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Task description: Grading highwall north pit <br />Site: Big R Pit <br />PROJECT IDENTIFICATION <br />Task #: 002 State: Colorado Abbreviation: None <br />Date: 7/19/2011 County: Elbert Filename: M052 -002 <br />User: JLE <br />HOURLY EQUIPMENT COST <br />Basic Machine: Cat D8R Series II - 8U (2005) <br />Horsepower: 310 <br />Blade Type: Universal <br />Attachment: 3 -shank ripper <br />Shift Basis: 1 per day <br />Data Source: (CRG) <br />Cost Breakdown: <br />Agency or organization name: DRMS <br />Ownership Cost /Hour: <br />Operating Cost/Hour: <br />Ripper op. Cost/Hour: <br />Operator Cost/Hour: <br />Total unit Cost/Hour: $166.54 <br />Total Fleet Cost/Hour: $333.07 <br />MATERIAL QUANTITIES <br />Initial Volume: 7,422 <br />Swell factor: 1.230 <br />Loose volume: 9,129 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 />Materials consistency description: Compacted fill or embankment 0.9 <br />Average push gradient: -30 % <br />Average site altitude: 6,100 feet <br />Material weight: 2,100 lbs /LCY <br />Weight description: Earth - Loam <br />Job Condition Correction Factor <br />Operator Skill: <br />Material consistency: <br />BULLDOZER WORK <br />Permit Action: 15 July 2011 <br />Inspection Permit/Job #: M1988052 <br />$45.97 <br />$81.13 <br />$0.95 <br />$38.49 <br />60 feet <br />1,438.4 LCY/hr <br />1.000 <br />0.900 <br />Utilization % <br />NA <br />100 <br />15 <br />NA <br />Source <br />(EXCL.) <br />(CAT HB)) <br />Page 1 of 2 <br />CIRCES Cost Estimating Software <br />