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2006 Subsidence and Geologic Field Observations <br />Box Canyon, 'Nest Flatiron, Apache Rocks. and South of Dude ld~mng Areas <br />separate panel blacks I ti. 19, iq and 31 (tu the north) tram panel bli+cks 33, 3?, and 34 (a+ the <br />,Huth 1. <br />1'he n~cktall lan<Isliilc i. thcrcti~rc located in ;tn area of maximum tensile stain, both due to mine <br />geometn and topography. It is in an area of high to eery high, nantrul r.+ckfall potcnlial (Map 31. <br />\Vith the exception of being more weathered in appearance, the mckGdl landslide area ha. nut <br />changed apprcriahh~ since Juh~ 30115, even though a change vvas discussed in the video ti,atagc <br />taken of the area (compare Figures 6 and 7; see vidruj 'fhe fall slide area located above and h+ <br />the Icli Ica>t~~anl) of the main rockfall'landslidc uppeure to he more evident than the _'tlu5 image <br />bec;uhr it na, t:+kcn from a point titrthcr wust and north of the 3ttlN, point, and therctbrc hid <br />nu+a ,~t Iha! :ur,+ t'rum view. <br />ti <br />o ).. t <br />1 :, <br />~,~ _.i1. <br />,., . <br />~+ ' ~~ ", ~+ ,i <br />I +gurc e. Snuth+~:uJ ve~c of a m.kt~(I landJ+dr :rrra m a ma.:rer sandxt.me chR ~,t the <br />t dw+ Creek Memtxr ut the Alrws~~nic Iv~m,,uum. the area r, located ~amr I.Kbu Ices <br />uhovc the vulgate n,ad ptllar> „( nunal lan~~,wall panel ?'_ the rxca~atcJ area ahu~c the <br />r,,ckFull hmdhd. area hipper nghu is x11311 ~_-u 5. <br />1331-032.750 Wnght Water Engineers, Inc. Page I1 <br />Decombor 2006 <br />