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Task description: <br />Site: Sievers Pit <br />BULLDOZER RIPPING WORK <br />Rip asphalt road and parking areas <br />Permit Action: June 9, 2011 <br />Inspection <br />PROJECT IDENTIFICATION <br />Task #: 002 State: Colorado <br />Date: 6/14/2011 County: Garfield <br />User: DMC <br />Cost Breakdown: <br />Agency or organization name: DRMS <br />HOURLY EQUIPMENT COST <br />Basic Machine: Cat D8R Series II - 8U <br />(2005) <br />Ripper Attachment: 3 -Shank Ripper <br />Ownership Cost/Hour: <br />Operating Cost/Hour: <br />Ripper Operating Cost/Hour: <br />Operator Cost/Hour: <br />Total Unit Cost/Hour: <br />$45.97 <br />$81.13 <br />$6.37 <br />$38.49 <br />$171.95 <br />Utilization % <br />NA <br />100 <br />100 <br />NA <br />Total Fleet Cost/Hour: $171.95 <br />MATERIAL QUANTITIES <br />Alternate Methods: <br />Seismic: NA Bank Volume: NA BCY <br />Area: 2 acres Rip Depth (ft): 0.25 Volume: 710 <br />Area: <br />Average Ripping Depth: 2.56 mph <br />Average Ripping Width: 7.08 degrees <br />Average Ripping Length: 50.00 feet <br />Average Dozer Speed: 88.00 feet <br />Average Maneuver Time: 0.25 feet <br />Production per unit area: 0.596 acres /hour <br />Job Condition Correction Factors <br />Unadjusted Hourly Unit Production: 0.596 Acres /hr <br />Site Altitude: 6,020 feet <br />Altitude Adj: 1.00 (CAT HB) <br />Job Efficiency: 0.83 (1 shift/day) <br />Net Correction: 0.83 multiplier <br />Permit/Job #: M1977098 <br />Abbreviation: None <br />Filename M098 -002 <br />Horsepower: 310 <br />Shift Basis: 1 per day <br />Data Source: (CRG) <br />Selected estimating method: Area <br />NA <br />Source of estimated quantity: Estimated areas currently paved within permit boundary <br />HOURLY PRODUCTION <br />Seismic: <br />Seismic Velocity: NA feet/second <br />Adjusted Hourly Unit Production: 0.49 Acres /hr <br />Adjusted Hourly Fleet Production: 0.49 Acres /hr <br />JOB TIME AND COST <br />Fleet size: 1 Grader(s) Total job time: 3.56 Hours <br />Unit cost: $347.622 Per acre Total job cost: $612.00 <br />CIRCES Cost Estimating Software <br />BCY or CCY <br />