水下自密实混凝土封底在苏通大桥的应用

Application of Underwater Self-compaction Concrete in Bottom Sealing of Sutong Bridge

介绍了水下自密实混凝土的配合比设计,生产,检验方法及验收等一系列问题,总结了苏通大桥承台成功封底的施工工艺,对以后同类施工有一定指导和借鉴。

In this article,authors introduce some aspects of underwater self-compaction concrete such as match ratio design,production,check methods and acceptance and so forth,conclude construction methods of bottom sealing of cushions of Sutong Bridge,and these experiences can be referred by future similar construction.