It is necessary to appoint a structural Consultant for repairs. He does the physical examination and testing of the structures is first done and weak spot /areas are identified.
Consultant prepares and estimates the cost by preparing bill of quantities of various items/area of repairs.
Q. What are the steps followed in Concrete / Masonry Repairs?
Defective ( Cracked ) portion of concrete or plaster has to be removed.
During repairs, columns, beams must be supported to reduce load on this members.
Remove all rust from steel bars.
Wash & clean the entire surface before taking up repairs.
If masonry is in bad condition it should be replaced.
The repaired surface must be scratched and roughened to give mechanical bond with subsequent finishing coats of mortar or plaster.