Abstract:

The article describes the construction technology and the other assisting technologies applied in the construction of the shallowburied streetcrossing underpass underneath Zhongshan square in Wuhan city, which is located in soft and waterrich ground. The major contents described in the article include technology of vacuum dewatering inside the tunnel, technology of double side drift construction method and long pipe roof construction technology.

Key words: soft ground containing water, dewatering by vacuum means, long pipe roof, double side drift method