钢管柱施工技术在长春地铁6号线中应用

Application of Steel Pipe Column Construction Technology in Changchun Metro Line 6

地铁开辟了城市的地下空间,减轻了地面上的拥挤。地铁建设已成为21世纪中国城市基础设施、城市交通的主要形式,伴随地铁的迅速发展,地铁施工给城市带来的压力越来越大,盖挖逆作法大幅缩减了地铁施工的占道时间,而钢管桩施工是盖挖逆作中的关键工序。

The metro has opened up underground space of city and reduced congestion on ground.Metro construction has become main form of urban infrastructure and urban traffic in China in the 21st Century with rapid development of metro.Metro construction brings more and more pressure to urban traffic.The cut-and-cover top-down method greatly reduces time of metro construction,and the steel pipe column construction is the key process in the cut-and-cover top-down method.