Rigid Frame Steel Arch Bridge with 300M Span Capacity - High Stiffness Design for Highway & Railway Applications
Price:
1000USD ~ 2000USD Per ton
MOQ:
negotiation
Delivery Time:
negotiation
Brand:
EVERCROSS
Product Description
Structural Design & Classification
Steel arch bridges feature a robust upper structure comprising arch ring, suspension rods (or arch columns), tie rods, and bridge beams. The main structural forms are classified by section type, spatial configuration, and carriageway positioning.
Arch Bridge Classification Systems
- Main arch ring sections: steel box arch, steel pipe arch, steel truss arch
- Spatial arch rib configurations: parallel, basket, butterfly arrangements
- Carriageway positioning: upper bearing, middle bearing, and lower bearing types
- Boom layout patterns: parallel vertical, inclined, and mesh configurations
Structural System Types
Steel arch bridges utilize both simple system designs (thrust arch structures) and combined systems where carriageway beams and arches share load distribution.
Key Structural Components
Arch Rib Systems
The primary load-bearing element, arch ribs are designed as truss, box, or plate configurations. Truss arch bridges offer superior span capacity with optimal steel economy, while variable height designs adapt to internal force distribution in long-span applications.
Boom & Suspension Systems
- Rigid booms: steel pipe or section steel construction for compression resistance
- Flexible booms: high-strength steel wire bundles for tension applications
- Boom spacing determines longitudinal beam span length, typically arranged at equal intervals
Tie Rods & Cross Bracing
Tie rods handle arch thrust in non-thrust designs, while cross bracing ensures transverse stiffness and stability. Common bracing patterns include one-word, K-shaped, X-shaped, and meter-shaped configurations.
Design Parameters & Specifications
Long-span steel truss arch bridges are engineered with precise parameters including arch axis selection, vector span ratios (typically 1/4-1/5), and optimized vault-to-arch foot height ratios for maximum structural efficiency.
Applications & Advantages
- Iconic landmarks and highway overpasses
- Railway and pedestrian bridge infrastructure
- Superior strength and durability for spans up to 300 meters
- Rapid construction capabilities with modular components
Evercross Steel Bridge Specifications
| Parameter | Specification |
|---|---|
| Design Spans | 10M to 300M Single Span |
| Carriage Way | Single Lane, Double Lanes, Multilane, Walkway |
| Loading Capacity | AASHTO HL93, HS15-44 to HS25-44, NATO STANAG MLC80/MLC110 |
| Steel Grade | EN10025 S355JR, ASTM A572 GR50/GR65, GB1591 GB355B/C/D |
| Certifications | ISO9001, ISO14001, ISO45001, EN1090 |
| Welding Standards | AWS D1.1/D1.5, AS/NZS 1554 |
| Galvanization | ISO1461, ASTM-A123, AS/NZS 4680 |
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Get in Touch
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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