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阐述了灌注桩加固技术,分析了高压旋喷单管法、静压注浆加固原理,通过工程实例,介绍了单管旋喷加静压注浆施工工艺、主要技术参数及工效。
The reinforcement technology of cast - in - place pile is expounded. The principle of high - pressure rotary jetting single pipe method and static pressure grouting reinforcement are analyzed. Through the engineering examples, the construction technology, main technical parameters and work efficiency of single pipe rotary jet grouting plus static pressure grouting are introduced.