.51 5276 <br />E Side No 1500 1.980 0.895 12.530 8353 0.65 5929 0.51 9260 <br />E Side Yes 2000 1.110 0.870 11.354 5677 0.65 3690 0.53 3009 <br />E Side Yes 2500 0.888 0.820 6.856 3592 0.65 2302 0.60 2125 <br />W Side No 1500 1.980 0.895 14.997 9965 0.65 6477 0.51 5082 <br />W Side No 1500 1.980 O.B95 14.678 9785 0.65 6360 0.51 9990 <br />W Side No 1500 1.980 0.895 13.067 8711 0.65 5662 0.51 9443 <br />W Side Yes 2000 1.110 0.870 11.275 5636 0.65 3665 0.53 2988 <br />W Side Yes 2500 0.888 0.820 8.856 3542 0.65 2302 0.60 2125 <br />Start3 Yes 2540 0.879 0.815 8.802 3965 0.65 2252 0.63 2183 <br />Start2 Yes 2550 0.871 0.812 6.770 3439 0.65 2235 0.69 2201 <br />Startl Yes 2590 0.874 0.815 8.802 3465 0.65 2252 0.62 2148 <br />33 <br />