Expansion joint for road / bridge
Dongil Rubber Belt
With its simple structure in which rubber is put in between rails of steel,? it can accommodate expansion and contraction due to temperature loads or impact loads of a bridge by virtue of expansion and contraction of the rubber.
Multi Rail Joint
With its support box bearing, the conventional assembled rail was improved to a monolithic rail, so this product has durability and stability improved over cumulative fatigue and has excellent waterproofing properties.
Anti-Noise Irregular Finger Joint
The shape is similar to an ordinary finger rail joint, but the lower structure is built monolithically like the lower part of rail joint, so the workability is excellent. By virtue of the increased ground contact area of the upper vehicle, the dispersion of force and traffic ability is excellent, and waterproofing properties are also excellent since the rubber seal is tightened by a top bolt. In particular, since noise is low even when large vehicles are passing, it is suitable for the expressway and urban centers.
Anti-Noise Mosaic Finger Joint
It is suitable for bridges with low traffic. ?A composite structure type joint made with the advantages of finger and rail joints. By installing a wheel bearing plate designed in a predetermined pattern on the top to disperse and absorb impact loads, this product makes less vibration and noise and has excellent traffic ability and outstanding waterproofing properties. Also, it is easy to install and maintain.
