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June 07, 2004 <br />Bowie No. 2 Mine Subsidence <br />Survey May 2004 <br />LINE-30 South of Longwall Panels WD-1 and WD-2 <br />'~ STA Date Node # Northing <br />30-A ~~lov 2002 1870 20696.49 <br /> ,/May 2004 2171 20696.39 <br />30-B / Nov 2002 1871 20128.78 <br /> /May 2004 2172 20128.84 <br />30-C 'f Nov 2002 1872 19743.01 <br /> J May 2004 2173 19742.98 <br />30-D ~ Nov 2002 1873 19429.33 <br /> / May 2004 2174 19429.31 <br />Change in position: Nov 2002 -+ May 2004 <br />Fasting Elevation Description <br />31544.63 7285.59 REBAR+CAP <br />31544.78 7285.75 <br />31598.90 7187.31 REBAR+CAP <br />31598.99 7187.55 <br />31688.01 7208.60 REBAR+CAP <br />31688.09 7208.71 <br />31627.13 7234.04 REBAR+CAP <br />31627.17 7234.22 <br />POINT # SURVEY # <br />Nov 2002 - M 2004 BEARING DISTANCE ELEV <br />30-A 1870 - 2171 S 57°30' E 0.17 + 0.16 <br />30-B 1871 - 2172 N 55°11' E 0.11 + 0.24 <br />30-C 1872 - 2173 S 70°08' E 0.09 + 0.11 <br />30-D 1873-2174 S 65°46' E 0.04 + 0.18 <br />In 2004, Cragg Surveying will conduct additional surveys of the subsiderxx network, <br />through the existing points shown in this report, and establish new points as necessary <br />If you have any questions, please call. <br />5~~.~.,,b~~ <br />Stephen B. Cragg <br />I• <br />S1-10 <br />