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BULLDOZER RIPPING WORK <br /> Task description: Rip TAHR <br /> Site: Hayden Gulch Loadout Permit Action: MT6 Permit/Job#: C1992081 <br /> PROJECT IDENTIFICATION <br /> Task#: 501 State: Colorado Abbreviation: None <br /> Date: 11/19/2020 County: Routt Filename: 501 <br /> User: TNL <br /> Agency or organization name: DRMS <br /> HOURLY EQUIPMENT COST <br /> Basic Machine: Cat D10T- lOSU Horsepower: 574 <br /> Ripper Attachment: 1-Shank Ripper Shift Basis: 1 per day <br /> Data Source: (CRG) <br /> Cost Breakdown: <br /> Utilization% <br /> Ownership Cost/Hour: $170.04 NA <br /> Operating Cost/Hour: $153.03 100 <br /> Ripper Ownership Cost/Hour: $22.66 NA <br /> Ripper Operating Cost/Hour: $13.14 100 <br /> Operator Cost/Hour: $41.30 NA <br /> Total Unit Cost/Hour: $400.16 <br /> Total Fleet Cost/Hour: $800.31 <br /> MATERIAL QUANTITIES Selected estimating method: Area <br /> Alternate Methods: <br /> Seismic: NA Bank Volume: NA BCY NA <br /> Area: 70.00 acres Rip Depth(ft): 3.00 Volume: 338,800 BCY or CCY <br /> Source of estimated quantity: Seneca II-W Permit Page 25-1-19 <br /> HOURLY PRODUCTION <br /> Seismic: <br /> Seismic Velocity: NA feet/second <br /> Area: <br /> Average Ripping Depth: 4.49 feet/pass <br /> Average Ripping Width: 6.74 feet/pass <br /> Average Ripping Length: 300.00 feet/pass <br /> Average Dozer Speed: 88.00 feet/minute <br /> Average Maneuver Time: 0.25 minutes/pass <br /> Production per unit area: 0.761 acres/hour <br /> Job Condition Correction Factors <br /> Unadjusted Hourly Unit Production: 0.761 Acres/hr <br /> Site Altitude: 7,500 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: 0.63 Acres/hr <br /> Adjusted Hourly Fleet Production: 1.26 Acres/hr <br /> JOB TIME AND COST <br /> Fleet size: 2 Grader(s) Total job time: 55.40 Hours <br /> Unit cost: $633.409 Per acre Total job cost: $44,338 <br />