Bridge Expansion Joints for Highway Bridges - 20mm to 300mm Movement Range with ISO9001 Certification
Price:
1000USD ~ 2000USD Per ton
MOQ:
negotiation
Delivery Time:
negotiation
Brand:
EVERCROSS
Product Description
Bridge Expansion Joint Overview
Bridge expansion joints are specialized structural components designed to accommodate thermal expansion, contraction, and other dynamic forces in highway bridges. These critical elements prevent structural damage by allowing controlled movement between adjacent bridge spans, ensuring continuous traffic flow and long-term bridge safety.
Key Functions & Importance
Expansion joints buffer deformation caused by temperature variations, vehicle loads, and environmental factors. They maintain smooth vehicle passage without noise or vibration while preventing water infiltration and debris accumulation. Proper installation ensures structural integrity and extends bridge service life.
Product Images
Expansion Joint Classification
Butted Type
Available in filling butt joint and embedded butt joint configurations, designed for controlled movement accommodation.
Modular Support
Engineered for expansion exceeding 50mm, featuring bolt-spring mechanisms to minimize noise and structural impact during vehicle passage.
Shear Type
Utilizes specialized rubber belts for effective sealing and movement accommodation, providing excellent waterproof performance.
Elastomer Type
Includes zinc sheet and TST gravel elastic expansion joints. TST systems accommodate 20mm-40mm expansion ranges using heated elastomer materials injected into prepared gravel beds.
Common Bridge Expansion Joint Types:
- Finger joints for large movement accommodation
- Sliding plate joints for moderate expansion
- Modular expansion joints for heavy-duty applications
- Elastomeric expansion joints for versatile sealing
- Compression seal joints for reliable performance
Evercross Steel Bridges Specifications
| Specification Category | Technical Details |
|---|---|
| Bridge Types | Bailey bridge (Compact-200, Compact-100, LSB, PB100, China-321, BSB) Modular bridge (GWD, Delta, 450-type) Truss Bridge, Warren bridge, Arch bridge Plate bridge, Beam bridge, Box girder bridge Suspension bridge, Cable-stayed bridge, Floating bridge |
| Design Spans | 10M to 300M single span capacity |
| Carriage Way | Single lane, Double lanes, Multilane, Walkway configurations |
| Loading Capacity | AASHTO HL93, HS15-44, HS20-44, HS25-44 BS5400 HA+20HB, HA+30HB AS5100 Truck-T44 IRC 70R Class A/B NATO STANAG MLC80/MLC110 Truck-60T, Trailer-80/100Ton |
| Steel Grade | EN10025 S355JR S355J0/EN10219 S460J0/EN10113 S460N/BS4360 Grade 55C AS/NZS3678/3679/1163/Grade 350 ASTM A572/A572M GR50/GR65 GB1591 GB355B/C/D/460C |
| Certifications | ISO9001, ISO14001, ISO45001, EN1090, CIDB, COC, PVOC, SONCAP |
| Welding Standards | AWS D1.1/AWS D1.5 AS/NZS 1554 or equivalent |
| Bolts | ISO898, AS/NZS1252, BS3692 or equivalent |
| Galvanization Code | ISO1461, AS/NZS 4680, ASTM-A123, BS1706 or equivalent |
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Company
EVERCROSS BRIDGE TECHNOLOGY (SHANGHAI) CO.,LTD.
Location
ROOM 403,NO.2 BUILDING,NO.269 TONGXIE ROAD,CHANGNING DISTRICT,SHANGHAI,CHINA
Contact Person
Libby Chen