Steel-Concrete Composite Beam Bridge | 10-300m Spans | Highway & Railway Grade | AASHTO HL93 Loading
Price:
1000USD ~ 2000USD Per ton
MOQ:
negotiation
Delivery Time:
negotiation
Brand:
EVERCROSS
Product Description
Composite Beam Bridge Overview
Composite beam bridges combine steel structural members (plate beams, box beams, truss beams) with reinforced concrete components using shear connectors to create a unified structural system. This advanced bridge design has evolved from simple-supported configurations to complex systems including continuous beams, cable-stayed bridges, suspension bridges, and tied arch bridges.
Structural Design & Construction
Two-Stage Construction Process
The construction process involves two distinct stages: first, steel beam ribs are erected to support their own weight and formwork; second, prefabricated concrete panels are installed with cast-in-place joints, creating a complete composite section that bears subsequent dead loads and live traffic.
Material Combinations
- Concrete Composite Beams: Integrated through cast-in-place concrete joints
- Steel-Concrete Composite Beams: Steel beam ribs combined with reinforced concrete bridge panels
Bridge Types & Configurations
Composite Plate Girder Bridge
Utilizes I-section steel beams for medium and small spans (10-300 meters), available in rolled or welded configurations with asymmetric sections to optimize material usage.
Composite Box Girder Bridge
Features closed or open steel box girders with superior torsional rigidity, ideal for curved bridges and continuous span designs.
Composite Truss Bridge
Employs steel truss structures instead of solid beams, offering enhanced permeability and aesthetic appeal with beam heights typically exceeding solid beam designs.
Composite Rigid Frame Bridge
Integrates steel-concrete composite beams with concrete piers, providing increased headroom, improved seismic performance, and eliminating beam collapse risks.
Shear Connection Systems
Critical for transferring longitudinal shear forces between steel beams and concrete bridge panels:
- Rigid Shear Transfer: Short section steel, channel steel, or angle steel
- Flexible Shear Transfer: Diagonal reinforcement or capped bolts
Technical Specifications
| Parameter | Specification |
|---|---|
| Design Spans | 10m to 300m single span |
| Carriage Way | Single lane, double lanes, multilane, walkway |
| Loading Capacity | AASHTO HL93, HS15-44, HS20-44, HS25-44, NATO STANAG MLC80/MLC110, Truck-60T, Trailer-80/100Ton |
| Steel Grade | S355JR, S355J0, S460J0, S460N, Grade 55C, ASTM A572 GR50/GR65 |
| Certifications | ISO9001, ISO14001, ISO45001, EN1090 |
| Galvanization | ISO1461, AS/NZS 4680, ASTM-A123 |
Key Advantages
- High strength-to-weight ratio with reduced dead load
- Cost-effective construction and material savings
- Enhanced seismic performance and structural stability
- Reduced noise compared to all-steel bridges
- Flexible design for various applications including highway and railway bridges
- Superior durability with comprehensive corrosion protection
Applications
Composite beam bridges are extensively used in highway infrastructure, railway networks, and various transportation projects requiring durable, high-performance bridge solutions with spans from 10 to 300 meters.
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
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