REPAIR, REHABILITATION AND RETROFITTING OF RCC STRUCTURES FOR SUSTAINABLE DEVELOPMENT WITH THREE DIFFERENT CASE STUDIES

In this paper we have discussed about the case study of repair and rehabilitation work carried out for a G+3 residential apartments located very close to sea shore, Besant Nagar, Tamil Nadu, India. The Repair strategy involved, removal of delaminated concrete cover, anti corrosive coating, polymer modified mortar, injection of epoxy grout for the repair of beam column junction and masonry crack, self sacrificial anode to prevent corrosion of reinforcement, micro concrete for slab and column, additional reinforcement with anti corrosive coating, glass fibre wrapping for column to increase ductility, and polymer modified mortar for repair of RCC and Masonry cracks.