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;~ <br />KA/SER <br />STEEL <br />~~ <br />• iii iiiiiiiiiiiiiiii <br />999 <br />Ka15ER STEEL LORPORaiIOH <br />CORPORATE OFFIG ES <br />BA00 GHERR~ AVEN^E ~ P O. BO> 6C50 ~ FONTi NA, G4 UFpRNIA 91?]5 <br />p1Q ]565199 ~ )FEES: ]SJt69 KA SER STEEL ~ RA PICOM' pia 82915]] ~ iELECOPIER. OL1 ]565150 <br />April 25, 1986 <br />l'. ~I 2 rr <br />MAY 2 1980 <br />Mr. Thomas Schreiner A11ir'~FC' l~eiii~ f~Cv~;~.;;?;~iivi~7 <br />Reclamation Specialist Colo. Dept. of i!'3i+s!al Hescurce~ <br />Mined Land Reclamation Division <br />423 Centennial Building <br />1313 Sherman Street <br />Denver, CO 80203 <br />RE: Subsidence Monitoring Stations for the Somerset Mine <br />(Permit No. C-022-81) <br />Dear Mr. Schreiner: <br />Please find enclosed the results of the First Quarter <br />Subsidence Monitoring Report. Because of poor road <br />conditions, no surveying could be done in March. <br />Raiser will continue to monitor these points until sufficient <br />data has been acquired to indicate little or no subsidence. <br />COORDINATES <br />Station North C n East C n Elevation Chance <br />1 14686.5 0 23191.0 0 6361.5 0 <br />2 14784.0 0 23019.0 0 6383.0 0 <br />3 14873.5 0 23013.0 0 6361.5 0 <br />4 14974.5 0 22999.0 0 6370.0 0 <br />5 15068.0 -.5 22893.5 0 6359.0 0 <br />6 15152.5 0 22877.5 +.5 6360.0 0 <br />NOTE: <br />1. <br />2. <br />3. <br />sleel'+ <br />All values are reported to the nearest .5 feet. <br />Refer to Map C8-1290 for locations. <br />The changes noted for 5 and 6 are due to rounding. <br />KS 601)8] R.1 <br />