Estimate the total time and cost, and the cost per cubic yard, bank measure, for the second
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Question:
Estimate the total time and cost, and the cost per cubic yard, bank measure, for the second balance point, Sections IV and V, of the mass diagram in Figure 7.9.
A self-loading scraper with a 15-cy, loose measure, capacity will be used for the excavating and hauling. Assume an average haul speed of 12 mi/hr and return speed of 20 mi/hr. Use a 3-min load time and 2-min dump time. Assume a 45-min effective hour and a swell factor of 8%. The hourly cost of the scraper, with operator, is $110.00/hr.
Related Book For
Operations Management in the Supply Chain Decisions and Cases
ISBN: 978-0073525242
6th edition
Authors: Roger Schroeder, M. Johnny Rungtusanatham, Susan Goldstein
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