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Page 5 of 14 <br />BULLDOZER WORK <br />Task description: Backfill and Regrade Access Roads <br />Site: Deserado Exploration 2013 Permit Action: X- 2013 - 230 -04 Permit/Job #: X201323004 <br />PROJECT IDENTIFICATION <br />Task #: 003 <br />Date: 8/20/2013 <br />User: JDM <br />State: Colorado <br />County: Rio Blanco <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 />Abbreviation: None <br />Filename: X230 -003 <br />Cost Breakdown: <br />Initial Volume: <br />5,081 <br />Swell factor: <br />Utilization % <br />Ownership Cost/Hour: <br />$63.00 <br />NA <br />Operating Cost/Hour: <br />$104.03 <br />100 <br />Ripper op. Cost/Hour: <br />$0.00 <br />0 <br />Operator Cost/Hour: <br />$37.41 <br />NA <br />Total unit Cost/Hour: $204.45 <br />Total Fleet Cost/Hour: $204.45 <br />MATERIAL QUANTITIES <br />Initial Volume: <br />5,081 <br />Swell factor: <br />1.250 <br />Loose volume: <br />6.351 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: 50 feet <br />Unadjusted hourly production: 1,400.0 LCY/hr <br />Materials consistency description: Compacted fill or embankment 0.9 <br />Average push gradient <br />Average site altitude: <br />Material weight: <br />Weight description: <br />0% <br />5,800 feet <br />2,650 lbs/LCY <br />rock - 25% Rock, 75% Earth <br />CIRCES Cost Estimating Software <br />