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Demo Worksheet Cont'd Task # TTT Page 52 of 155 <br />MATERIAL OUANTITIES <br />Initial volume: 2,090 CCY Swell factor: 1.125 <br />Loose volume: 2,351 LCY <br />Source of estimated volume: Operator Estimate; Exhibit 23 Task 1, Page 2 <br />Source of estimated swell factor: Cat Handbook <br />HOURLY PRODUCTION <br />Material weight: <br />2,650 lbs/LCY <br />Material description: <br />Decomposed rock - 25% Rock, <br />34.00 <br />75% Earth <br />Rated Payload: <br />81,600 pounds <br />Payload Capacity: <br />30.79 LCY <br />29.00 <br />Cvcle Time: <br />Scraper Loading Time: <br />Maneuver and Spread Time: <br />Job Condition Correction: <br />Scraper Bowl (volume) Basis <br />Struck Volume: <br />24.00 <br />LCY <br />Heaped Volume: <br />34.00 <br />LCY <br />Average Volume: <br />29.00 <br />LCY <br />Adjusted Capacity: <br />29.00 <br />LCY <br />1.00 Minutes <br />0.60 Minutes <br />Site Altitude: 5400 feet <br />Net Correction: 0.830 NA <br />Travel Time: <br />Road Condition: Rutted dirt, little maintenance, no water, F tire penetration 4.0 <br />Haul Route: <br />Seg # <br />Scraper <br />Push Dozer <br />Source <br />Altitude Adj : <br />1.000 <br />NA <br />(CAT HB) <br />Job Efficiency: <br />0.830 <br />NA <br />(CAT HB) <br />Site Altitude: 5400 feet <br />Net Correction: 0.830 NA <br />Travel Time: <br />Road Condition: Rutted dirt, little maintenance, no water, F tire penetration 4.0 <br />Haul Route: <br />Seg # <br />Haul Distance (Ft) <br />Grade <br />( %) <br />Roll. Res <br />( %) <br />Total Res <br />( %) <br />Velocity (fpm) <br />Travel Time <br />(min) <br />1 <br />1360.00 <br />0.00 <br />4.00 <br />4.00 <br />2394 <br />0.80 <br />Haul Time: 0.80 minutes <br />Return Route: <br />Seg # <br />Haul Distance (Ft) <br />Grade <br />( %) <br />Roll. Res <br />( %) <br />Total Res <br />( %) <br />Velocity (fpm) <br />Travel Time <br />(min) <br />1 <br />1360.00 <br />0.00 <br />4.00 <br />4.00 <br />2910 <br />0.63 <br />Return Time: <br />Total Scraper team cycle time: <br />Adjusted for job conditions: <br />Selected Number of Scrapers: <br />Adjusted single scraper team (unit) hourly production: <br />Adjusted multiple scraper team (fleet) hourly production: <br />Unadjusted unit production/hour: 1,148.51 LCY/Hour <br />Optimal Number of Scrapers per push dozer: <br />JOB TIME AND COST <br />0.63 <br />minutes <br />3.03 <br />minutes <br />953.27 <br />LCY/Hour <br />2 <br />Scraper(s) <br />953.27 <br />LCY/Hour <br />953.27 <br />LCY/Hour <br />CIRCES Cost Estimating Software <br />