清远北江大桥扩建工程刚架拱桥台后深软基的处理

针对清远北江大桥扩建工程刚架拱北桥台后出现的深软基,提出了几种处理方法.经过技术和经济的综合比选后,采用了桥梁跨越深软基的最佳方案,取得了比较理想的效果.

Treatment of Deep Weak Foundation in the Rear of Abutment of Rigid Frame Arch Bridge on Extension Engineering of Bridge over Qingyuanbei River

As example with construction of massive concrete footing of Xushuigou extra bridge on freeway,the paper introduces techniques for control of crack of massive concrete arising from temp stress from selection of raw and processed materials,design of proportioning,concrete curing as well as construction monitoring.