Research on the Bearing Capacity of High-pressure Rotary Jet Grouting Pile Composite Foundation
In order to promote the improvement of the bearing capacity of the foundation,the high-pres-sure rotary jet grouting pile construction technology is introduced,and the exploration of the bearing capacity of the foundation under the application of this technology is carried out.Taking the construction status of the bridge pile engineering in the Huiqing project as the background,the construction and treatment technology scheme of the high-pressure rotary jet grouting pile composite foundation is formed,and a calculation model for the bearing capacity of the high-pressure rotary jet grouting pile composite foundation is established.By forming high-pressure jet grouting piles,carry out construction and reinforcement work of high-pressure jet grouting piles,and finally calculate the bearing capacity of the composite foundation.Through research,it has been found that the application of high-pressure rotary jet grouting piles can effectively promote the improve-ment of the bearing capacity of composite foundations,and most of the bearing capacity acts on the upper part of high-pressure rotary jet grouting piles.
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