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Modular Expansion Joint for Highway Bridge Steel Rubber Deck Waterproof System. High-strength modular steel finger expansion joint, durable for highway bridges, GB certified for reliable performance. Excellent thermal expansion/contraction absorption, waterproof & anti-corrosion, suitable for various bridge structures. Customizable size (Be80/Be160 etc.), easy installation & low maintenance, with full after-sales support and warranty. Custom-designed bridge expansion joints tailored to your project's specific span, load requirements, and environmental conditions.