Tech Spotlight: An Economical Solution for Strengthening Concrete Columns
Mo R. Ehsani
Appears on pages(s):
laminate, strength, retrofit, capacity
Reinforced concrete columns in older buildings may require strengthening because of loss of capacity due to corrosion of reinforcing steel or poor quality of the original construction. This article describes a method for enhancing both the axial and flexural capacity of such columns using a fiber-reinforced polymer laminate and provides examples of two retrofit options.