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Colorado Division of Minerals and Geology <br />_________________________________________ <br />ESTIMATING FORM - COMPACTION WORK <br />Task b: 235 Prep. by: SLB Task filename [007-235 <br />____________ _________ _____________ <br />Date: 2B-Apr-97 Pe rmiC %:C-BO-007 Mine: West Elk Mine <br />--_--------- --------- -------------------------------------- <br />Permit ACtiOn: Permit Revision No. 7 <br />Task Description: Compact shaft ba ckf ill ma [erial <br />__________________________________________________________________ <br />HOURLY EQUIPMENT COST <br />_____________________ Make and model: CAT 825[ Horsepower: 315 <br />___________________ _______________ <br />Compactor type: Reclamation Shift basis: 1/day <br />___________________ ----_---------- <br />U[ilization } <br />Cost Breakdown - Ownership cost/hr = $65.19 N/A <br />-------------- Operating cost/hr = $46.98 100 <br />Operator cost/hr = $22.95 N/A <br />Total = $135.0"1 Total fleet Cost/hr: $135.07 <br />MATERIAL QUANTITIES <br />Loose Shrinkage Compacted <br />volume = 69,900 LCY factor = O.B7E volume = 61, 1fi3 CCY <br />Source of quantity take-off: Table 2 of Exh. 69 <br />_________________________________________________________ <br />Source of load factor: Division es[ima te, 60} rock - 60} dirt <br />HOURLY PRODUCTION <br />Elements (W) Compacted width per pass = 7.33 ft. Production Formula: <br />-------- IS) Average speed = 4.00 mph ------------------ <br />IL) Compacted thickness of lift 12.00 in. IW)•IS)•IL)•IC) <br />(CI Conversion cons[a nc = 16.3 --------------- <br />(PI Required number of machine passes = 9 (P) <br />Unadjusted hourly unit production 1,933.75 CCY/ht <br />JOb COndltlOn CO rI2CClOn EaCtOr9: <br />________________________________ <br />Site altitude = 7,000 f[. Alcicude adj. Eaccor = 1.00 (Cac tbl) <br />------- Job efficiency factor = O.EJ Ilsh/dayl <br />O. B3 multiplier <br />Adjusted hourly unit production 1,190.01 CCY/hr <br />Adjusted hourly flee[ production 1,190.01 CCY/hr <br />JOB COST ----------_ <br />Fleet size = 1 Umt(s) Total job time 51.40 Hours <br />-______ _-___-_____ <br />Unit cost = 50.114 /CCY Total job cost = $6,992.08 <br />_______ ___________ <br />