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Pagel of 2 <br />BULLDOZER WORK <br />Task description: <br />Site: Bowie No. 2 Mine <br />Regrade Six Drill Pads <br />Permit Action: Minor Revision 123 Permit/Job#: C1996083 <br />PROJECT IDENTIFICATION <br />Task #: 272 <br />Date: 05-May-11 <br />User: JRS <br />Agency or organization name: DRMS <br />HOURLY EQUIPMENT COST <br />Basic Machine: Cat D9R - 9SU (2005) <br />Horsepower: 405 <br />Blade Type: Semi-Universal <br />Attachment: NA <br />Shift Basis: 1 per day <br />Data Source: (CRG) <br />Cost Breakdown: <br /> Utilization % <br />Ownership Cost/Hour: $49.19 NA <br />Operating Cost/Hour: $110.89 100 <br />Ripper op. Cost/Hour: $0.00 0 <br />Operator Cost/Hour: $38.49 NA <br />Total unit Cost/Hour: $198.57 <br />Total Fleet Cost/Hour: $198.57 <br />MATERIAL QUANTITIES <br />Initial Volume: 13,300 <br />Swell factor: 1.165 <br />Loose volume: 15,495 LCY <br />Source of estimated volume: Division of Reclamation, Mining & Safety <br />Source of estimated swell factor: Cat Handbook <br />HOURLY PRODUCTION <br />Average push distance: <br />Unadjusted hourly production: <br />125 feet <br />1,055.6 LCY/hr <br />Materials consistency description: Compacted fill or embankment 0.9 <br />Average push gradient: 5% <br />Average site altitude: 7,500 feet <br />Material weight: 2,900 lbs/LCY <br />Weight description: Decomposed rock - 50% Rock, 50% Earth <br />State: Colorado <br />County: Delta <br />Abbreviation: None <br />Filename: C083-272 <br />CIRCES Cost Estimating Software