基于变权层次分析法和模糊综合评价法的西藏地区桥梁健康状况评估及应用

Bridge Health Evaluation in Tibet Based on Fuzzy Synthetic Evaluation Method and Analytic Hierarchy Process

摘要: 桥梁健康状况的评估对决策者具有重要意义。本文采用变权层次分析法和模糊综合评估的科学方法，建立了桥梁健康状况的评估模型，并结合具体工程实例进行了应用分析。分析结果表明：用变权层次分析法和模糊综合评价法对西藏地区桥梁进行评估，既便捷又科学，提高了桥梁健康评估的可靠度，为西藏地区桥梁的管理提供了依据。

Abstract: It is significant for decision makers to evaluation bridge health. In this paper, the fuzzy comprehensive evaluation model of bridge healthy situation was built with multiarrangement fuzzy evaluation scientific method. Combined with specific engineering example, the applied analysis was carried out. The analytical results indicated that combination AHP method with multiarrangement fuzzy evaluation make bridge health evaluation in Tebit not only scientific but also enhanced confidence level of bridge health evaluation. It also provides an evidence for the management of the bridge.