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BULLDOZER RIPPING WORK <br />Task description: Rip Wedge Area Prior to Regrading <br />Site: New Elk Mine Permit Action: Permit Renewal 06 Permit /Job #: C1981012 <br />PROJECT IDENTIFICATION <br />Task #: 624 State: Colorado <br />Date: 5/12/2014 County: Las Animas <br />User: JRS <br />Agency or organization name: DRMS <br />HOURLY EQUIPMENT COST <br />Basic Machine: Cat D9T - 9SU <br />Ripper Attachment: 3 -Shank Ripper <br />Cost Breakdown <br />Abbreviation: None <br />Filename: C012 -624 <br />Horsepower: 405 <br />Shift Basis: 1 per day <br />Data Source: (CRG) <br />Alternate Methods <br />Seismic: NA Bank Volume: NA <br />Area: 1.60 acres Rip Depth (ft): 2.00 <br />Source of estimated quantity: Map 11 <br />HOURLY PRODUCTION <br />BCY <br />Volume: 5.163 <br />Seismic Velocity: <br />NA <br />feet /second <br />Utilization % <br />Ownership Cost /Hour: <br />$81.10 <br />Average Ripping Depth: <br />NA <br />Operating Cost/Hour: <br />$143.16 <br />7.67 <br />100 <br />Ripper Operating Cost/flour: <br />$8.91 <br />feet <br />100 <br />Operator Cost/Hour: <br />$38.01 <br />Average Maneuver Time: <br />NA <br />Total Unit Cost/Hour: <br />$271.17 <br />0.838 <br />Total Fleet Cost/Hour: <br />$813.50 <br />MATERIAL QUANTITIES <br />Selected estimating method: Area <br />Alternate Methods <br />Seismic: NA Bank Volume: NA <br />Area: 1.60 acres Rip Depth (ft): 2.00 <br />Source of estimated quantity: Map 11 <br />HOURLY PRODUCTION <br />BCY <br />Volume: 5.163 <br />Seismic Velocity: <br />NA <br />feet /second <br />Area: <br />Average Ripping Depth: <br />4.05 <br />mph <br />Average Ripping Width: <br />7.67 <br />degrees <br />Average Ripping Length: <br />200.00 <br />feet <br />Average Dozer Speed: <br />88.00 <br />feet <br />Average Maneuver Time: <br />0.25 <br />feet <br />Production per unit area: <br />0.838 <br />acres /hour <br />Job Condition Correction Factors <br />Unadjusted Hourly Unit Production: <br />0.838 <br />Acres/hr <br />Site Altitude: <br />7,500 <br />feet <br />Altitude Adj: <br />1.00 <br />(CAT HB) <br />Job Efficiency: <br />0.83 <br />(1 shift /day) <br />Net Correction: <br />0.83 <br />multiplier <br />Adjusted Hourly Unit Production: <br />0.70 <br />Acres/hr <br />Adjusted Hourly Fleet Production: <br />2.09 <br />Acres/hr <br />JOB TIME AND COST <br />Fleet size: 3 Grader(s) <br />Total job time: <br />0.77 <br />Unit cost: $390.072 Per acre <br />Total job cost: <br />$624.00 <br />NA <br />BCY or CCY <br />Hours <br />CIRCES Cost Estimating Software <br />