This paper introduces the actual provision about road bridge criterion controling durability, and some new methods to improve reinforced concrete bridge durability.
介绍了现行公路桥梁规范控制耐久性的规定，以及提高钢筋混凝土桥梁耐久性的新方法。
The design concept of durability has progressively become the tendency toward the development of bridge design.
桥梁耐久性设计概念已逐步成为桥梁设计的发展趋势。
Durability resistance at the section corner is relatively weak in the concrete bridge, therefore, the section corner is the key place of the durability maintenance.
混凝土桥梁的梁体截面角区及立柱截面角区的耐久能力相对较弱，是耐久性维护的关键部位。
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