Double waterproof steel finger joint

Patent No. 10-2042954

Expansion joint

Low noise and excellent driving performance
Excellent waterproof performance by applying a rubber seal clamp device and a pressure plate
Easy and fast waterproof rubber seal replacement method
Foreign substance prevention function
A double waterproofing method in which a lower drainage sheet is added to guide drainage in the event of leakage from the primary waterproofing seal.

Securing perfect waterproofing performance by applying 7-layer waterproofing system + clamp device + rubber seal pressure plate.
Simple rubber seal replacement
The self-purifying function of the hump type waterproof rubber allows smooth discharge of foreign substances and prevents the accumulation of foreign substances.
The lower frame uses L-beam steel and plate anchors to stably transfer the impact load from the wheels to the structure, ensuring excellent durability.
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