In ______ method of underpinning, the existing wall is divided into suitable sections of width about 1.20 metre to 1.50 …

_________ method is useful when the soil consists of sand or granular material.

In ______ type of scaffolding, the working platform is supported on movable contrivances such as Ladders, tripods, etc.,…

___________ is the most common type of scaffolding and is widely used in the construction of brickwork.

Sometimes the structures are to be temporarily supported. This is achieved by what is known as the _____

When one building is higher than the other _________ may be provided on the horizontal shores.

___________ type of Shoring is suitable for a maximum distance of about 9 m between the adjacent parallel walls.

__________ type of scaffolding is used when the proper hard ground is not available for the standards to rest.