Double scaffolding is also known as ......Scaffolding

Tensile test is carried on ....Materials

Biggest of survey line is

Piece of timber whose breadth and thickness don't exceed 50mm is

In metric levelling staff the number of subdivisions per m length are

Light weight mortar is prepared by using

Presence of gas in water is indicated by

Local attraction is an error in survey is

Triangular weir is also called