深水淹没高喷注浆帷幕技术

Technique of High Pressure Jet Cementing Curtainin Place Flooded with Deep Water

介绍导孔钻进、旋喷注浆成桩、桩顶沉降回灌等三重管高压旋喷注浆技术、参数、设备、工艺及其在上海市杨树浦水厂改建工程中的成功应用。该技术对保证安全、优质、高效的施工发挥了重要作用。

Triple-tube high pressure swirl jet cementation techniques, including guide hole drilling, piling by swirl jet cementation and back pouring at pile -top subsidency,and their parameters,appliances and technology are reported with the successful engineering practice in renovation ofShanghai Yangshupu Water Works.