elastomeric bridge Expansion joint Manufacturer

Unmatched in elastomeric bridge bearings, we’ve played a key role in over a thousand global projects. Trust SHUANGLIN for reliability, precision, and proven excellence!

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Elastomeric Expansion Joint

 Elastomeric expansion joint is a bridge expansion device, primarily used for old bridge renovations, small bridges, or bridges with lower load capacities. It is designed using the principle of low shear modulus in rubber material, constructed as a unit with rubber, steel plates, or angle irons.

  • Material: Neoprene, Steel
  • Usage: Designed for superior bridge movement accommodation
  • Application: Ideal for highway bridges, railway bridges, and pedestrian bridges
  • Movement: 50-330mm
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Why Choose Our Elastomeric Bridge Expansion Joints

Premium Quality

Crafted from high-grade elastomeric materials, ensuring durability and longevity.

Custom Solutions

Tailored designs to meet your project's specific load-bearing, displacement, and environmental requirements.

Seismic Resilience

Engineered to withstand seismic forces, providing enhanced safety and stability to bridge structures.

Easy Installation

Designed for straightforward installation, minimizing downtime during construction or maintenance projects.

Vertical Loading Capacity

Engineered to handle varying vertical loads, ensuring optimal performance under different conditions.

Displacement and Rotation

Tailored to accommodate displacements and rotations, maintaining structural integrity over time.

Material Performance Parameters

PROPERTIESREQUIREMENTSTEST METHOD
Elastomer Properties
Hardness60±5， Shore AASTM D2240
Tensile Strength≥13MPaASTM D412
Elongation at break≥300%ASTM D412
Adhesion Strength≥7N/mmASTM D429
Ozone ResistanceNo crack after 72 hours at 40℃ exposure to 25PPHM in air sample under 20% strainASTM 1149
Compression Set≤30% after 22hours at 70℃ASTM D395 Method B
Steel Properties
Reinforce Steel plateASTM A36, BSEN S275JR, JIS SS400, CHINA Q235, or equivalent

Models & Dimension

ModelMovementLengthModule width BModule depth AStud diameter DUnit weightMax stud height above shelf MMax joint width at mid-deck temp N
SL-4038mm1000mm230mm35mm12mm30kg32mm35mm
SL-5050mm1000mm270mm42mm12mm48kg32mm51mm
SL-6065mm1000mm356mm50mm16mm68kg40mm67mm
SL-7076mm1000mm400mm40mm20mm88kg42mm83mm
SL-100102mm1000mm550mm54mm20mm150kg42mm102mm
SL-160165mm1000mm700mm80mm24mm272kg50mm121mm
SL-230230mm1000mm890mm95mm24mm375kg60mm158mm
SL-330330mm1000mm1204mm127mm30mm451kg70mm216mm

Feature

  • Durable Construction: Engineered for long-lasting performance.
  • Precision Adjustment: Ensure a seamless fit with precise deck displacement.
  • Seismic Resilience: Enhance safety in seismic-prone areas.
  • Competitive Pricing: Quality meets affordability for your budget.

Accessories & Package

Accessories include:
Anchor Bolts: Secure the expansion joint in place.
Cover Plates: Protect the bolts holes

Package: Pallets, wood box or customized

accessories of rubber bridge expansion jiont
package elastomer expansion joint

Unrivaled Quality Bridge Elastomeric Expansion Joint

Indulge in excellence with our precision-crafted elastomeric pads, born from top-tier rubber.
Enjoy durability, aesthetics, and flawless performance. Our rigorous quality controls and secure packaging guarantee a reliable solution tailored for you.

1. Raw Material Selection

We start by choosing high-quality elastomeric materials known for durability and flexibility.

2. Precision Molding

Using advanced techniques, we mold the materials with precision, ensuring each joint meets exact specifications.

vulcanization of elastomer expansion joint_副本

3. Vulcanization

Precise Calculation of Vulcanization Time and Skilled Worker Operations to Ensure Performance and Perfect Appearance.

4. Quality Control

Adhering to ASTM standards, a dedicated team conducts thorough inspections to ensure each elastomeric bridge expansion joint meets or exceeds industry regulations.

5. Customization and Adjustments

Adapting sizes and providing accessories like bolts to meet specific needs, we ensure seamless integration into different bridge designs, addressing unique project demands.

bridge expansion joint package

6. Packaging and Delivery

Pproducts undergo careful packaging to prevent any damage during transportation. We take pride in our efficient logistics to ensure timely delivery to our customers worldwide.

Installation

Step 1: Bridge Surface Preparation

Thoroughly clean and repair the bridge surface, ensuring a stable foundation for the expansion joint.

Step 2: Accurate Joint Positioning

Precisely place the TransFlex Expansion Joint within the designated location, aligning it seamlessly with the gaps in the bridge deck.

Step 3: Secure Ends and Align

Attach end blocks securely at each end, providing stability and ensuring proper alignment critical for optimal functionality.

Step 4: Anchor Bolts Installation

Fasten anchoring bolts securely to anchor the expansion joint firmly to the bridge structure, withstanding dynamic forces.

Step 5: Sealant Application

Apply a high-quality sealant to bridge any potential gaps, enhancing the joint’s resistance to water and debris infiltration.

Step 6: Cover Plates Installation

Install cover plates for aesthetics and protection, enhancing the bridge’s appearance and shielding the joint from external elements.

Step 7: Final Checks and Testing

Ensure all components are securely fastened, conduct a thorough final inspection, and verify the joint’s functionality through controlled movements.

Projects

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