Highway Engineering - Engineering

Q1:

Newly constructed pavement with ordinary Portland cement attains its working strength after

A 7 days

B 14 days

C 21 days

D 28 days

E 42 days

ANS:D - 28 days

Pavements constructed with OPC attains working strength in 28 days.

Pavements constructed with Rapid Hardenning cement attains working strength in 7 days.

Usually RHC is used for Pavements.