摘要
该文结合武汉江汉六桥工程实例,介绍旋挖钻机和气举反循环回旋桩基联合成孔的施工工艺。该工艺解决了复杂地质区大直径超长桩施工难题,缩短工期,提高工程质量,取得显著的社会和经济效益,可供同行参考。
The article introduces the rotary drilling rig and air lift reverse circulation rotary pile foundation united holing construction technology by Wuhan Jianghan Bridge No.6 Project.This technology solves the construction difficulty of large-diameter super-long pile in the complicated geological zone to shorten the construction period,to improve the engineering quality and to achieve the obvious social and economical benefits,which can be referred for the similar projects.
出处
《城市道桥与防洪》
2013年第4期128-131,14,共4页
Urban Roads Bridges & Flood Control
关键词
大直径
超长桩
多机联合成孔
large-diameter,super-long pile,machine united holing
