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标题 |
长大管棚在涵洞穿越既有线施工中的应用(50 卷) |
英文标题 |
Application of long tube arch umbrella with large cross section tubes in construction of culvert through passing under existing railway |
摘要 |
石怀扩能改造工程石门交通涵洞下穿焦柳线石门县站场,交通涵洞采用长大管棚注浆预加固,以隧道开挖方式通过,经比选采用跟管钻进法(水钻法)进行管棚施工。介绍长大管棚设计方案的论证、工艺流程和施工方法。 |
作者 |
新闻作者:李正耀 |
关键字 |