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CIRCES Cost Estimatina Software <br />SCRAPER . ONLY WORK <br />PROJECT IDENTIFIOATIO <br />Agency or organization name : DRMS <br />Task # : 002 State : Colorado <br />Date : 0&302008 County : Elbert <br />User : JLE Site : Ddd Mine (East Pit) <br />Permit or other job action : SO <br />Task description :Moving overburden from stockpile to pit <br />::.......:........:::.:.:::............ :............ :....:......................................................................... .................... ............... ...... ......... <br /> . <br />HOURLY EQUIPMENT COST <br />Model : Cat 623G Shift basis : 1 per day <br />Cost Breakdown : Job utilization % Horsepower : 365 <br />Ownership cost/hour : $75.32 NA Weight (UST) : 40.92 <br />Operating cost/hour : $77.28 75 Cost data source : (CRG) <br />Operator cost/hour : $24.95 NA <br />Total unit cost(hour : $17754 Total fleet cost/hour : $355.08 <br />MATERIAL QUANTITIES ::::::................................ .................._.... ........ _.............................................. ........................................ _....... <br />Initial swell Loose <br />volume : 23,681 BCY factor : 1.250 volume : 29,601 LCY <br />Source of quantity take-off :Inspection <br />Source of estimated swell factor :Application <br />Xw: <br />HOURLY PRODUCTION <br />Haulino Capacity : <br />Scraoer Pavload (weight) Basis : Scraper Bowl (volume) Basis : <br />Material weight : 2,650 pounds/LCY <br />Material description : <br />Decomposed rock - 25% Rock, 75% Earth <br />Rated payload : 55,000 pounds <br />Payload capacity: 20.75 LCY <br />Cycle Time (load + haul + spread + return) : <br />Travel Hme : <br />Struck volume : 18.00 LCY <br />Heaped volume : 23.00 LCY <br />Average volume : 20.50 LCY <br />Adjusted capacity: 20.50 LCY <br />Loading time: 0.90 minutes' <br />Maneuver and spreading time : 0.70 minutes <br />loading time per pair on push-pull models <br />Route Distance (feet) Grade (9'0) Roll. res.(%) Total res-M) Velocity (fpm) Travel time (min.) <br />Haul : 215 3.0 4.0 7.0 944 0.28 minutes <br />Return : 215 -3.0 4.0 1.0 2,710 0.08 minutes <br />travel time adjusted for acceleration and deceleration at load and dump points <br />velocities are max. attainable per total resistance shown, not average <br />Job Condition Correction Factors : <br />Site altitude (feet) : <br />Altitude adjustment factor : <br />Job efficiency factor : <br />6,000 <br />1.00 (Cat HB) <br />0.83 (1 shift/day) <br />Net job correction factor : 0.83 <br />JOB TIME AND COST <br />Total cycle time 1.96 minutes <br />Adjusted Hourly Production <br />Unadjusted unit production : 627.44 LCY/Hour**' <br />Adjusted unit production : 520.78 LCY/Hour <br />Adjusted fleet production : 1,041.55 LCY/Hour <br />2 times volume on push-pull models <br />Permit/job # : W I984-076 <br />Abbreviation :none <br />Filename : M076-002 <br />Fleet size : 2 Scraper(s) Total job time : 28.42 Hours <br />Unit cost : $0.341 /LCY Total job cost :. $10,091