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Task description: <br />Site: Bowie No. 1 Mine <br />BULLDOZER RIPPING WORK <br />Rip Coal S torage/Loadout Area <br />Permit Action: Bond Release 6(SL-6) Pemrit/Job#: C1981038 <br />PROJECT IDENTIFICATION <br />Task#: 205 State: Colorado <br />QUANTITIES Selected estimating method: Area <br />Abbreviation: <br />None <br />Date: 1/18/2018 County: Delta <br />Seismic: NA <br />Filename: <br />C038-205 <br />User: CCW <br />Area: 2.00 <br />acres Rip Depth (ft): <br />2.00 <br />Agency or organization name: DRMS <br />0.83 <br />Source ofestimatedquantity: Map 8-1 <br />Adjusted Hourly Unit Production: <br />HOURLY EQUIPMENT COST <br />HOURLY PRODUCTION <br />AdjustedHourly Fleet Production: <br />3.14 <br />Basic Machine: CatD10T - 10SU <br />Horsepower: <br />574 <br />Ripper Attachment: 3 -Shank Ripper <br />Seismic Velocity: <br />Shift Bas is: 1 <br />per day <br />Area: <br />Data Source: <br />(CRG) <br />Cost Breakdown: <br />Average Ripping Depth: <br />2.87 <br />mph <br />Average Ripping Width: <br />Utilization % <br />degrees <br />Ownership Cost/Hour: <br />$122.17 <br />NA <br />feet <br />Operating Cost/Hour: <br />$111.29 <br />100 <br />feet <br />RipperOwnership Cost/Hour: <br />$14.40 <br />NA <br />feet <br />Ripper Operating Cost/Hour: <br />$8.25 <br />100 <br />acres/hour <br />Operator Cost/Hour: <br />$41.85 1 <br />NA <br />Total Unit Cost/Hour: <br />$297.96 <br />Total Fleet Cost/Hour: $1,191.82 <br />MATERIAL <br />QUANTITIES Selected estimating method: Area <br />Alternate Methods: <br />Site Altitude: <br />6,800 <br />Seismic: NA <br />Bank Volume: <br />NA <br />BCY NA <br />Area: 2.00 <br />acres Rip Depth (ft): <br />2.00 <br />Volume: 6,453 BUY— orCCY <br />0.83 <br />Source ofestimatedquantity: Map 8-1 <br />Adjusted Hourly Unit Production: <br />0.79 <br />HOURLY PRODUCTION <br />AdjustedHourly Fleet Production: <br />3.14 <br />Seismic: <br />Seismic Velocity: <br />NA <br />feet/second <br />Area: <br />Average Ripping Depth: <br />2.87 <br />mph <br />Average Ripping Width: <br />8.67 <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 perunit area: <br />0.947 <br />acres/hour <br />Job Condition Correction Factors <br />Unadjusted Hourly Unit Production: <br />0.947 <br />Acres/hr <br />Site Altitude: <br />6,800 <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 />0.79 <br />Acres/hr <br />AdjustedHourly Fleet Production: <br />3.14 <br />Acres/hr <br />JOB TIME AND COST <br />Fleet size: 4 Grader(s) Totaljobtime: 0.64 Hours <br />Unit cost: $379.173 Per acre Total job cost: $758 <br />CIRCES Cost Estimating Software <br />