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Spring 2008 Subsidence and Geologic Field Observations <br />Box Canyon, Apache Rocks, and South of Divide Mining Areas <br />r? <br />?J <br /> <br /> <br />• <br /> <br /> ? r• <br />f 3, <br /> <br />? <br />l•? ? ? r <br />,.t J.? ?,?j ttww <br />(;pure 18 UIck zuiie I„c;3re?i i and Figure IJ. ih? n??r?':• ;, ;,,,it of Lra ck zone that <br />north of Crack 4 zone. The crack. which is as much as transects the road-drainage well pa d area to the <br />6 inches wide at a depth of 3 feet. transects the drill eastern edge of the cliff. <br />road area to the eastern edge of the cliff (Figure 19). <br />Uollirarl"on I)holograllhs for these five crack /..one, can he t•0unLI in hoth the spring and fall 2007 <br />suhsidcneC ?ru0niturin?k rcluorts. <br />5.5.2 Photographic Observation Point 1 <br />This location is at a sin-le methane drainage well site above "lined Lon-wall Panel 20. DLIC try <br />inCICnlcnt WCathcr (hlustering Winds illld snow sdualls). Oils ohscrvaticm location was not visited <br />Llurin1-1 the shrin,, 2008 field work. <br />5.5.3 Location 6 (Location 5 of the Fall 2007 Field Visit) <br />Cracks that Wcre initially uhscrved in 2006 in graLIC(I material for 19-01. 19-02. and 19- <br />03 and ahcwe the northeastern edge of mined Lon.g\vall Panel 11), are now nearIN co?nlhlelely <br />I1Calell and sealed. The drill site is C011str ICICCI INrinlw-ily in 5011 111d Cl?llM 111111 del'1\'Cd h-0111 the <br />• X331-032.790 Wright Water Engineers, Inc. Page 30 <br />August 2008