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Colorado Mined Land @eclamation Division <br />%STIMATINC FO@M - COMPACTION WOR% <br />--------------------------------- <br />I • <br />I • <br />n <br />LJ <br />Task t. 15 Prep, by: CBJ Task filenaae : 0007-15.W%1 <br />Date; O7-Apr-92 Permit 4:C-80-007 Mine: West Slk Mine <br />Permit Action: Permit @enewa! <br />Task Description: Compact ungraded refuse pile material A coal frog stockpile areas <br />HOURLY BWUIPNSNT COST <br />--------------------- <br />--------------------- <br />Machine Description: CAT 8158 @eclamation Coapactor <br />Utilisation % <br />Cost Breakdoxn -Ownership cost/hr = 539.01 N/A <br />"""""""' Operating coat/ht : 132.40 100.00X <br />Operator cost/hr = !20,38 N/A <br />Total c !91,79 Total fleet cost/hr: l91,T9 <br />NATBBIAL QDANTITIBB """"' <br />------------------- <br />54,I6T LCY t 0.740 mat, load factor = 40,084 BCY <br />40,084 BCY t 1.600 shrinkage factor c 46,084 CCY <br />Source of quantity take-off: Assume Phase V area of 481,500 sq.ft. t 3 ft. depth <br />Source of load sad shrinkage factors: Cat Nandbook load factor for raw hitum, coal <br />flOUBLY P@ODUCTION <br />%lements: (WI Compacted width per pass = 6,42 ft, Production Formula: <br />" "" " (SI Average speed = 4,00 mph """" """""' <br />(LI Compacted thickness oP lift c 5.00 in, (WltlsitlL)s(C~ <br />(C) Conversion constant = 16,3 --------------- <br />(P) Sequired number of machine passes _ 5 (P) <br /> Unadjusted hourly unit production ; 669,73 CCY/hr <br />Job Condition Correction Factors: <br />Site altitude : 6,300 ft. <br />Altitude adjustment factor c 0.99 <br />Job efficiency factor = 0,83 <br />0.52 multiplier <br />Adjusted hourly unit production 550.32 CCY/hr <br />Adjusted hourly fleet production : 550,32 CCY/hr <br />JOB COST --------= <br />- Fleet sise = <br />Unit poet = <br />I Unit(s~ <br />!0.187 /CCY <br />Total job time = <br />Total job cost = <br />72.84 flours <br />38,685,69 <br />