Safe bridges in snow-covered areas. Compliant with the specifications set by the Tohoku Regional Development Bureau of the Ministry of Land, Infrastructure, Transport and Tourism.
The "Hybrid Joint TCF Type" is an expansion device for bridges designed for the Tohoku region, capable of withstanding "snow load." It meets the 10kN snow load requirement set by the Tohoku Regional Development Bureau. Additionally, it adopts a structure known as the "face plate type," which prevents the water-stopping material from being exposed on the surface, and comes standard with "secondary water-stopping material." By utilizing a double structure, it reduces the risk of leakage and achieves higher water-stopping performance. Furthermore, to prevent snowplow blades from getting caught in the expansion device, it is also equipped with a "snow removal guide plate" as standard. This not only protects the product itself but also considers safety during snow removal operations. 【Features】 ■ An expansion device for bridges that is compatible with "snow load" and has excellent water-stopping performance. ■ A durability of 50 years, reducing life cycle costs. ■ Contributing to social infrastructure with a comprehensive product lineup. *For more details, please refer to the related links or feel free to contact us.
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CRETEC, a company under Crittec Industries, was born from the combination of Create (creation) and Technology. As a comprehensive manufacturer of bridge expansion devices, we continue to develop expansion devices that contribute to the longevity of bridges and environmental protection. Moreover, we do not stop at product manufacturing; by consistently handling everything from research, design, manufacturing, sales, to construction in-house, we can manufacture and install expansion devices that meet the requests of our clients and general contractors, as well as the conditions and environments of the bridges and roads on-site. We also take into account the issues that arise during the installation of expansion devices and the damage conditions of existing devices that are removed, using this information to improve and develop our products. Please feel free to contact us for inquiries about bridge expansion devices, requests for materials, or estimates. ◆ What is a bridge expansion device? It is a component installed in the gap between the bridge abutment and the bridge girder, or between bridge girders. When designing a bridge, it is necessary to create a gap to prevent the bridge girders from colliding due to expansion and contraction caused by temperature changes. The bridge expansion device is required to cover this gap and ensure safe passage for vehicles and pedestrians.





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