Open-cut-method repairable three-arch and three-cable subway station structure
A subway station, open-cut technology, applied in underwater structures, infrastructure engineering, water conservancy projects, etc., can solve problems such as long construction period, increased strength loss, channel depression, etc., to achieve clear and reasonable stress and improved use. The effect of age and spaciousness
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[0036] Such as figure 1 As shown, the open-cut method of an embodiment of the present invention can repair the structure of a subway station generally includes a side wall 30 arranged in the underground passage to support and prevent the side wall from collapsing, and arranged at the top of the underground passage to support the upper The top plate 10 of the load is supported by the top beam 20 under the top plate 10 through the side walls 30 on both sides, and the arch foot 21 provided under the top beam 20 for connecting with the side wall 30 is arranged along the axial direction of the underground passage The middle slab beam 50 and the bottom arch 40 supporting the entire underground passage are used to apply a horizontal tensile prestressed cable 22 to the top beam 20 and the middle slab beam 50.
[0037] The middle plate beam 50 can divide the underground passage into multiple independent passages in the lateral direction, so that an underground passage forms multiple indepe...
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