If N is the net difference of grades, S is the minimum overtaken sight distance in metres, the length (L) of a summit curve, is

The maximum safe speed on roads, depends on the

The basic formula for determination of pavement thickness was first suggested by

Traffic engineering only includes

Increase in traffic volume, due to increase in transport vehicles, is known as

For the movement of vehicles at an intersection of two roads, without any interference, the type of grade separator generally preferred to, is

If R is the radius of a main curve and L is the length of the transition curve, the shift of the curve, is

If the ruling gradient on any highway is 3%, the gradient provided on the curve ofmetre radius, is

A district road with a bituminous pavement has a horizontal curve ofm for a design speed ofkm ph. The super-elevation is

The weight of vehicles affects

As per recommendations of I.R.C., traffic volume study is carried out for rural roads for 7 days continuously during

The minimum value of camber provided for thin bituminous surface hill roads, is

The minimum ratio of the radii of two circular curves of a compound curve, is kept

Reinforcement in cement concrete slab of road pavements, is placed

Design of horizontal and vertical alignments, super-elevation, sight distance and grades, is worst affected by

If d is the thickness of a concrete pavement, the equivalent radius b of resisting section for an interior loading, is

Thickness of a pavement may be reduced considerably by

According to IRC : 52-for a single lane National Highway in hilly region,

The total length of a valley formed by two gradients -and +curve between the two tangent points to provide a rate of change of centrifugal acceleration 0.6 m/sec², for a design speedkm ph, is

If x% is the gradient of an alignment and y% is the gradient after proper superelevation along a curved portion of a highway, the differential grade along the curve, is

In an ideal transition curve, the radius of curvature

The width of pavement in addition to a gravelled berm 1 m on either side for a two directional traffic recommended by Nagpur Conference of Chief Engineers, is

Before providing super-elevation on roads, the portion of the carriageway between the crown and the outer edge is made

When load is applied on concrete pavement

The length of a transition curve, is governed by

Widening of the roads on curves in hilly region, is done

Pick up the correct statement from the following:

Customers prefer parking of their vehicles at

Pick up the incorrect statement from the following. On highways circular curves may be

Along horizontal curves, if centrifugal force exceeds lateral friction, vehicles may