Today, strengthening is one of the interesting issues in the field of building industry and its importance is increasing more and more. Beams are member of structure that are designed for flexture and shearing. They might require strengthening for various reasons such as wrong design, improper performance, excessive loading and change of structures occupancy. There are different methods for strengthening the structures occupancy. There are different methods for strengthening the beams such as usage of concrete jacket, addition of steel plates and usage of FRP materials. Nowadays, usage of...