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Page 3 of 81 <br />BULLDOZER WORK <br /> <br />Task description: Regrade Facilities Area <br /> <br />Site: Northfield Mine Permit Action: 2014 Updated Costs Permit/Job#: C2006085 <br /> <br />PROJECT IDENTIFICATION <br /> <br />Task #: 001 State: Colorado Abbreviation: None <br />Date: 7/25/2014 County: Fremont Filename: C085-001 <br />User: JHB <br /> <br />Agency or organization name: DRMS <br /> <br />HOURLY EQUIPMENT COST <br /> <br />Basic Machine: Cat D9T - 9SU <br />Horsepower: 405 <br />Blade Type: Semi-Universal <br />Attachment: NA <br />Shift Basis: 1 per day <br />Data Source: (CRG) <br /> <br />Cost Breakdown: <br /> Utilization % <br />Ownership Cost/Hour: $72.57 NA <br />Operating Cost/Hour: $143.16 100 <br />Ripper op. Cost/Hour: $0.00 0 <br />Operator Cost/Hour: $38.01 <br />NA <br /> <br />Total unit Cost/Hour: $253.73 <br />Total Fleet Cost/Hour: $253.73 <br /> <br />MATERIAL QUANTITIES <br /> <br />Initial Volume: 38,200 <br />Swell factor: 1.165 <br />Loose volume: 44,503 LCY <br /> <br />Source of estimated volume: Exhibit AC; Maps 11 and 12 <br />Source of estimated swell factor: Cat Handbook <br /> <br />HOURLY PRODUCTION <br /> <br /> <br />Average push distance: 200 feet <br />Unadjusted hourly production: 700.0 LCY/hr <br /> <br />Materials consistency description: Compacted fill or embankment 0.9 <br /> <br />Average push gradient: 10 % <br />Average site altitude: 5,400 feet <br /> <br />Material weight: 2,900 lbs/LCY <br /> <br />Weight description: Decomposed rock - 50% Rock, 50% Earth <br /> <br />Job Condition Correction Factor Source <br />Operator Skill: 0.750 (AVG.) <br />Material consistency: 0.900 (CAT HB)) <br />Dozing method: 1.000 (GEN.) <br /> <br />CIRCES Cost Estimating Software <br />