Technique of Reinforcement of Prestressed Concrete Inverted Siphon in the Weishui River

With the impact of bedload transport,the bottom of prestressed concrete conduit was damaged and the cross-section is reduced as well as the safety.The author proposed the scheme of strengthening with bonded steel plates at prestressed concrete conduit 90°and discussed the design principle and technique of prestressed concrete conduit strengthened with bonded steel plates.