Reinforced cement concrete is equally strong in taking

Durability of cement concrete generally improves by

A concrete having a slump of 6.5, is said to be

Maturity of concrete means

The aggregate which pass through 75 mm IS sieve and entirely retain on 4.75 mm IS sieve is known as

The grade of concrete M 150 means that compressive strength of 15 cm cube after 28 days, is

Water-cement ratio is, usually, expressed in

The size of fine aggregated does not exceed