What was the development allowance given to the first 20-year road plan (Nagpur plan)?
The slope of the pavement is less than that of the shoulder.
The result of the ring and ball softening point test on asphalts is given in terms of
The value of downgradient effect on SSD (Stopping Sight Distance) is the ratio of:
Which organization was first formed for highway development in India?
What is the main reason for using bitumen in the construction of bituminous macadam pavement?
Which one of the following items of hill road construction does not help in prevention of landslides during the monsoon season?
The design speed of a highway is 80 km/h and the radius of the circular curve is 150 m in plain topography. What is the minimum length of the transition curve? (Neglect the case of change of superelevation)
The radius of a horizontal circular curve is 100 m. The design speed is 50 km/h. What is the equilibrium superelevation, if the pressure on both the inner and outer wheels are equal? (Assume lateral friction coefficient = 0.15)
Which of the following statements about a vehicle traversing a horizontal curve are CORRECT?