介绍了影响混凝土桥梁耐久性的因素和采取哪种措施可提高桥梁耐久性，针对国内许多桥梁长期超负荷运行，桥梁安全隐患较多的现状进行了分析，提出应从指导思想、制度、技术等方面全方位提高桥梁的工程耐久性。%The paper introduces the factors which influence the durability of the concrete bridge and the ways to improve the durability of bridges, analyzes the current status for the bridges in China, including the ]ong-term overloading operation and more safety hazards of bridges, and points out the engineering durability of the bridge can be improved from all sides, including the directional ideas, the system and technique.
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