In order to guarantee the safety service and life-span of long-span cable-stayed bridges, the uncertain type of analytic hierarchy process (AHP) method is adopted to access the bridge condition.

• 摘要为了确保大跨度斜拉桥的安全运营，保证桥梁的使用寿命，采用不确定型层次分析法对桥梁的状态进行评估。