Abstract: The present paper gives a technique used for strengthening of existing columns with reinforced concrete jacketing. After a massive earthquake of Nepal in 2015 also known as Gorkha Earthquake huge amount of lives as well as buildings, infrastructure was damaged. After that earthquake, lots of building needed to be strengthening its capacities to meet present code provision and to make them earthquake resistant building. In this paper, a non-destructive test of existing column will be first presented and after that strengthening techniques for that column will be described.
Keywords: Strengthening, Jacketing, NDT test, Retrofitting, RC building