Laserfiche WebLink
CIRCES Cost Estimating Software <br />SCRAPER - ONLY WORK <br />PROJECT IDENTIFICATION <br />Agency or organization name : Colorado Division of Reclamation, Mining And Safety <br />Task # : 009 State : Colorado Permit/job #: C-1980-004 <br />Date : 0312612009 County :Garfield Abbreviation :none <br />User : JRS Site :Mcclane Canyon Mine Filename :0004-009 <br /> <br />Permit or other job action :2009 Midterm Review <br />Task description : Place Three Feet of Cover on Coal Mine Waste Pile <br /> <br />HOURLY EQUIPMENT COST <br />Model : Cat 627G Shiftbasis : 1 per day <br /> <br />Cost Breakdown : Job utilization % Horsepower : 590 <br />Ownership cost/hour : $55.31 NA Weight (UST) : 40.90 <br />Operating cost/hour : $122.08 100 Cost data source : (CRG) <br />Operator cost/hour : $24.95 NA <br />Total unit cost/hour : $202.34 Total fleet cost/hour : $202.34 <br />MATERIAL QUANTITIES <br />Initial Swell Loose <br />volume : 7,500 BCY factor : 1.250 volume : 9,375 LCY <br />Source of quantity take-off :Figure 2.2-2; Operator Estimate <br />Source of estimated swell factor : CAT Handbook <br /> <br />........... <br />- - <br />HOURLY PRODUCTION <br />Hauling Capacity : <br />Scraper Payload (weight) Basis : Scraper Bowl (volume) Basis <br />Material weight : 2,900 pounds/LCY Struck volume : 15.70 LCY <br />Material description : Heaped volume : 21.00 LCY <br />Decomposed rock - 50% Rock, 50% Earth Average volume : 18.35 LCY <br />Rated payload : 48,000 pounds <br />Payload capacity: 16.55 LCY Adjusted capacity : 16.55 LCY *** <br />Cycle Time (load + haul + spread + return) : Loading time: 1.50 minutes <br />Maneuver and spreading time : 0.60 minutes <br />Travel time: loading time per pair on push-pull models <br />Route Distance (feet) Grade (%) Roll. res.(%) Total res.(%) Velocity (fpm) Travel time (min.) <br />Haul : 1,000 5.0 3.0 8.0 1,381 0.79 minutes ** <br />Return : 1,000 -5.0 3.0 -2.0 2,938 0.41 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 Total cycle time : 3.30 minutes <br />Job Condition Correction Factors : <br />Site altitude (feet) : 5,600 Adjusted Hourly Production <br />Altitude adjustment factor : 1.00 (Cat HB) Unadjusted unit production : 300.79 LCY/Hour*** <br /> <br />actor : 0.83 (1 shift/day) <br />Job efficiency factor:- <br />Adjusted unit production : <br />249.66 <br />LCY/Hour <br /> Adjusted fleet production : 249.66 LCY/Hour <br />Net job correction factor : 0.83 " 2 times volume on push-pull models <br />JOB TIME AND COST <br />Fleet size : 1 Scraper(s) Total job time : 37.55 Hours <br />Unit cost : $0.810 /LCY Total job cost : $7,598