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BULLDOZER WORK <br />Task description: Regrade Drill Pads - Including Topsoil Replacement <br />Permit Action: Technical Revision <br />Site: West Elk Mine 129 Permit /Job #: C1980007 <br />PROJECT IDENTIFICATION <br />Task #: 29B <br />Date: 7/11/2012 <br />User: JRS <br />Agency or organization name: DRMS <br />HOURLY EQUIPMENT COST <br />Basic Machine: <br />Cat D8T - 8SU <br />Horsepower: <br />310 <br />Blade Type: <br />Semi - Universal <br />Attachment: <br />3 -shank ripper <br />Shift Basis: <br />1 per day <br />Data Source: <br />(CRG) <br />Cost Breakdown <br />MATERIAL QUANTITIES <br />Initial Volume: 45,240 <br />Swell factor: 1.125 <br />Loose volume: 50,895 LCY <br />Source of estimated volume: <br />Source of estimated swell factor: <br />HOURLY PRODUCTION <br />Average push distance: <br />Unadjusted hourly production <br />Materials consistency description: <br />acted fill or embankment 0.9 <br />Average push gradient: 10% <br />Average site altitude: 8,000 feet <br />Material weight: 2,650 lbs/LCY <br />Weight description: Decomposed rock - 25% Rock, 75% Earth <br />State: Colorado <br />County: Gunnison <br />Abbreviation: None <br />Filename: C007 -29C <br />Division of Reclamation, Mining & Safety <br />Cat Handbook <br />125 feet <br />726.3 LCY/hr <br />CIRCES Cost Estimating Software <br />Utilization % <br />Ownership Cost/Hour: <br />$65.28 <br />NA <br />Operating Cost/Hour: <br />$102.81 <br />100 <br />Ripper op. Cost/Hour: <br />$6.49 <br />100 <br />Operator Cost/Hour: <br />$38.49 <br />NA <br />Total unit Cost/Hour: $213.07 <br />Total Fleet Cost/Hour: $213.07 <br />MATERIAL QUANTITIES <br />Initial Volume: 45,240 <br />Swell factor: 1.125 <br />Loose volume: 50,895 LCY <br />Source of estimated volume: <br />Source of estimated swell factor: <br />HOURLY PRODUCTION <br />Average push distance: <br />Unadjusted hourly production <br />Materials consistency description: <br />acted fill or embankment 0.9 <br />Average push gradient: 10% <br />Average site altitude: 8,000 feet <br />Material weight: 2,650 lbs/LCY <br />Weight description: Decomposed rock - 25% Rock, 75% Earth <br />State: Colorado <br />County: Gunnison <br />Abbreviation: None <br />Filename: C007 -29C <br />Division of Reclamation, Mining & Safety <br />Cat Handbook <br />125 feet <br />726.3 LCY/hr <br />CIRCES Cost Estimating Software <br />