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BULLDOZER RIPPING WORK <br />Task description: Rip Facilities Area <br />Site: Hayden Gulch Loadout Permit Action: SL1 <br />PROJECT IDENTIFICATION <br />Task #: 006 State: Colorado <br />Date: 6/15/2012 County: Routt <br />User: JLE <br />Agency or organization name: DRMS <br />HOURLY EQUIPMENT COST <br />Basic Machine: Cat D10T - IOSU <br />Ripper Attachment: 3 -Shank Ripper <br />Seismic: <br />Area: <br />Cost Breakdown: <br />Pere- tWob #: C1992081 <br />Abbreviation: None <br />Filename: C081 -006 <br />Horsepower. 574 <br />Shift Basis: 1 per day <br />Data Source: (CRG) <br />Alternate Methods: <br />NA Bank Volume: NA BCY NA <br />1.60 acres Rip Depth (ft): 2.50 <br />Source of estimated quantity: PAP Volume <br />HOURLY PRODUCTION <br />Seismic: <br />Tab 12 <br />Volume: 6,453 BCY or CCY <br />Seismic Velocity: <br />NA <br />Utilization % <br />Ownership Cost/Hour: <br />$111.83 <br />NA <br />Operating Cost/Hour: <br />$181.78 <br />100 <br />Ripper Operating Cost/Hour: <br />$8.34 <br />100 <br />Operator Cost/Hour: <br />$38.49 <br />NA <br />Total Unit Cost/Hour: <br />$340.43 <br />feet <br />Total Fleet Cost/Hour: <br />$340.43 <br />feet <br />MATERIAL QUANTITIES <br />Selected estimating method: Area <br />Alternate Methods: <br />NA Bank Volume: NA BCY NA <br />1.60 acres Rip Depth (ft): 2.50 <br />Source of estimated quantity: PAP Volume <br />HOURLY PRODUCTION <br />Seismic: <br />Tab 12 <br />Volume: 6,453 BCY or CCY <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 per unit 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 />6,400 <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 />Adjusted Hourly Fleet Production: <br />0.79 <br />Acres/hr <br />JOB TIME AND COST <br />Fleet size: 1 Grader(s) <br />Total job time: <br />2.04 <br />Unit cost: $433.219 Per acre <br />Total job cost: <br />$693.00 <br />Hours <br />CIRCES Cost Estimating Software <br />