Concrete Composite Beam Bridge 10-300m Span with Steel-Concrete Construction for Highway & Railway Applications
Price:
1000USD ~ 2000USD Per ton
MOQ:
negotiation
Delivery Time:
negotiation
Brand:
EVERCROSS
Product Description
Concrete Composite Beam Bridge Overview
A composite beam bridge combines steel members (plate beams, box beams, truss beams) with reinforced concrete components using shear connectors. This structural system leverages steel's high tensile strength and concrete's excellent compressive strength, creating an efficient and durable bridge solution.
Structural Design & Working Principle
In composite beam bridges, steel sections serve as primary load-carrying elements while concrete slabs act as compression members, providing protection against fire and corrosion. Shear connectors (headed studs, welded connectors) ensure composite action between materials.
Composite Beam Types
Based on materials used in plates and ribs:
- Concrete Composite Beams - Integrated by casting concrete in situ
- Steel-Concrete Composite Beams - Steel beam ribs with reinforced concrete slabs
Structural Characteristics
- Reduced noise compared to all-steel bridges
- Easy slope and superelevation adjustment
- Increased section stiffness reduces steel quantity
- Reliable shear transfer devices required
Shear Transfer Methods
- Rigid shear transfer - short section steel (channel steel, angle steel)
- Flexible shear transfer - diagonal reinforcement, capped bolts
Bridge Structural Forms
Composite Plate Girder Bridge
For medium and small spans (10-300m), typically using I-section steel beams from rolled or welded sections. Asymmetric steel beam sections reduce upper flange size.
Composite Box Girder Bridge
Features higher torsional rigidity and stability than I-section bridges. Suitable for spans up to 300m with various construction methods including cast-in-place and precast segmental.
Composite Truss Bridge
Uses steel truss instead of solid steel beam, offering better permeability and aesthetics. Beam height typically larger than solid belly beam bridges.
Composite Rigid Frame Bridge
Steel-concrete composite beams consolidated with concrete piers, providing large headroom and higher seismic performance.
Key Components & Construction
Steel Beams
Primarily subjected to tension. Small-medium span bridges use welded I-shaped steel beams, while large-span bridges employ box composite beams with high torsional stiffness.
Bridge Panels
Reinforced concrete panels support longitudinal bending and cross-bridge internal forces. Available as cast-in-place or precast concrete slabs.
Shear Connectors
Critical for joint operation between steel beams and concrete panels. Common types include welded nail shear keys, channel steel shear keys, and perforated plate connectors.
Technical Advantages
- Reduced steel usage and painting costs
- Lower noise pollution compared to steel bridges
- Enhanced stiffness, stability, and structural integrity
- Lightweight construction reduces foundation requirements
- Material optimization - steel for tension, concrete for compression
Evercross Steel Bridges Specifications
| Parameter | Specifications |
|---|---|
| Bridge Types | Bailey bridge, Modular bridge, 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 |
| Carriage Way | Single lane, Double lanes, Multilane, Walkway |
| 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 |
| Certificates | 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 | ISO1461, AS/NZS 4680, ASTM-A123, BS1706 or equivalent |
Applications
Suitable for both highway and railway bridge projects, offering flexible installation and long-term durability.
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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