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EARTHWORK ESTIMATING -SCRAPER WORK (SINGLE SHIFT) <br />• TASK DESCRIPTION - Redistribute Topsoil over Sediment pond and office and <br />sediment drying areas. <br />HOURLY EQUIPMENT COST <br />MACHINE MAKE AND MODEL - CAT 623E <br />OWNERSHIP 43,83 <br />OPERATING 58.08 <br />OPERATOR 20.56 <br />MACHINE COST 122.47 <br />MATERIAL QUANTITIES <br />1,078 CUYD x 1.10 <br />VERIFICATION OF VOLUMES <br />SCRAPER PRODUCTION <br />HAUL ROUTE R ETURN <br />Length 300 ft 300 <br />Grade 0.00 % 0.00 <br />Roll Rst 5.00 % <br />00 % <br />TL <br />RES <br />5 5.00 <br />5 <br />00 <br />. <br />. <br />. . <br />Velocity 1338 fpm 2337 <br />Trvl. Tm. 0.36 MIN 0.30 <br />LOAD/SPRC 0.90 MIN 0.70 <br />TOTAL ROUND TRIP TIME <br />MATERIAL WT. 2100 LB/CUYD <br />PAYLOAD 50000 LB <br />ALTITUDE ADJ. 0.94 <br />MAXIMUM MACHINE PAYLOAD = 22.00 <br />PRODUCTION PER 50 MIN HOUR <br />TOTAL MATERIAL VOLUME <br />NUMBER OF SCRAPERS <br />JOB COST <br />TOTAL JOB TIME <br />COST PER HOUR <br />• COST PER UNIT VOLUME <br />SWELL = <br />From Fig. 2.2-2 <br />ft <br />TASK 15 <br />1,186 CUYD <br />fpm <br />MIN <br />MIN <br />2.26 MINUTES <br />23.81 CUYD <br />CUYD <br />457.52 <br />1,186 CUBIC YARDS <br />1 <br />2.59 HOURS <br />$122.47 <br />TOTAL JOB COST <br />$0.268 <br />$317.42 <br />Mc VOL 1 - Tbl 3.7-1 TASK 15 11 - 19 - 98 <br />