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Page 2 of 7 <br />BULLDOZER WORK <br />Task description: Backfill and <br />Site: New Elk Mine <br />PROJECT IDENTIFICATION <br />Task 4: 001 State: Colorado <br />Date: 4/24/2012 County: Las Animas <br />User: JDM <br />Agency or organization name: DRMS <br />HOURLY EOUIPMENT COST <br />Basic Machine: Cat D3K LGP - 3P <br />Horsepower: 74 <br />Blade Type: Power Angle Tilt <br />Attachment: NA <br />Shift Basis: <br />1 per day <br />Data Source: <br />(CRG) <br />Cost Breakdown <br />$13.07 <br />Total unit Cost/Hour: $79.42 <br />Total Fleet Cost/Hour: $79.42 <br />MATERIAL QUANTITIES <br />Source <br />Initial Volume: <br />Utilization % <br />Ownership Cost/Hour: <br />$13.07 <br />Loose volume: <br />NA <br />Operating Cost/Hour: <br />$27.87 <br />100 <br />Ripper op. Cost/Hour: <br />$0.00 <br />0 <br />Operator Cost/Hour: <br />$38.49 <br />NA <br />Total unit Cost/Hour: $79.42 <br />Total Fleet Cost/Hour: $79.42 <br />MATERIAL QUANTITIES <br />Source <br />Initial Volume: <br />370 <br />Swell factor: <br />1.250 <br />Loose volume: <br />463 LCY <br />D26 Extension <br />Permit Action: MR111 <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: 50 feet <br />Unadjusted hourly production: 169.6 LCY/hr <br />Materials consistency description: Compacted till or embankment 0.9 <br />Average push gradient: 5% <br />Average site altitude: 7,500 feet <br />Material weight: 2,650 lbs/LCY <br />Weight description: Decomposed rock - 25% Rock, 75% Earth <br />Job Condition Correction Factor <br />Source <br />Operator Skill: 0.750 <br />(AV&) <br />Material consistency: 0.900 <br />(CAT HB)) <br />Dozing method: 1.000 <br />(GEN.) <br />Permit/Job #: C1981012 <br />Abbreviation: None <br />Filename: C012 -001 <br />CIRCES Cost Estimating Software <br />