UPSC Civil Service Exam Questions - Engineering

Q1:

What is the recommended grade of tar for grouting purpose ?

A RT - 1

B RT - 2

C RT - 3

D RT - 5

ANS:D - RT - 5

RT1 - Cold conditions.
RT2 - INDIAN conditions.
RT3 - Surface course.
RT4 - Base course.
RT5 - Grouting purpose.