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Bulldozer Worksheet Cont’d Task # 110 Page 1 of 2 <br /> <br /> <br />BULLDOZER WORK <br /> <br />Task description: Backfill/Re-grading (3 300-CY Piles) <br />Site: <br />Iron Mountain Road Gravel <br />Pit <br />Permit Action: <br />SO-2 Revised Permit/Job#: M1994092 <br /> <br />PROJECT IDENTIFICATION <br />Task #: 110 State: Colorado Abbreviation: None <br />Date: 5/17/2016 County: Fremont Filename: M092-110 <br />User: TC1 <br />Agency or organization name: DRMS <br /> <br />HOURLY EQUIPMENT COST <br />Basic Machine: Cat D7R DS XR Series II <br />Horsepower: 240 <br />Blade Type: Semi-Universal <br />Attachment: 3-shank ripper <br />Shift Basis: 1 per day <br />Data Source: (CRG) <br />Cost Breakdown: <br /> Utilization % <br />Ownership Cost/Hour: $54.91 NA <br />Operating Cost/Hour: $73.65 100 <br />Ripper op. Cost/Hour: $0.00 0 <br />Operator Cost/Hour: $38.89 NA <br />Total unit Cost/Hour: $167.45 <br />Total Fleet Cost/Hour: $167.45 <br /> <br />MATERIAL QUANTITIES <br />Initial Volume: 900 <br />Swell factor: 1.060 <br />Loose volume: 954 LCY <br />Source of estimated volume: DRMS (incl. ~600 CY for SW highwall backfill) <br />Source of estimated swell <br />factor: <br />Cat Handbook <br /> <br />HOURLY PRODUCTION <br />Average push distance: 100 feet <br />Unadjusted hourly <br />production: <br />714.3 LCY/hr <br /> <br />Materials consistency description: Compacted fill or embankment 0.9 <br /> <br />Average push <br />gradient: <br />-25 % <br />Average site altitude: 7,550 feet <br /> <br />Material weight: 3,250 lbs/LCY <br /> <br />Weight description: Gravel - Pitrun <br />