Shield before well construction method of underground comprehensive pipe gallery structure
A technology of integrated pipe gallery and construction method, applied in underwater structures, infrastructure engineering, artificial islands, etc., can solve the problems of long construction period, affecting the penetration time of the pipe gallery, and difficulty in relocating and arranging pipelines. The effect of flexible construction organization and reduced construction period
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[0021] In order to further understand the content, features and effects of the present invention, the following examples are given, and detailed descriptions are given below with reference to the accompanying drawings.
[0022] see figure 1 with figure 2 , the construction steps of the construction method of the underground comprehensive pipe gallery structure of "shield first and then well" in the present invention: that is, first construct the protective piles surrounding the foundation pit of the node well, and after the shield tunneling and assembling segments pass through the well position, the upper And excavate the foundation pit of the node well, and remove the segment in the pit as it is dug and braced, and finally pour the main structure of the node well. Specifically, it includes the following construction steps and technical points:
[0023] Step 1: Protective piles around wells at construction nodes 1, where glass fiber reinforcements are used to protect piles ...
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