Question

What is the range of contraction for this concrete in mm/m?

(a) .5-1

(b) .6

(c) <1

(d) >1

I have been asked this question during an interview for a job.

I'd like to ask this question from Sulphur Infiltrated Concrete, FRC topic in division Special Concrete and Concreting Methods of Concrete Technology

Answer 1

Correct answer is (a) .5-1

Explanation: 0.5-1 mm/m is the range of contraction for Sulphur infiltered concrete where as .6mm/m is for OPC.