桥头跳车问题与台背回填施工质量管理

Relation of Vehicle Bump at Bridge Head to Quality Management of Platform Back Construction

分析了桥头跳车产生机理与一般处理措施及其与台背回填施工的关系 ,结合沈大高速公路改扩建工程项目中的施工经验 ,阐述了台背回填施工的技术要点和进行施工监理中应注意的问题。

The paper analizes the relations of the vehicle bump mechanism at bridge head to the ordinary technique treatment and the platform back backfill construction.From the construction experience in reconstruction and extension projects on Shen-Da Freeway,the paper clarifies the technique essentials for platform back backfill and the problems which should be noticed in construction supervision.