摘要
以汤逊湖特大桥为例,介绍了复杂岩溶地区桩基钻孔前采用的预注浆处理技术及断桩事故处理的混凝土二次封底施工技术应用,保证了桩基施工进度和施工质量。
Pile foundation drilling complex karst regions using pre - grouting technology deal with the accident and broken pile concrete secondary back cover construction technology applications to case of Tangxunhu Bridge, to ensure that the pile foundation construction progress and construction quality.
出处
《四川建材》
2013年第2期180-181,183,共3页
Sichuan Building Materials
关键词
多层溶洞
预注浆
混凝土二次封底
multilayer eave
pregrouting
Concrete sec- ondary back cover technology
