The protecting part of the tread beyond the face of Riser is known as a ______

The total length of a Stair in a horizontal plane is known as the ______

In _______ types of stairs, the steps radiate from the centre and they do not have either any landing or any intermediat…

___________ consist of slabs of Stones which are placed across the opening.

___________ gives excellent exposed concrete surface requiring no further finishing treatment.

Identify the type of Arch given below.

A _____ is a sloping surface and it is adopted as a substitute for stair for easy connection between the floors.

In _______ arrangement, the steps are triangular in shape and they are cut in such a way so as to obtain aci plain Soffi…