A large factor of safety should be adopted in the design of ______ as it is difficult to assess the actual loads.

____________ is necessary to tie back the scaffolding with the building at suitable levels.

In _____ method, the piles are driven along both the sides of existing wall and the needle in the form of pile caps are …

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

_________ is a Board placed parallel to the Ledgers and supported between the Putlogs.

__________ method is used to restore slab or pavement which has settled.

In ______ type of scaffolding, in place of timber, the Steel tubes can be effectively used for the scaffolding work.

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