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MOTOR GRADER WORK <br />Task description: Final grading of pit floor <br />Haldorson Sand and Gravel Permit Action: <br />Site: Mine 2011 Review Permit/Job#: M2003037 <br />PROJECT IDENTIFICATION <br />Task #: 03B State: Colorado <br />Date: 3/22/2011 County: Montrose <br />User: GRM <br />Agency or organization name: DRMS <br />HOURLY EQUIPMENT COST <br />Basic Machine: CAT 16H Horsepower: 275 <br />Ripper Attachment: Multi-Shank Ripper Shift Basis: 1 per day <br />Data Source: (CRG) <br />Cost Breakdown: <br /> Utilization % <br />Ownership Cost/Hour: $52.22 NA <br />Operating Cost/Hour: $69.65 100 <br />Ripper Operating Cost/Hour: $0.80 25 <br />Operator Cost/Hour: $24.47 NA <br />Total Unit Cost/Hour: $147.13 <br />Total Fleet Cost/Hour: $149.55 <br />MATERIAL QUANTITIES <br />Total Area to be graded or ripped: 28.50 acres <br />Source of estimated acreage: Existing disturbance - floor acreage <br />HOURLY PRODUCTION <br />Average Grader Speed: 1.25 mph <br />Selected Application: Finish grading (0-2.5 mph) - 1.25 <br />Selected Blade Angle: 0 degrees <br />Effective Blade Length: 16.00 feet <br />Width of blade overlap per pass: 2.00 feet <br />Net grading or ripping width per pass: 14.00 feet <br />Unadjusted Hourly Unit Production: 2.1212 acres/hour <br />Job Condition Correction Factors Site Altitude: 5800 feet <br />Source <br />Altitude Adj: 1.00 (CAT HB) <br />Job Efficiency: 0.90 (1sh/d, fav.) <br />Net Correction: 0.9000 multiplier <br />Adjusted Hourly Unit Production: <br />Adjusted Hourly Fleet Production: <br />1.9091 <br />Abbreviation: None <br />Filename: M037-03b <br />acres/Hour <br />acres/Hour <br />JOB TIME AND COST <br />Fleet size: 1 Grader(s) Total job time: 14.93 Hours <br />Unit cost: $77.07 <br />per acre Total job cost: $2,196.00 <br />CIRCES Cost Estimating Software <br />1.9091 <br />