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Project Pikeview Quarry <br /> Date Dec-2019 <br /> WORKSHEET NO.5B <br /> PRODUCTIVITY AND HOURS REQUIRED FOR DOZER USE <br /> Earthmoving Activity: <br /> 4 Dozer-rip top 30' <br /> Characterization of Dozer Used(type,size,etc)3 <br /> D9R <br /> Description of Dozer Use(origin,destination,grade,haul distance,material,etc.) <br /> -2.0% grade on average <br /> 100 ft typical dozer push distance <br /> 2,700 Loose clay and sand density[lb/yd3] <br /> Productivity Calculations3• <br /> Operating = 0.8 * 10 08 1.0 * 0.9 0.9 * 10 * 1 1 = 0.6 <br /> Adjustment operator factor material factor work hour factor grade weight visibility elevation production <br /> Factor factor correction factor factor factor <br /> factor <br /> Net Hourly = 0.6 * 1,200 LCY/hr = 697 LCY/hr <br /> Production operating adjustment Normal Hourly <br /> factor Production <br /> Hours = 363,653 LCY / 697 LCY/hr = 521.4 hrs <br /> Required volume to be moved' net hourly <br /> production <br /> Data Sources. <br /> 1) Volume to be moved from Worksheet 3 <br /> 2) Hours required go to Worksheet 13 <br /> 3) Caterpillar Performance Handbook,Edition 37 <br />