三门口跨海大桥南门桥深水基础施工技术

Construction technique of deep-water foundation of Southgate Bridge in Sanmenkou cross-sea Bridge

介绍了三门口跨海大桥南门桥深水基础的工程概况，针对工程特点，详细阐述了水下钻孔灌注桩、承台施工的要点和保证工程质量的措施，可供类似工程借鉴。

It introduces general condition of deep-water foundation construction of Southgate Bridge in Sanmenkou cross-sea Bridge. In light of engineering features, it illustrates construction essentials of under-water drill-pouring pile and pile cap and guarantee measures for construction quality, which to offer a reference for the same kind of construction.