摘要
本文介绍了钻孔灌注桩施工正、反循环钻进成孔方法的合理选用,泵吸反循环参数选择及比较有效的气举反循环清孔法。
In the paper rational utilization of direct flushing and indirect flushing in bored pile construction are discussed, and Selection of parameter used the suction drilling method and effective method flushed hole bottom——air lift flushing are described.
出处
《建筑技术开发》
1998年第6期42-43,19,共3页
Building Technology Development
关键词
钻孔灌注桩
正循环
反循环
成孔工艺
Bored pile Direct flushing Indirect flushing Drilling technique