浅析复杂地质条件下人工挖孔桩的应急处理技术措施

Elementary Analysis on Emergency Technical Measures of Manual Excavation Pile under Complex Geological Conditions

重庆地区采用人工挖孔桩具有成本低、施工方法简单、承载力大、能适应复杂的地质条件等优点。文章以黔龙阳光.新世界住宅小区工程人工挖孔桩基础作为实例,详细论述人工挖孔桩总体施工技术措施,针对暗流、地下水、流砂、流泥等复杂地质条件,在成孔、浇筑施工阶段所采取的应急处理技术措施。

The Chongqing municipality has taken the advantages of manual excavation pile concerning low cost,simple construction methods,high bearing capacity and can adapt to complex geological conditions.By citing Qianlong Sunlight New World residence community manual excavation pile foundation as an example,this paper first gives a detailed description of the overall construction technical measures of manual excavation pile,then expounds the emergency technical measures adopted during construction phases like pore-forming and pouring concerning such complex geological conditions as undercurrents,underground waters,shifting sands and mudflows.