Rebound hammer test for Hardened concrete?

We use rebound hammer to calculate the compressive strength of concrete. Concrete construction is generally gives trouble free service throughout its intended design life. However, we require these test ,

Water Content of soil and determination

Water content or moisture content of the soil is defined as the ratio of the weight of water to the weight of solids in a given mass of soil. It

What is concrete and How it is made?

Concrete Concrete is the backbone of civil engineers. It is one of the most widely used construction material because of its own stand out efficiencies. It is a man made