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Bulldozer Worksheet Cont'd Task#003 Page 1 of 2 <br /> BULLDOZER WORK <br /> Task description: Backfill and Grade Highwalls in Phase II and III area <br /> Site: Timnath Pit Permit Action: SO-1 Permit/Job#: M1989056 <br /> PROJECT IDENTIFICATION <br /> Task#: 003 State: Colorado Abbreviation: None <br /> Date: 10/30/2023 County: Larimer Filename: 003 <br /> User: JPL <br /> Agency or organization name: DRMS <br /> HOURLY EQUIPMENT COST <br /> Basic Machine: Cat D8T-8SU <br /> Horsepower: 310 <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: $241.38 NA <br /> Operating Cost/Hour: $143.92 100 <br /> Ripper own. $14.11 NA <br /> Cost/Hour: <br /> Ripper op. Cost/Hour: $1.86 25 <br /> Operator Cost/Hour: $40.04 NA <br /> Total unit Cost/Hour: $441.31 <br /> Total Fleet Cost/Hour: $882.62 <br /> MATERIAL QUANTITIES <br /> Initial Volume: 13,611 <br /> Swell factor: 1.115 <br /> Loose volume: 15,176 LCY <br /> Source of estimated volume: Division of Reclamation,Mining& Safety <br /> Source of estimated swell Cat Handbook <br /> factor: <br /> HOURLY PRODUCTION <br /> Average push distance: 60 feet <br /> Unadjusted hourly 1,246.9 LCY/hr <br /> production: <br /> Materials consistency description: Compacted fill or embankment 0.9 <br /> Average push -30% <br /> gradient: <br /> Average site altitude: 4,800 feet <br /> Material weight: 2,100 lbs/LCY <br /> Weight description: Earth-Loam <br /> Job Condition Correction Factor Source <br /> Operator Skill: 0.750 (AVG.) <br />