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The expandable device "Hybrid Joint CS Type" has passed the Tokyo Metropolitan Expressway standards!

クリテック工業

クリテック工業 本社、大阪営業所、福岡営業所

Our company's hybrid joint CS type for bridge expansion devices has been newly adopted by the Metropolitan Expressway Company. As a result, the CS type will be the only approved product for steel deck slabs on the Metropolitan Expressway going forward. The CS type is an expansion device specifically designed for steel deck slabs and has a proven track record, particularly in the Kanto region. On the Metropolitan Expressway, we have primarily supplied the hybrid joint RS type, which is similar to our standard products, the NS to LL types. Until now, we have installed products on steel deck slabs after careful consideration each time, but we have now officially received certification as an approved product through water stop testing and FEM analysis. Since it can now be used on the heavily trafficked Metropolitan Expressway, we will promote it further for use on a wider variety of roads. If you have any projects involving steel deck slabs, please feel free to contact us.

Top: CSS type (for single-sided steel deck)  Bottom: CSD type (for double-sided steel deck)
Steel deck specification on one side (left side is steel deck, right side is general section)

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Expansion Device "Hybrid Joint CS Type" Product Information
【Feature 1】 It is a dedicated product for steel deck installation, using horizontally oriented steel plate components that fit within the thickness of the pavement. It can accommodate single-sided and double-sided steel decks. The product height is adjustable from 32 to 45 mm using filler plates. 【Feature 2】 Passed water resistance and durability tests according to the specifications of the Metropolitan Expressway. It is the only product that can be used on the Metropolitan Expressway as a steel deck compatible product (as of August 2022).

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[Expansion Device] Hybrid Joint Comprehensive Catalog

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