ABSTRACT
ABSTRACT: In China, most of the bridges in service are beam bridges. Studying and developing safety alerting system for beam bridges is very practical meaningful for ensuring their security and improving the service level. On the basis of the description on the alerting and health monitoring technology of bridges at present, the overall design and some key technologies were discussed, such as monitoring scheme, data gathering and transmitting, signal disposal, database design, security index system construction, comprehensive assessment strategy etc.
