Expansion Device Hybrid Joint [Construction Example, Miyazaki Prefecture]
We will introduce examples of the construction of hybrid joints (NS to LL type) for bridges, which excel in water resistance and durability.
Crittec Industrial Co., Ltd. not only sells products but often takes responsibility for installation work as well. We strive to improve our products by considering issues that arise during installation and the condition of existing expansion devices that are removed. 【Construction Example】 - Location: Miyazaki Prefecture - Bridge Name: Yamazumi Koyagawa Bridge - Product: LL-125 - Comment: This is a new construction project. Care was taken to ensure that the surface coloring material was applied evenly. For more details, please contact us or request a catalog.
basic information
【Features】 ○ Compatible with small bridges to long bridges ○ Usable for all types of bridges ○ Ultra-low noise and comfortable driving ○ Long-lasting durability and maintenance-free ○ High water resistance ○ Safe and easy installation ○ Replaceable ○ Economical ● For more details, please contact us or request a catalog.
Price range
Delivery Time
Model number/Brand name
Hybrid Joint LL-125
Applications/Examples of results
We have been adopted nationwide, primarily by the Ministry of Land, Infrastructure, Transport and Tourism, NEXCO, urban expressways, local governments, and other public organizations.
Line up（1）
| Model number | overview |
|---|---|
| LL-125 | Extension amount 125mm (±62.5mm) |
catalog（3）
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Distributors
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.
