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Subs~denco Fold Observatbna <br />Wdst Elk Mine <br />July 22.24, 2003 <br />Location I I: <br />This point is located at a north-south trending, irregular crack that transects a tank trap. <br />• The crack, as much as 0?5 inch wide and about 2O feet long, is located at the same place as a <br />crack of similar lrcnd, extent, and width that appeared prior to mining in the area. <br />• The crack is Icxatcd above the appraximatc mid point of mined-out langwall Panel I3A. The <br />overburden depth to the B-Scam is I,'_00 feet. <br />• The crack that appeared prior !o mining in the area disappeared when mining occurred. Evow <br />this crack appears 3 to 4 years af[er mining is complete. <br />• The creek mast likely is caused by tension due to lateral gravity movemenu to the east and to <br />[qtr ~VC'~I ~~li Ihi~ tilrcj~ I:dYC. <br />... ' <br />.t-.~j'1~. c" <br />VK.'fY~~ I~"~ ~• <br />.. i;~:. f~.~ <br />`w~'1~.j <br />1 <br />~' `I! ~ -' -~~ r 1!' I <br />~I <br />r•, Iii <br />y: <br />~. <br />:.fir:;: , r,' ..,;~ :,~ <br />4.3.2 Traverse 0-0' <br />I'ravcrse O-O' is a foot traverse beginning at the fork in two old drill roads about SW feet south <br />~f Paint N near Apache Racks and ends near Drill f-sale S0~1-4G. <br />831.032.610 Wright Water Engineers, Ine. Page 27 <br />September 2003 <br />