高压旋喷桩在北京某深基坑止水帷幕中的应用

Application of High-pressure Jet Pile in Water-stop Curtain for a Deep Foundation Pit in Beijing

摘要:

北京某深基坑护坡桩与旋喷桩相互搭接，形成一道连续的止水帷幕。介绍了所采用三重管高压旋喷桩施工技术的方法和工艺，以及施工中应注意的问题和施工效果。

Abstract:

A water-stop curtain was constructed with slope protection pile and jet grouting pile related for a deep foundation pit in Beijing. The paper introduced the construction technique of triple-tube high-pressure jet pile in this engineering and issues that should be paid attention and construction result.