The most suitable type of equipment for compaction of cohesive soils is_________________?

A. Smooth-wheeled rollers
B. Vibratory rollers
C. Sheep foot rollers
D. Tampers

The basic action involved in sheep foot rolling is_______________?

A. Kneading
B. Pressing
C. Tamping
D. Vibration

Preliminary project report for a road project must contain___________________?

A. The detailed estimated cost based on detailed design
B. The several alternatives of the project that have been considered
C. The soil survey, traffic survey, concept design and approximate cost
D. The contract documents for inviting tenders

Sensitivity analysis is a study of__________________?

A. Comparison of profit and loss
B. Comparison of assets and liabilities
C. Change in output due to change in input
D. Economics of cost and benefits of the project

Wheeled tractors are replacing crawler tractors because________________?

ConSider the following statements?
D. None of these

In the time-cost optimisation, using CPM method for network analysis, the crashing of the activities along the critical path is done starting with the activity having________________?

A. Longest duration
B. Highest cost slope
C. Least cost slope
D. Shortest duration

The rated loads of lifting cranes, as percentage of tipping load at specified radius, for crawler-mounted, and pneumatic tyremounted machines would be respectively_________________?

A. 80 and 90
B. 90 and 80
C. 85 and 75
D. 75 and 83

Batching refers to________________?

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

For excavating utility trenches with precise control of depth, the excavation equipment used is_______________?

A. Hoe
B. Shovel
C. Dragline
D. None of the above

Which one of the following is not an excavating and moving type of equipment ?

A. Bulldozer
B. Clam shell
C. Scraper
D. Dump truck