Research of Risk Assessment Technology for Long-span Bridge

Risk assessment technology is very important to improve the bridge construction and operation of the safety level, and to reduce the risk loss. This paper summarizes the main advances in risk assessment technology of bridge at home and abroad. This paper elaborates the key technique system of long-span bridge risk assessment at the recent years and the problems that are needed to solve urgently, the comprehensive assessment of standard system, and risk assessment method, technology, results, conclusion of long-span Bridge. The major technical and the key common technical are integrated comprehensive. The applications of risk assessment achievements in the typical project have important practice significance.