Tunnel secondary lining reinforced structure
A secondary lining and tunnel technology, which is applied in the field of reinforced skeleton structures, can solve problems such as easy deformation of hook bars, high cost, deformation and displacement of steel bars, etc., and achieve the effects of ensuring safety and beauty, reducing the number of workers, and improving work efficiency
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[0021] figure 1 It is a structural schematic diagram of the present invention, figure 2 for figure 1 Middle A-A sectional view, image 3 It is a schematic diagram of the connection structure of the left segment I and the right segment I of the present invention, Figure 4 for image 3 Middle B-B cross-sectional view, as shown in the figure: the secondary lining reinforcement structure of the tunnel in this embodiment includes an outer layer of reinforcement mesh and an inner layer of reinforcement mesh, and the outer layer of reinforcement mesh includes a plurality of wires arranged along the longitudinal extension direction of the constructed tunnel The outer layer of the ring to the main reinforcement 11 and the outer layer of the longitudinal connecting reinforcement 12 bound on the outer layer of the ring to the main reinforcement 11, the inner layer of steel mesh includes a plurality of inner rings arranged along the longitudinal extension direction of the constructed...
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