Expansion device for small-scale bridges: "Double Defense Joint Method"

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last updated：Sep 24, 2024

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[NETIS Registration] Solving expansion device issues with elastic joint materials and protective devices.

Our company offers the small-scale bridge expansion device "Double Defense Joint," which ensures that the protective device does not touch the waterproof section and achieves a longer lifespan than conventional methods. The Double Defense Joint, with its extremely high durability of waterproof functionality, features a structure that creates a space between the elastic joint material in the gap and the protective device, ensuring that no wheel load is applied to the waterproof section. Additionally, the structure is simple, allowing for quick installation, which reduces the time for traffic restrictions such as lane regulations and traffic openings. 【Features of the Double Defense Joint】 ■ High water tightness ■ Long lifespan ■ Short installation time ■ Smooth passage possible ■ Quiet operation ■ Joint protection type ■ NETIS registration number: KK-220006-A ■ Patent obtained *For more details, please download the PDF or feel free to contact us.

Related Link - https://www.rebircle.com/ddj.html

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【Scope of Application】 ■Applicable Bridges: RC bridges, PC bridges, Steel bridges ■Bridge Length: RC/PC bridges up to 20m, Steel bridges up to 15m ■Applicable Deck Void: 60mm or less ■Expansion Amount: Within 20mm ■Pavement Thickness: Asphalt pavement 60mm or more, thin-layer pavement 10mm or more *For more details, please download the PDF or feel free to contact us.