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BULLDOZER RIPPING WORK <br />Task description: Rip TAHR <br />Site: Hayden Gulch Loadout <br />PROJECT IDENTIFICATION <br />Task #: 501 <br />Date: 3/3/2017 <br />8:55:22 AM <br />Permit Action: MT5 <br />State: Colorado <br />County: Routt <br />User: JDM <br />Agency or organization name: DRMS <br />HOURLY EQUIPMENT COST <br />Basic Machine: Cat D10T - IOSU <br />Ripper Attachment: 1 -Shank Ripper <br />Permit/Job#: C1992081 <br />Abbreviation: None <br />Filename: C81-501 <br />Horsepower: 574 <br />Shift Basis: 1 per day <br />Data Source: (CRG) <br />Cost Breakdown: <br />NA <br />feet/second <br />Area: <br />Utilization % <br />Ownership Cost/Hour: <br />$122.17 <br />NA <br />Operating Cost/Hour: <br />$111.29 <br />100 <br />Ripper Ownership Cost/Hour: <br />$15.98 <br />NA <br />Ripper Operating Cost/Hour: <br />$8.78 <br />100 <br />Operator Cost/Hour: <br />$41.85 <br />NA <br />Total Unit Cost/Hour: <br />$300.07 <br />acres/hour <br />Total Fleet Cost/Hour: <br />$600.13 <br />MATERIAL QUANTITIES <br />Alternate Methods: <br />Selected estimating method: Area <br />Seismic: NA Bank Volume: NA <br />Area: 70.00 acres Rip Depth (ft): 3.00 <br />Source of estimated quantity: Seneca II -W Permit <br />HOURLY PRODUCTION <br />Seismic: <br />BCY <br />Volume: <br />25-1-19 <br />NA <br />338.800 BCY or CCY <br />Seismic Velocity: <br />NA <br />feet/second <br />Area: <br />Average Ripping Depth: <br />4.49 <br />mph <br />Average Ripping Width: <br />6.74 <br />degrees <br />Average Ripping Length: <br />300.00 <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 />0.761 <br />acres/hour <br />Job Condition Correction Factors <br />Unadjusted Hourly Unit Production: <br />0.761 <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 />0.63 <br />Acres/hr <br />Adjusted Hourly Fleet Production: <br />1.26 <br />Acres/hr <br />