摘要
结合元磨高速公路K306+814特大桥工程概况,详细介绍了该工程桩基础施工方法的比较与选择,经分析,采用竖井掘进成孔工艺进行施工,解决了大直径桩深基础在硬质岩区施工难、工期长的难题,为类似工程提供了参考依据。
Combined with general engineering situations of K306 ＋ 814 super large bridge in Yuan-Mo expressway the selection of construction of pile foundation of this work is introduced in detail. Based upon comparative analysis vertical excavation technology is introduced, which resolve the difficulties encountered in construction of large diameter pile foundation in hard rock region and provide good references for similar works.
出处
《山西建筑》
2008年第5期152-153,共2页
Shanxi Architecture
关键词
大直径桩基础
施工
高速公路
混凝土
安全性
large diameter pile foundation, construction, expressway, concrete, safety
作者简介
隋玉明（1976-），男，工程师，江西省交通设计院，江西南昌330002
刘映（1975-），男，工程师，江西省交通设计院岩土工程所，江西南昌330002
