Tunnel transverse cave-to-master cave top brushing construction method and top brushing structure
A technology for main tunnels and horizontal tunnels, applied in tunnels, tunnel linings, shaft linings, etc., can solve problems such as poor risk, achieve the effects of small excavation area, save construction cost and construction time, and increase safety
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[0032] In order to make the purposes, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments These are some embodiments of the present invention, but not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.
[0033] The directional terms mentioned in the present invention, such as "up", "down", "front", "rear", "left", "right", etc., only refer to the directions of the attached drawings. Accordingly, the directional terms used are intended to illustrate, rather than limit, the present invention.
[0034] figure 1 Figure 2 shows the ove...
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