Exam 9: Highway and Road Construction

Level crossing' is a

The maximum number of vehicles can be parked with

A circular curve may be a vertical curve.

The minimum length of a valley curve should be such that the head light beam sight distance is equal to the

Dead slow' is a

A horizontal curve on a road provides

A cubic spiral is

To prevent the development of excessive compressive stresses in the concrete pavements as a result of expansion caused by increase in temperature, the type of transverse joint provided is

The thickness of the parapet wall, on the valley side of the roadway, is usually kept as

In the absence of super-elevation on road along curves, pot holes are likely to occur at the

The maximum number of vehicles that can pass a vigen point on a lane during one hour without creating unreasonable delay, is known as practical capacity.

An essential gradient, which has to be provided for the purpose of road drainage, is called

The length of the vehicles does not effect the widths of shoulders.

The dowel bars are used in rigid pavements for

Highway density is defined as the total number of vehicles

The cost of construction of rigid pavements is

Clothoid is the ideal shape of a transition curve.

A breast wall is usually constructed on the hill side of the roadway.

The design criterion for the summit curves is the sight distance to be allowed on the highway.

In Telford construction, the side portions were made up of only one layer of broken stones and levelled off to give a camber not greater than