Question: how to find A CAT 824 dozer (wheel-type tractor) using a straight blade (S) is pushing a very sticky material weighting 106 pounds per cubic

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A CAT 824 dozer (wheel-type tractor) using a straight blade (S) is pushing a very sticky material weighting 106 pounds per cubic foot in its bank state. The soil material is known to swell 9% from bank to loose state. The dozer is being used to push the soil for 200ft on a 5% grade. Consider the operator skill to be average on good job conditions. Work efficiency is 55 minutes per hour. How long will the dozer take to move 2,680 bcy over the 200 feet? Use ideal productivity (Method 1 of Chap 7 Lecture) and consider any factor not given as 1
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