Transportation Engineering Quiz 3

If the aggregate of size 60-50 mm is to be tested for finding out the portion of elongated aggregates using the length gauge, the slot length of the gauge should be.

Psychological widening, at horizontal curves, is

For a design speed of 100 kmph, if the deviation angle of valley curve is 1/25, then the length of a curve for comfort consideration is nearly. (Given c = 0 .516)

A bitumen of grade 80/100 means

Camber is provided on the roads to

1) Prevent the entry of surface water into the subgrade soil through pavement.

2) Prevent entry of water into the bituminous layers.

3) To remove the water from pavement surface at eh earliest so that the skid resistance of pavement is recouped fast.

Of the above statements

For the relationship u = 50 – 0 .4 k, what will be the maximum flow?

Pick up the correct statement from following:

When two roads with two-lane, two-way traffic, cross at an uncontrolled intersection, the total number of potential conflict points would be