For a vehicle moving with a speed ofkm per hour, the brake reaction time, in ordinary cases, is

Design of horizontal curves on highways, is based on

Design of horizontal curves on highways, is based on

For a vehicle moving with a speed ofkm per hour, the brake reaction time, in ordinary cases, is

In ideal pavement is constructed with

Degree of a road curve is defined as the angle in degrees subtended at the centre by an arc of

The tangent length of a simple circular curve of radius R deflecting through θ°, is

Formation width of a hill road is the distance between

If the designed speed on a circular curve of radiusm iskm/hour, no superelevation is provided, if the camber, is

The width formation of a road means the width of

On a pavement with parabolic camber, the angle of inclination of the vehicles will be

The distance travelled by a moving vehicle during perception and brake reaction times, is known as

Which one of the following transportation systems is not used for the conveyance of passengers in India?

For a 6.6 m wide two lane pavement, berms are provided on either side having a width of

California Bearing Ratio method of designing flexible pavements is more accurate as it involves

Volume of traffic which is due to improvement carried out in adjacent area, is known as

Width of a rotary round should be equal to

If P is the number of vehicles per day at last census, r is the increase in traffic and n is the number of years passed after last census, number of vehicles A per day for design, is

Retaining walls are generally constructed with dry rubble stones withcm top width and

On earth roads, the camber should preferably be

Indian Road Congress (I.R.C.) was founded and constituted with its head quarters at New Delhi, in

The difference in gradients after full super-elevation and the initial alignment of a road, is known as

Following type of pavement is generally known as flexible pavement

Thickness of broken line markings on multi-lane road for lanes is generally kept

For the design of cement concrete pavement for corner loading, Indian Road Congress recommends the use of

Pick up the incorrect statement from the following:

If R is the radius of a main circular curve, Δ is the angle of deflection and α is the polar deflection angle of any point, its radial distance is

Longitudinal pavement lines marked broken in white paint

The gradients of trace cuts for hilly roads, are kept

Roughness index of roads, is expressed as