Comprehensive health diagnosis of the tunnel structure of the fuzzy comprehensive evaluation

In this paper,we use two fuzzy comprehensive evaluation model to evaluate of the tunnel structure.In the comprehensive evaluation,we proceed from the indicators of factors,first of all factors of the criteria for a fuzzy comprehensive evaluation,then the target of a two fuzzy comprehensive evaluation.In this way,We can keep abreast of the tunnel structure of the overall health status and offer advice for the strengthening and maintenance of the tunnel,through the observation and statistics of the various diseases of the tunnel.