High Performance concrete works out to be economical.

Use of HSC in column ______

Maximum size of aggregates are used to produce 70MPa compressive strength is ____

According to figure, what is the approximate value of strength of 50mm cube in MPa for gel-space ratio .6?

Due to low w/c ratio _________

A lower ratio leads to _______

Use of HSC in column _______

For concrete exposed to a very aggressive environment the w/c should be lower than _____