A Method of Reducing Side Frictional Resistance of Pile Foundation
A technology of lateral friction resistance and pile foundation, applied in the field of geotechnical engineering, can solve the problems of adverse effects of slope stability, difficulty in slope reinforcement, and slope instability, so as to avoid reinforcement difficulties, reduce reinforcement costs, and reduce The effect of pile foundation side friction
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[0019] In order to make the purpose, technical solution and advantages of the present invention clearer, the embodiments of the present invention will be further described below in conjunction with the accompanying drawings.
[0020] Please refer to figure 1 , the embodiment of the present invention provides a kind of method for reducing the side frictional resistance of pile foundation, comprises the following steps:
[0021] S1 makes multi-section isolation casing section 8, the material of isolation casing section 8 in this embodiment is steel, the length of the isolation casing section 8 is 4m, the thickness is 10-14mm, and the inner diameter is prefabricated diameter of the pile foundation 3, and smear asphalt coating 6 on the inner wall of each isolation casing section 8, the thickness of the asphalt coating 6 is 10mm, and before smearing the asphalt coating 6, the The surface of the isolated casing section 8 is cleaned and kept dry, so that the asphalt coating 6 and th...
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