Building Materials - Engineering

Q1:

The initial setting time of hydraulic lime, is

A 30 minutes

B 60 minutes

C 90 minutes

D 120 minutes

E 150 minutes.

ANS:D - 120 minutes

There are 3 types of hydraulic lime.

But, acc to IS code class A lime's (eminent hydraulic lime) initial setting time is 2 hrs.