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地下连续墙是地铁工程中主要采取的围护结构形式,围护结构的质量决定地铁工程的成败。在城市中建地铁会遇到各种地下障碍,有些障碍物无法改移或受重点保护,在此种情况下施工地连墙时,普通的成槽机无法成槽,结合地铁车站的实践,可以通过“气举反循环绞吸式成槽方法”在障碍物下方进行地连墙施工。
Underground diaphragm wall is the main form of envelope construction in the subway project, the quality of the envelope structure determines the success or failure of the subway project. In the city built in the subway will encounter all kinds of underground obstacles, some obstacles can not be relocated or protected by the key, in this case the construction of the wall, the ordinary slot machine can not be slotted, combined with the practice of the subway station, Can be through the “air lift reverse winding cutter suction method” in the obstacles below the wall construction.