Laserfiche WebLink
Exhibd 60C <br />Subsafenoe Evaiuauon and 2004 Geo~ogic Hazard F~etd Observations <br />West Fla'~rOn Laase Area <br />• <br />8.1 Location 1 <br />Location I is about I.'_00 feet vest of the western boundan of the \\`est f latiron L.r:ase area and <br />about 500 leer north of its southern boundary. The point is located above the. barrier pillar <br />between mined long~call panel 22 and un-mined longwall panel'_ 1. It is located near the cast rim <br />of \~ est Flatiron at the top of the Ohio Creek \lember of the '+icsas crdc Ponnation (\1ap 11• <br />l~he estimated natural rcukfall potential in the clilT area is localh high fur the upper 200 to 300 <br />leer on the .vest side of the \1'cst Flatiron Lease area, and moderate for the less steep slopes <br />hch~~~ cliRb and ledges tFigurc ±). <br />n <br />U <br />Flgura 3. Northwartl wew along the east-facing cliffs of West Flatiron from Local~on t The eft edge of <br />image is the approximate boundary of the West Flabron Lease area to the east and the Box Canyon <br />mmmg area to the west. The rockfall potential ~s h;gh where rocks have loosened up along lo~nts and <br />fractures (as the perched rocks In the right m~dtlle ground). <br />• <br />A3 t-032 fi50 Wrigrt Water Erg,nears. tnc Pago 59 <br />November 200a <br />