Corrugated hollow closed water stop, concrete culvert using same, and construction method therefor
A construction method and technology of water-stop boards, which are applied in water conservancy projects, underwater structures, infrastructure engineering, etc., can solve problems such as the impossibility of welding seams, and achieve the goals of improving water-stop effects, simplifying structures, and improving water-stop performance Effect
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[0038] Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. The present invention is described with reference to the embodiment shown in the accompanying drawings, however, this is only illustrated as an example, and the technical idea, core structure and function of the present invention are not limited thereto.
[0039] First, if figure 1 and figure 2 As shown, the corrugated hollow closed water-stop plate 1 according to an embodiment of the present invention can be fixedly installed on the joint surface of a box-shaped underdrain 10a on one side. The corrugated hollow closed water-stop plate 1 is composed of horizontal plate parts, and has the following structure formed by extruding synthetic resin materials: a hollow corrugated part 102 in the central part and two corrugated parts in the hollow corrugated part 102 respectively. The first plate-shaped part 101 and the second plate-shaped part...
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