For constructing a structure in water, we use a type of stone that possesses the ability to float on water. What is it called?

A cement is unfit for use if it absorbs moisture in excess of ________.

The factor of safety of a building is:

In a steel structure, what is an under-reinforced section?

Which is used for making building materials capable of withstanding temperature of 773.15 Kelvin?

Calculate the length which must be embedded in order to develop a resistance equal to the tensile pull in a steel rod having a diameter of 20 millimeters, when the value of maximum permissible tensile stress in tension is 80 newtons per square millimeter and the value of the bond stress between the concrete and the steel bar is 100 newtons per square millimeter.

Who is the Hearing Officer?

What is the function of a handrail?

What is the purpose of a habitable room?

What is the purpose of a guardrail?

Which of the following is true about ground anchors?