简支梁桥作为梁式桥中应用最为广泛的桥形之一。通过对钢筋混凝土简支梁桥结构的耐久性影响因素分析，选择合理的钢筋混凝土结构寿命评估准则，能够进一步对钢筋混凝土简支梁桥结构耐久性的设计和评定。% Simply supported beam bridge is the most widely used in girder bridges. By analysis on influencing factors to the simply supported reinforced concrete beam bridge durability, it can choose a reasonable reinforced concrete structural life assessment criteria and further improve the design and assessment of durability of reinforced concrete simply supported beam bridge structure.
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