顶进技术拆除既有地道桥的应用研究

Research into the Reconstruction of Old Railway Underpasses with Jacking-in Techniques

简要介绍在保证铁路运行的情况下利用顶进技术拆除改造既有地道桥的施工方案、施工工艺,顶进施工中的注意事项。

The paper briefly introduces the construction program, the construction techniques and the points to be considered for the demolishment and reconstruction of the existing underpasses with the jacking-in technology adopted, during the normal railway operation.