Construction Planning and Management
A wheeled tractor hauling unit is working on firm earth. The total loaded weight distribution of this unit is:Drive wheels: 25000 kgScraper wheels: 10000 kgIf the coefficient of traction for wheeled tractor on firm earth is 0.5, the rimpull which this tractor can exert without slipping is

5000 kg
22500 kg
10000 kg
12500 kg

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Construction Planning and Management
Batching refers to

Controlling the quantity of each material into each batch
Weighing accurately, the quantity of each material for a job before mixing
Adjusting the water to be added in each batch according to the moisture content of the materials being mixed in the batch
Controlling the total quantity at each batch

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