The approx. ratio of the direct tensile strength to direct compressible strength test is

For concreting tunnel linings, transportation of concrete is done by

After the curing of 28 days, the concrete gains strength upto (As per IS)

The function of aggregates in concrete is to serve as

An aggregate which passes through 25 mm I.S. sieve and is retained on 20mm sieve, is said to be flaky if its least dimen…

The sum of the percentage of tricalcium silicate and dicalcium silicate for Portland cement varies from

The shrinkage of concrete

Di-calcium silicate (C2S)