Prestress introduction method
1. Overview
The prestress introduction method involves installing tendons on the exterior of existing concrete members and applying prestress in order to improve load bearing performance. This method is utilized for adapting to a change in the design live load or for addressing bridge load bearing performance issues when there has been degradation or damage.
2. Key Features
- The prestress introduction method has a clearer reinforcing effect, mechanically, than other reinforcing methods and is easy to maintain after reinforcement.
3. Our Construction
- Kire-Uriwari Viaduct reinforcing work