GATE2020 Transportation Rapid Mini Mock for ESE & GATE CE Exams

Question 1

In a dual wheel assembly if P is equal to each wheel load, S is centre to centre distance of dual wheels and d is the distance between walls of wheels then

Question 2

If the self-weight of the pavement slab is considered, the temperature stresses at the top of the slab during night time will be

Question 3

Which of the following is a correct relation according to Westergaard’s theory (the symbols carry their usual meanings)

Question 4

The ratio of deflection at the centre for a flexible plate and rigid plate of same diameter subjected to same pressure in a given soil is

Question 5

The Design of a road is 100 kmph. Assume the reaction time of the Driver is 2.5 s and co-efficient of friction of pavement surface is 0.35. The required Stopping Sight Distance for two way traffic on a double lane road is

Question 6

On a section of a highway the speed-density relationship is linear and is given by

; where v is in km/h and k is in veh/km. The capacity (in veh/h) of this section of the highway would be

Question 7

A transition curve has length 50cm & curvature 0.1 cm^-1 . Shift for transition curve is-

Question 8

A Marshall specimen is prepared for bituminous concrete with a a bitumen content of 5 percent by weight of total mix. The theoretical and the measured unit weights of the mix are 2.442 g/cm³ and 2.345 g/cm³, respectively. The bitumen has a specific gravity of 1.02. The percent voids in mineral aggregate filled with bitumen (VFB) are

Question 9

Benkelman beam deflection studies were carried out and following results were found:
Characteristic deflection D_C = 1.6 mm
Correction factor for subsequent increase in subgrade moisture content = 1.5
Temperature during test = 30℃
Allowable deflection D_a = 1 mm
The overlay thickness of granular material will be --------- mm.

Question 10

The spot speed measurements (in km per hour) at a particular site were as given below: 46, 56, 40, 92, 63, 75, 68, 90, 70, 65
The difference between time means speed and space mean speed is --------- km/hr.

Question 11

What is the gravel equivalent C-value of a three layout pavement section having individual C-values as given below?
[Use California resistance value method]

Question 12

The radius of a horizontal circular curve on a highway is 120 m. The design speed is 60
km/hour, and the design coefficient of lateral friction between the tyre and the road surface is 0.15. The estimated value of superelevation required (if full lateral friction is assumed to
develop), and the value of coefficient of friction needed (if no superelevation is provided) will, respectively, be