Excellent waterproofing performance is excellent because the expansion joint and waterproof rubber seal are integrally manufactured according to the length of the bridge.
It can be applied to all bridges such as orthogonal, social, and curved bridges and other steel bridges.
It is a new concept rail joint that applies only the advantages of integrated and separate expansion joints.

Secure perfect waterproofing performance by applying 7-layer waterproofing system + clamp device.
The top plate separation method allows for quick and easy maintenance such as waterproof rubber seal replacement and top plate replacement without damage to the bottom, dramatically reducing maintenance costs.
Unlike existing rail joints, only damaged parts can be partially replaced.
There were many quality problems as the rail beams of existing rail joints were entirely imported from China, but this product is the only product in Korea that uses 100% Korean materials.
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