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CIRCES Cost Estimating Software <br />SCRAPER- ONLY WORK <br />PROJECT IDENTIFICATION <br />Agency or organization name: DRMS <br />Task #: 003 State : Colorado <br />Date : 0312312009 County : Costilla <br />User : WHE Site : Southway Pit <br />Permit/job #: M-1981-153 <br />Abbreviation :none <br />Filename :10153-003 <br />Permit or other job action :Routine bond update <br />Task description : Replace topsoil at 7 inch depth over 20 acres <br />HOURLY EQUIPMENT COST <br />Model : Cat 633E Series 2 (2001) Shift basis : 1 per day. <br />Cost Breakdown : <br />Ownership cost/hour <br />Operating cost/hour <br />Operator cost/hour <br />Total unit cost/hour <br />MATERIAL QUANTITIES <br />Initial <br />volume : 18,822 LCY <br />Job utilization % <br />$80.67 NA <br />$117.98 100 <br />$24.95 NA <br />$223.59 Total fleet cost/hour <br />Horsepower : 490 <br />Weight (UST) : 56.34 <br />Cost data source : (CRG) <br />$447.18 <br />Swell Loose <br />factor : NA volume : 18,822 LCY <br />Source of quantity take-off : (20ac)(43560sf/ac)(0.58'D)/27 = 18,822.2 cy <br />Source of estimated swell factor : NA <br />HOURLY PRODUCTION <br />Scraper Payload (weight) Basis : <br />Bowl (volume) Basis : <br />Material weight : 2,550 pounds/LCY Struck volume : 23.20 LCY <br />Material description : Heaped volume : 34.00 LCY <br />Earth - Dry packed Average volume : 28.60 LCY <br />Rated payload : 82,000 pounds <br />Payload capacity : 32.16 LCY Adjusted capacity : 28.60 LCY *'`* <br />Cycle Time (load + haul + spread + return) : Loading time : 0 <br />90 mi <br />t <br /> . nu <br />es <br /> Maneuver and spreading time : 0.70 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 -2.0 5.0 3.0 2,173 0.79 minutes** <br />Return : 1,000 2.0 5.0 7.0 1,606 0.62 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 3.02 minutes <br />Job Condition Correction Factors <br />Site altitude (feet) : 7,850 Adjusted Hourly Production <br />Altitude adjustment factor : 0.88 (Cat HB) Unadjusted unit production : 569.10 LCY/Hour*** <br />Job efficiency factor : 0.83 (1 shift/day) Adjusted unit production : 415.67 LCY/Hour <br /> Adjusted fleet production : 831.34 LCY/Hou r <br />Net job correction factor : 0.73 •'• 2 times volume on push-pull models <br />w <br />JOB TIMg AND COST <br />Fleet size : 2 Scraper(s) Total job time : 22.64 Hours <br />Unit cost : $0.538 /LCY Total job cost : $10,125 <br />