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SCRAPER TEAM WORK <br />Task description: Haul Fill from Upper Mat'l Strge Area to B -Seam Portal Bench <br />Site: Bowie No. 2 Mine Permit Action: Permit Renewal 3 Permit/Job #: C1996083 <br />PROJECT IDENTIFICATION <br />Task #: 013 State: Colorado <br />Date: 5/15/2012 County: Delta <br />User: SLB <br />Agency or organization name: DRMS <br />HOURLY EQUIPMENT <br />- Scraper: Cat 627G <br />- Dozer: NA <br />Support Equipment -Load Area <br />-Dump Area <br />Road Maintenance —Motor Grader <br />-Water Truck <br />NA <br />NA <br />NA <br />NA <br />Abbreviation: None <br />Filename: C083 -013 <br />COSTShift basis: 1 per day <br />iption <br />Cost Breakdown: Scraper Work Team Support Eauipment Maintenance Eauipment <br />Total work team cost/hour: $547.82 <br />MATERIAL OUANTITIES <br />Initial volume: 53,000 CCY Swell factor: 1.165 <br />Loose volume: 61,745 LCY <br />Source of estimated volume: Operator Estimate <br />Source of estimated swell factor: Cat Handbook <br />HOURLY PRODUCTION <br />Scraper Bowl (volume) Basis: <br />Material weight: 2,900 lbs/LCY Struck Volume: 15.70 LCY <br />Material description: Decomposed rock - 50% Rock, Heaped Volume: 22.00 LCY <br />50% Earth <br />Rated Payload: 52,800 pounds Average Volume: 18.85 LCY <br />Payload Capacity: 18.21 LCY Adjusted Capacity: 18.21 LCY <br />Scraper <br />Dozer <br />Load Area <br />Dump Area <br />Motor Grader <br />Water Truck <br />%Utilization- machine: <br />100 <br />NA <br />NA <br />NA <br />NA <br />NA <br />Ownership cost/hour: <br />$68.13 <br />NA <br />NA <br />NA <br />NA <br />NA <br />Operating cost/hour: <br />$180.83 <br />NA <br />NA <br />NA <br />NA <br />NA <br />Ripper op. cost/hour: <br />NA <br />NA <br />NA <br />NA <br />NA <br />NA <br />Operator cost/hour: <br />$24.95 <br />NA <br />NA <br />NA <br />NA <br />NA <br />Unit Subtotals: <br />$273.91 <br />NA <br />NA <br />NA <br />NA <br />NA <br />Number of Units: <br />2 <br />0 <br />0 <br />0 <br />0 <br />0 <br />Group Subtotals: <br />Work: <br />$547.82 <br />Support: <br />$0.00 <br />Maint: <br />$0.00 <br />Total work team cost/hour: $547.82 <br />MATERIAL OUANTITIES <br />Initial volume: 53,000 CCY Swell factor: 1.165 <br />Loose volume: 61,745 LCY <br />Source of estimated volume: Operator Estimate <br />Source of estimated swell factor: Cat Handbook <br />HOURLY PRODUCTION <br />Scraper Bowl (volume) Basis: <br />Material weight: 2,900 lbs/LCY Struck Volume: 15.70 LCY <br />Material description: Decomposed rock - 50% Rock, Heaped Volume: 22.00 LCY <br />50% Earth <br />Rated Payload: 52,800 pounds Average Volume: 18.85 LCY <br />Payload Capacity: 18.21 LCY Adjusted Capacity: 18.21 LCY <br />