|At a particular time during the construction, the site manager realizes that the actual excavation will be in the range of 110,000 cubic yards. Based on the new quantity, he figures that he will have 30,000 cubic yards left. From the main office, the following job information is available:
17.6 The following planned figures for a trenching job are available:
Quantity Resources(hours) Cost
Excavation—second Machines1000 $100,000
Hauling
Labor 5000 $100,000
100,000 cubic yard Trucks 2000 $ 62,500
At a particular time during the construction, the site manager realizes that the actual excavation will be in the range of 110,000 cubic yards. Based on the new quantity, he figures that he will have 30,000 cubic yards left.
From the main office, the following job information is available:
Resources Cost
Machines 895 hours 85000
Labor 6011 work hours 79000
Trucks 1684 hours 50140
What would concern you as manager of this job?
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