Question: A power-shift crawler tractor is excavating tough clay and pushing it a distance of 95 ft (29 m). Maximum reverse speeds are: first range, 3 mi/h (4.8 km/h); second range, 5 mi/h (8.1 km/h); and third range, 8 mi/h (12.9 km/h). Rated blade capacity is 10 LCY (7.65 LCM). Estimate dozer production if the job efficiency factor is 0.83.