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Project Pikewew Quarry <br /> Date Dec-2019 <br /> WORKSHEET NO.5A <br /> PRODUCTIVITY AND HOURS REQUIRED FOR DOZER USE <br /> Earthmoving Activity: <br /> 2 Dozer push down hill <br /> Characterization of Dozer Used(type,size,etc.)3 <br /> D9R <br /> Description of Dozer Use(origin,destination,grade, haul distance,material,etc.) <br /> -40.0% grade on average <br /> 500 ft typical dozer push distance <br /> 2,700 Loose clay and sand density[lb/yd) <br /> Productivity Calculations3: <br /> Operating = 08 * 1 0 * 0.8 1.8 * 0.9 * 09 1.0 * 1.1 = 1.0 <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 = 1.0 375 LCY/hr = 377 LCY/hr <br /> Production operating adjustment Normal Hourly <br /> factor Production <br /> Hours = 731,942 LCY / 377 LCY/hr = 1,940 7 hrs <br /> Required volume to be moved' net hourly 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 />