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介绍了一种能提高单桩承载力、节约材料、缩短工期的新型桩——可变式支盘扩底注浆桩的工作原理、承载力计算方法及施工工艺 ,并通过工程实例进一步说明了该桩的特点、经济效益和社会效益
A working principle, calculation method and construction technology of a new type of pile-grouting pile with variable pile-support that can increase the bearing capacity of single pile, save materials and shorten the construction period are introduced. The project examples further illustrate The characteristics of the pile, economic and social benefits