The tresaguet method of laying roads was developed in the year?

The method of providing a definite cross slope by varying thickness of foundations under roads was proposed by?

The cross slopes provided for drainage water under Macadam’s construction road is?

The broken stones that were used in construction of roads in macadam’s construction were?

What effect does calcium sulphate have on cement?

Which of the following adds a quick-setting property to cement?

Excess of Alkali in cement results in: