以国内外桥梁健康监测及评估的理论和技术为基础,结合大型桥梁的结构特点和发展需要,分析了桥梁长期健康监测系统的组成、设计,结合大跨径预应力混凝土梁式结构桥梁的实际情况,着重介绍了实体工程新原高速公路小沟特大桥的长期健康监测系统的实施。 Based on the theory and technology of bridge health monitoring and assessment both at home and abroad, combining with the structural characteristics and development needs of large bridges, the paper analyzes the composition, design and the design of long-term bridge health monitoring system. Combining with the actual conditions of large span prestressed concrete beam bridge Situation, emphatically introduced the implementation of the long-term health monitoring system of Xinkou Expressway Xiao-Gou Bridge.