京沪高速山东段既有桥梁技术状况评价研究

Evaluation of the technical condition ofthe existing bridge Shandong section of the Beijing-Shanghai expressway

以京沪高速公路山东段改扩建为背景,介绍了目前既有桥梁结构和历年维修情况,对主要类型桥梁病害进行了调查分析。通过对桥梁病害结果进行数据分析,提出了桥涵加固措施,对该段桥梁技术状况做出分析评定。在桥梁技术状况方面提出结论,并对改扩建路段设计提出建议。

This paper taking the Shandong section of the Beijing Shanghai Expressway as the background,introduces the existing bridge structure and the years of maintenance,and investigates and analyzes the diseases of the main types of bridges.Based on the data analysis of bridge disease results,the reinforcement measures for bridges and culverts are put forward,and the technical condition of the bridge is analyzed and evaluated.Finally,the conclusions are drawn in terms of bridge technical conditions,and suggestions are put forward for the design of road sections.