2008-05-09_REVISION - C1981022 (3)

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CIRCES Cost Estimating Software Sf:ROPFR _ ANI V WARK PROJECT IDENTIFICATION Agency or organization name :Colorado Division Of Reclamation, Mining And Safety Task # : 126 State :Colorado Permit/job # : C-1981-022 Date : 05/06/2008 County :Delta Abbreviation :none User : JRS Site :Elk Creek Mine Filename : C022-126 Permit or other job action :Permit Renewa105 Task description :Replace Topsoil from HOURLY EQUIPMENT COST Cost Breakdown Model :Cat 637G w/push-null to 11-West Refuse Pile Job utilization Shift basis : 1 per day Horsepower 740 Ownership cosUhour : $110.37 NA Weight (UST) : 59.08 Operating cost/hour : $177.86 100 Cost data source : (CRG) Operator cosUhour : $24.95 NA Total unit cost/hour : $313.18 Total fleet cost/hour : $626.35 MATERIAL :::UANTITIE;;;;; :................................... Q S ............................... ........................................................... .................................... ............................ Initial Swell Loose volume : 4,650 CCY factor : 1.125 volume : 5,231 LCY Source of quantity take-off : Division Estimate Source of estimated swell factor :CAT Handbook ............................. HOURLY PRODUCTION::::• ................................. ............................... ............................... ........................................................... ........................................................... .................................... .................................... ............................ ............................ Hauling Capacity Scraper Payload (weight) Basis : Scraper Bowl (volume) Basis Material weight : 2,550 pounds/LCY Struck volume : 24.00 LCY Material description : Heaped volume : 34.00 LCY Earth -Dry packed Average volume : 29.00 LCY Rated payload : 75,000 pounds Payload capacity : 29.41 LCY Adjusted capacity : 29.00 LCY *** Cycle Time (load + haul + spread + return) : Loading time : 1.00 minutes * Maneuver and spreading time : 0.60 minutes Travel time : • loading time per pair on push-pull models Route Distance (feet) Grade (%) Roll. res.(%) Total res.(%) Velocity (fpm) Travel time (min.) Haul : 750 10.0 5.0 15.0 589 1.28 minutes " Return : 750 -10.0 5.0 -5.0 2,972 0.32 minutes ** "travel time adjusted for acceleration and deceleration at load and dump points velocities are max. attainable per total resistance shown, not average Total cycle time 3.21 minutes Job Condition Correction Factors Site altitude (feet) : 6,300 Adiusted Hourly Production ; Altitude adjustment factor : 1.00 (Cat Ii8) Unadjusted unit production : 1,085.40 LCY/Hour*** Job efficiency factor : 0.83 (1 shift/day) Adjusted unit production : 900.88 LCY/Hour Adjusted fleet production : 900,$$ LCY/Hour Net job correction factor : 0.83 •'• 2 times volume on push-pull models .............. JOB TIME AND COST :::::.............. .................................................. ................................................... .................................................................. ................................................................. ............................ ............................. ........................... ................................ Fleet size : 2 Scraper(s) Total job time : 5.81 Hours Unit cost : $0.695 /LCY I 1 Total job cost : $3,637