通过分析影响桥梁安全和耐久性的因素,探讨了提高桥梁安全和耐久性的必要措施：包括要有不断健全的规章、规程、制度和建立科学的管理体系,确保桥梁工程的设计质量、施工质量、运行检测及维护;开展桥梁安全与耐久性的设计理念的研究;引入桥梁寿命期理念和建立寿命期内的问责制;进行桥梁风险评估,引入保险机制,以达到预期的改善效果。%Through analyzing factors influencing bridge safety and durability,the thesis explores the necessary measures for improving bridge safety and durability including continuously enhancing regulations,rules,and system,establishing scientific management,ensuring design quality,construction quality,operation detection and maintenance of bridge engineering,launching the design of design concept of bridge safety and durability,inducing bridge service concept and establishing accountability system in life circle,carrying bridge risk assessment,and introducing insurance mechanism,so as to achieve the expected improving effect.
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