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就地灌注桩有多种类型,大致可以分为两大类,即钻、挖、冲孔灌注桩和沉管灌注桩。后者在国内外应用较为广泛,它又可分为锤击式和振动式两种。福兰基(Franki)桩属锤击沉管混凝土灌注桩。在国外福兰基桩应用已有较长的历史,随着高层建筑的发展,福兰基桩在工艺上作了改进,它还兼有其它灌注桩的优点,可以放置钢筋笼,这样,福兰基桩也可承受一定的水平力。福兰基桩国际公司(Compagnie Internationaledes Pieux Franki) 是目前世界上最大的
There are many types of in-situ cast-in-place piles, which can be roughly divided into two categories: drilling, excavation, punched and cast-in-place piles, and immersed cast-in-place piles. The latter is widely used at home and abroad, and it can be divided into hammering and vibration. The Franki stake hammered the immersed concrete cast-in-place pile. The application of Franklin Pile in foreign countries has a long history. With the development of high-rise buildings, the Frankie pile has been improved in craftsmanship. It also has the advantages of other cast-in-place piles, and can be placed in reinforced cages. Lanji Pile can also withstand a certain level of force. The Compagnie Internationaledes Pieux Franki is the largest in the world