Question

Arrange the following components of a typical flexible pavement from bottom to top in correct sequence:
A. Prepared soil subgrade
B. Granular subbase cum drainage layer
C. Granular base course
D. Surface course
Choose the correct answer from the options given below :

• A. A, C, B, D
• B. A, B, C, D
• C. B, A, C, D
• D. C, D, A, B

Hint:

Mnemonic: "S-SB-B-S" (Subgrade, Subbase, Base, Surface). Remember that materials get "stronger and more expensive" as you move from the bottom to the top of the pavement!

Answer 1

The Correct Option is B