79Â Â Â I) The gentleman who looks after the design, construction and maintenance of roads is called ____________
  XI) Road drainage is not essential aspect of highway engineering.
   1. State IRC classification of roads.
  Q3 What is Subgrade soil. What is its function? Explain CBR test to evaluate the strength of soil subgrade.
IRC classification of roads.
Define camber. Why it is provided? What are the disadvantages of heavy camber?
Camber. Why it is provided and disadvantages of heavy camber
Write a short note a super-elevation.
Short note a super-elevation.
What is the difference between tar and bitumen?
Difference between tar and bitumen
What are different causes of failure of bitumen roads?
Causes of failure of bitumen roads
Define landslide give its causes how will you prevents it.
Landslide give its causes how will you prevents it.
 State the briefly function of I.R.C.
Function of I.R.C.
What is road drainage? What is its necessity?
Road drainage and its necessity
Define road maintenance. Give its necessity.
Explain CBR test to evaluate the strength of soil subgrade.
What do you mean by road pavement. What are the different types of road pavements? State the merits and demerits of flexible and rigid pavements.
Merits and demerits of flexible and rigid pavements.
What is soil stabilization? What are the different methods of soil stabilization?
Soil stabilization and different methods of soil stabilization
What are WBM roads? State their advantage and disadvantage. Describe the various steps involved in the construction of WBM roads.
Steps involved in the construction of WBM roads.
Define soil erosion. What are the important methods to control soil erosion?