The method of design of flexible pavement as recommended by IRC is Benkelman beam method Westergaard method CBR method group index method TRUE ANSWER : ? YOUR ANSWER : ?
The group index for a soil, whose liquid limit is 40 percent, plasticity index is 10 percent and percentage passing 75 micron IS sieve is 35, is 7 0 5 3 TRUE ANSWER : ? YOUR ANSWER : ?
The camber for hill roads in case of bituminous surfacing is adopted as 0.025 0.02 0.04 0.03 TRUE ANSWER : ? YOUR ANSWER : ?
If aggregate impact value is 20 to 30 percent, then it is classified as exceptionally strong unsuitable for road surfacing satisfactory for road surfacing strong TRUE ANSWER : ? YOUR ANSWER : ?
The ductility value of bitumen for suitability in road construction should not be less than 30 cm 20 cm 10 cm 50cm TRUE ANSWER : ? YOUR ANSWER : ?
With increase in speed of the traffic stream, the maximum capacity of the lane decreases increases first decreases and then increases after reaching a minimum value at optimum speed first increases and then decreases after reaching a maximum value at optimum speed TRUE ANSWER : ? YOUR ANSWER : ?
The transition curve used in the horizontal alignment of highways as per IRC recommendations is lemniscate cubic parabola spiral Any of these TRUE ANSWER : ? YOUR ANSWER : ?
If b is the wheel track of a vehicle and h is the height of centre of gravity above road surface, then to avoid overturning and lateral skidding on a horizontal curve, the centrifugal ratio should always be greater than b/2h and less than co-efficient of lateral friction greater than b/2h and also greater than coefficient of lateral friction less than b/2h and also less than co-efficient of lateral friction less than b/2h and greater than co-efficient of lateral friction TRUE ANSWER : ? YOUR ANSWER : ?
On a right angled road intersection with two way traffic, the total number of conflict points is 24 18 6 11 TRUE ANSWER : ? YOUR ANSWER : ?
For the design of super elevation for mixed traffic conditions, the speed is reduced by 15% 25% 20% 75% TRUE ANSWER : ? YOUR ANSWER : ?