Laserfiche WebLink
BULLDOZER RIPPING WORK <br />Task description: Rip 10,480 feet of internal roads <br />Site: Keenesburg Strip Mine Permit Action: MT7 Permit/Job#: C1981028 <br />PROJECT IDENTIFICATION <br />Task #: C02 State: Colorado Abbreviation: None <br />Date: 4/11/2019 County: Weld Filename: C81028 <br />User: ZTT <br />Agency or organization name: DRMS <br />HOURLY EQUIPMENT COST <br />Basic Machine: Cat D9T - 9SU Horsepower: 405 <br />Ripper Attachment: 3-Shank Ripper Shift Basis: 1 per day <br /> Data Source: (CRG) <br />Cost Breakdown: <br /> Utilization % <br />Ownership Cost/Hour: $110.70 NA <br />Operating Cost/Hour: $95.46 100 <br />Ripper Ownership Cost/Hour: $12.36 NA <br />Ripper Operating Cost/Hour: $7.88 100 <br />Operator Cost/Hour: $40.23 NA <br />Total Unit Cost/Hour: $266.63 <br />Total Fleet Cost/Hour: $266.63 <br />MATERIAL QUANTITIES <br />Alternate Methods: <br />Seismic: NA Bank Volume: NA BCY NA <br />Area: 4.80 acres Rip Depth (ft): 1.50 Volume: 11,616 BCY or CCY <br />Source of estimated quantity: Permit maps <br />HOURLY PRODUCTION <br />Seismic: <br />Seismic Velocity: NA feet/second <br />Area: <br />Average Ripping Depth: 1.50 feet/pass <br />Average Ripping Width: 7.67 feet/pass <br />Average Ripping Length: 500.00 feet/pass <br />Average Dozer Speed: 88.00 feet/minute <br />Average Maneuver Time: 0.25 minutes/pass <br />Production per unit area: 0.891 acres/hour <br />Job Condition Correction Factors <br />Unadjusted Hourly Unit Production: 0.891 Acres/hr <br />Site Altitude: 4,000 feet <br />Altitude Adj: 1.00 (CAT HB) <br />Job Efficiency: 0.83 (1 shift/day) <br />Net Correction: 0.83 multiplier <br />Adjusted Hourly Unit Production: 0.74 Acres/hr <br />Adjusted Hourly Fleet Production: 0.74 Acres/hr <br />JOB TIME AND COST <br />Fleet size: 1 Grader(s) Total job time: 6.49 Hours <br />Selected estimating method: Area