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Bowie No. 2 Mine C 1996083 Technical Revision No. 84 Page 3 of 4 <br />BULLDOZER WORK <br />Task description: Backfill and Regrade Pond J Expansion <br />Site: Bowie No. 2 Mine Permit Action: Technical Revision 84 Permit/Job #: C1996083 <br />PROJECT IDENTIFICATION <br />Task #: 99A State: <br />Date: 3/6/2014 County: <br />User: SLB <br />Agency or organization name <br />HOURLY EQUIPMENT COST <br />Basic Machine: Cat D10T - lOSU <br />Horsepower: 574 <br />Blade Type: Semi - Universal <br />Colorado <br />Delta <br />DRMS <br />Attachment: <br />3 -shank ripper <br />Shift Basis: <br />1 per day <br />Data Source: <br />(CRG) <br />Cost Breakdown: <br />$184.48 <br />Abbreviation: None <br />Filename: C083 -99a <br />Total unit Cost/Hour: $354.34 <br />Total Fleet Cost/Hour: $354.34 <br />MATERIAL QUANTITIES <br />Initial Volume: 2,000 <br />Swell factor: 1.330 <br />Loose volume: 2,660 LCY <br />Source of estimated volume: Map 22J; Operator Estimate <br />Source of estimated swell factor: Cat Handbook <br />HOURLY PRODUCTION <br />Average push distance: <br />Unadjusted hourly production: <br />Materials consistency description: <br />100 feet <br />1.718.9 LCY/hr <br />Average push gradient: 0% <br />Average site altitude: 5,900 feet <br />Material weight: 2,900 lbs/LCY <br />acted fill or embankment 0.9 <br />Weight description: Decomposed rock - 50% Rock, 50% Earth <br />Job Condition Correction Factor <br />Source <br />Utilization % <br />Ownership Cost/Hour: <br />$131.86 <br />NA <br />Operating Cost/Hour: <br />$184.48 <br />100 <br />Ripper op. Cost/Hour: <br />$0.00 <br />0 <br />Operator Cost/Hour: <br />$38.01 <br />NA <br />Total unit Cost/Hour: $354.34 <br />Total Fleet Cost/Hour: $354.34 <br />MATERIAL QUANTITIES <br />Initial Volume: 2,000 <br />Swell factor: 1.330 <br />Loose volume: 2,660 LCY <br />Source of estimated volume: Map 22J; Operator Estimate <br />Source of estimated swell factor: Cat Handbook <br />HOURLY PRODUCTION <br />Average push distance: <br />Unadjusted hourly production: <br />Materials consistency description: <br />100 feet <br />1.718.9 LCY/hr <br />Average push gradient: 0% <br />Average site altitude: 5,900 feet <br />Material weight: 2,900 lbs/LCY <br />acted fill or embankment 0.9 <br />Weight description: Decomposed rock - 50% Rock, 50% Earth <br />Job Condition Correction Factor <br />Source <br />Operator Skill: 0.750 <br />(AVG.) <br />Material consistency: 0.900 <br />(CAT HB)) <br />Dozing method: 1.000 <br />(GEN.) <br />CIRCES Cost Estimating Software <br />