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
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