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BULLDOZER RIPPING WORK <br />Task description: Rip 25,049' of Collom Haul Road <br />Site: Colowyo Coal Mine Permit Action: MR149 Permit/Job#: C 1981019 <br />PROJECT IDENTIFICATION <br />Task #: 001 State: Colorado <br />Date: 1/14/2016 County: Moffat <br />User: ZTT <br />Agency or organization name: DBMS <br />HOURLY EQUIPMENT COST <br />Basic Machine: Cat DI IR - 11 SU <br />Ripper Attachment: 1 -Shank Ripper <br />Cost Breakdown: <br />Abbreviation: None <br />Filename: C019-001 <br />Horsepower: 850 <br />Shift Basis: 1 per day <br />Data Source: (CRG) <br />Alternate Methods: <br />Seismic: NA Bank Volume: NA BCY NA <br />Area: 16.10 acres Rip Depth (ft): 1.50 Volume: 38,962 BCY or CCY <br />Source of estimated quantity: Table 7 Exh. 13B -T-20 <br />HOURLY PRODUCTION <br />Utilization % <br />Ownership Cost/Hour: <br />$190.15 <br />NA <br />Operating Cost/Hour: <br />$308.78 <br />100 <br />Ripper Operating Cost/Hour: <br />$16.68 <br />100 <br />Operator Cost/Hour: <br />$38.01 <br />NA <br />Total Unit Cost/Hour: <br />$553.61 <br />degrees <br />Total Fleet Cost/Hour: <br />$1,107.23 <br />feet <br />Average Dozer Speed: <br />MATERIAL QUANTITIES <br />Selected estimating method: Area <br />Alternate Methods: <br />Seismic: NA Bank Volume: NA BCY NA <br />Area: 16.10 acres Rip Depth (ft): 1.50 Volume: 38,962 BCY or CCY <br />Source of estimated quantity: Table 7 Exh. 13B -T-20 <br />HOURLY PRODUCTION <br />Seismic: <br />Seismic Velocity: <br />NA <br />feet/second <br />Area: <br />Average Ripping Depth: <br />3.00 <br />mph <br />Average Ripping Width: <br />7.94 <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 />0.897 <br />acres/hour <br />Job Condition Correction Factors <br />Unadjusted Hourly Unit Production: <br />0.897 <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 />0.74 <br />Acres/hr <br />Adjusted Hourly Fleet Production: <br />1.49 <br />Acres/hr <br />JOB TIME AND COST <br />Fleet size: 2 Grader(s) <br />Total job time: <br />10.82 <br />Unit cost: $743.865 Per acre <br />Total job cost: $11,976 <br />Hours <br />CIRCES Cost Estimating Software <br />