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-. ~a <br />POWDERHORN <br />COAL COMPANY <br />II I II III III III III ~~ <br /> <br />sss <br />P.O. Box 1930 <br />Palisatle. Coloratlo 61526 <br />(303) 4697951 <br />Fax (303)464-7761 <br />June 13, 1995 <br />x.. <br />•• <br />Mr. H. Robert Moore ~;..~„ :1995 <br />State Director - - • ~ - <br />Bureau of Land Management - _~;'.Geolo <br />2850 Youttgsficld Strcct ~'•;• • `" <br />Lakewood, CO 80215-7076 t-'' "`''•"~" "' <br />Rc: Minine Schedule Notification, FCL C-01538, C-024998 and C-029889 <br />Dear Mr. Moore: <br />Powderhorn Coal Company owns and operates the Roadside North and South Portal operations located <br />in Dcbeque Canyon approximately 3%z miles northeast of Palisade, Colorado. Operation of the mine is <br />conducted in accordance with provisions of our Mining and Reclamation Permit No. C-81-041 and in <br />accordance with rules set forth in the Regulations of the Colorado Minc Land Reclamation Division. <br />This notice is to confirm and update previous information regarding underground mining under portions <br />of I3LM property. <br />Mining location - Lols 15 through 20 Section 1 and Scaion 12, T.I IS., R.9RW., 6PM; and S'rz <br />Secuon 21 and S%: Section 20. T.IOS.. R.9RW., 6PM. <br />2. Date of mining activities that could cause subsidence and affect specific stmcturcs -Curren <br />projections I'or this area include mining during the rest of 1995. Subsidenm may have been <br />ocwmng in Section 12 since 1991 and is expected to continue. Due to a more limited extraction <br />ratio, subsidence is Iess likely to occur in Sections I and Z 1. tf it does occur, it could start near <br />the end of 1995. <br />3. Measures taken to prevent or control adverse surface aliects -The roof control practice of partial <br />piltanng and devciopmcnt mining only will nurumiu: the surlscc atT r,:: of subsidence. Aso <br />mining extraction under Cottonwood and Rapid Creeks is limited l0 50"/" by our Mining and <br />Reclamation Permit to prevent disturbance to these drainages. There arc no known structures <br />within the areas listed in Item I that rcyuirc any greater protection. <br />if you have any questions, please contact me at (303) 464-7951. <br />Sinccrcl , <br />Larry ' . Rcschkc <br />Engt ccr <br />cc: Dan Mathews. DMG <br />