论述高压旋喷桩的机理、设计方法、施工关键技术及其在广东某高速公路路基灾害治理中的应用。
The mechanism, design method, and key construction technique of high-pressure rotary jet grouted pile, together with its application in defects treatment of an expressway subgrade are expounded.
重点论述了高压旋喷桩的设计、施工及检测方法的应用与研究。
Design of high pressure rotating spouting pile, application and study of construction and testing methods are mainly discussed.
对高压旋喷桩从理论分析入手，结合工程施工实例，从承载力、桩径与桩身强度三个方面对单管旋喷承重桩进行了论述。
Combined with the theoretical analysis and construction example single tube high pressure rotating pile is discussed from three aspects: bearing capacity, diameter of pile and pile intensity.
介绍高压旋喷桩技术在湿陷性黄土地基加固中的机理和设计参数的确定，并介绍了施工工艺要点及质量检验等。
This article discusses the mechanism of consolidating damp and muddy loess ground with high-press churning pile, the selection of parameters, essentials of engineering and quality test, etc.
结合施工实践，论述了钻孔桩——旋喷桩在支护施工中技术工艺等问题。
Based on the construction practice, this paper discusses jet grouting pile technology in construction of supporting.
通过工程实例，介绍利用旋喷注浆技术加固灌注桩挖孔内流砂层的设计、施工及效果检查。
The design, construction and result inspection were introduced through a example of project to reinforce sand-drift layer in excavated holes of grouting piles by rotating jet grouting technology.
工程中通常采用封闭砂层、振冲和高压旋喷桩等方法施工，以改善砂层结构，防止砂层液化。
Fine sand layers sealing, vibrating percussion and high pressure jet grouting method are adopted usually in practice to improve fine sand layers structure and prevent them from being liquefied.
文章介绍了水平旋喷桩的施工技术及应用效果。
The paper introduces the technology of the horizontal rotary jet grouting piles and the results of their application.
为此，对地表塌陷进行了综合治理，其中采用了静压注浆、在人工河渠施工旋喷桩的措施，有效地控制了地表塌陷。
Therefore, the surface subsidence was controlled comprehensively through measures like static pressure grouting and building shotcrete piles in the artificial river channel.
为此，对地表塌陷进行了综合治理，其中采用了静压注浆、在人工河渠施工旋喷桩的措施，有效地控制了地表塌陷。
Therefore, the surface subsidence was controlled comprehensively through measures like static pressure grouting and building shotcrete piles in the artificial river channel.
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