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结合隧道内塌方松散体的特点,对目前常用的管棚施工方法进行了比较。说明了采用跟管作业法进行管棚施工的优缺点和跟管作业的施工工艺及施工异常情况的处理和预防。
Combined with the characteristics of loose landslides in the tunnel, the common methods of pipe shed construction are compared. The advantages and disadvantages of using pipe-working method for pipe-shelf construction and the handling and prevention of construction process and construction anomalies with the pipe-working method are described.