Modular Steel Cable Suspension Bridge Large Spans Heavy Loading
Price:
1000USD ~ 2000USD Per ton
MOQ:
negotiation
Delivery Time:
negotiation
Brand:
EVERCROSS
Product Description
Modular Steel Cable Suspension Bridge for Large Spans & Heavy Loading
Product Specifications
| Product Name | Steel Cable Suspension Bridge |
| Material | Steel |
| Spans | Large Spans |
| Type | Suspension Bridges |
| Usage | Heavy Loading, Railway Traffic |
| Decking Material | Steel Concrete |
Structural Overview
The Steel Cable Suspension Bridge is a flexible suspension system combining a main cable and stiffened beam, featuring the stress characteristics of both cable and beam structures. This robust system consists of several key components:
- Bridge tower
- Main cable
- Sling
- Stiffening beam
- Anchor
- Saddle
Load Characteristics
The load is transmitted from the sling to the cable, then to the anchor, pier, and tower. Both the main cable and stiffened beam share the load-bearing responsibility. The main cable serves as the primary load-bearing component, with its deformation under load directly affecting the bridge's internal force and deformation characteristics.
Key Components
Main Cable
The primary load-bearing element that transfers forces to the tower top. Available in two configurations:
- Wire rope main cable: 7-strand construction for smaller spans
- Parallel wire bundle main cable: Prefabricated parallel steel wire strand (PPWS) method for larger spans
Bridge Tower
The vertical load-bearing structure available in three configurations:
- Rigid tower (minimal horizontal displacement)
- Flexible tower (greater horizontal displacement)
- Rocking column tower (for smaller spans)
Stiffening Beam
Secondary structure ensuring vehicle stability and providing structural stiffness. Available configurations include:
- Steel truss beams
- Steel box beams
- Concrete beams
- Steel-mixed composite beams
Anchorage Systems
Two primary anchorage configurations transfer main cable tension to foundations:
- Gravity anchorage: Suitable for nearly all conditions
- Tunnel anchorage: More economical when geological conditions permit
Classification
By Suspension Span Count
- Single-span suspension bridge
- Three-span suspension bridge
- Four-span suspension bridge
- Five-span suspension bridge
By Main Cable Anchoring
- Ground anchor: Transfers tension to foundation via gravity or tunnel anchorage
- Self-anchoring: Transfers tension directly to stiffening beam
Protection Design
Concrete Structure Protection
- Increased concrete protective layer thickness
- High-performance durable concrete
- Protective coatings/sealing layers
- Enhanced reinforcement materials and coatings
- Corrosion inhibitors
- Cathodic protection systems
Steel Structure Protection
- Paint coating systems
- Thermal spray zinc/aluminum alloys with fluorocarbon topcoat
- Weathering steel applications
- Environmental improvements
Advantages
Steel cable suspension bridges are the preferred solution for spans exceeding 1000m due to their exceptional span capacity, seismic performance, and aesthetic appeal.
- Long-Span Capabilities: Uninterrupted crossings over wide rivers/valleys without intermediate supports
- Aesthetic Excellence: Iconic architectural landmarks with graceful cable curves
- Structural Efficiency: Optimal material usage for large spans
- Reduced Environmental Impact: Minimal foundation requirements
Construction Process
The systematic construction sequence includes: anchor foundation, anchor construction, bridge tower foundation, tower erection, main cable installation, stiffened beam assembly, and bridge deck completion.
Applications
- Major river crossings in urban/rural settings
- Iconic landmarks and tourist attractions
- Record-setting long-span bridges
- Critical infrastructure connections
Evercross Steel Bridges Specifications
| Product Range | 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 to HS25-44, BS5400 HA+20HB to HA+30HB, AS5100 Truck-T44, IRC 70R Class A/B, NATO STANAG MLC80/MLC110, Truck-60T, Trailer-80/100Ton |
| Steel Grade | EN10025 S355JR to S460J0, AS/NZS3678/3679/1163 Grade 350, ASTM A572 GR50/GR65, GB1591 GB355B/C/D/460C |
| Certifications | ISO9001, ISO14001, ISO45001, EN1090, CIDB, COC, PVOC, SONCAP |
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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
10th Floor, Building 1, No. 188 Changyi Road, Baoshan District, Shanghai,China
Contact Person
Libby Chen