High-ground-stress weak surrounding rock tunnel supporting structure and construction method thereof
A technology of weak surrounding rock and high in-situ stress, applied in tunnels, tunnel linings, earthwork drilling and mining, etc., can solve the problems of reduced support effect, loss of support effect, abnormal changes of weak surrounding rock, etc., to avoid rapid expansion and ensure windproof sealing. and the effect of stabilization, increased toughness and mechanical strength
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[0037] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without creative efforts fall within the protection scope of the present invention.
[0038] see Figure 1-5 , the present invention provides a technical solution: a tunnel support structure with high ground stress weak surrounding rock, including a weak surrounding rock 1 and an intelligent control circuit 26 provided on one side of the weak surrounding rock 1, and the internal embedded connection of the weak surrounding rock 1 There is a threaded bolt 2, and the inner arc surface of the weak surrounding rock 1 is poured with a surrounding rock sea...
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