Permanent Suspended Cable Stayed Bridge Steel Structure For City
Price:
1000USD ~ 2000USD Per ton
MOQ:
negotiation
Delivery Time:
negotiation
Brand:
EVERCROSS
Product Description
Permanent Suspended Cable Stayed Bridge Steel Structure For City
Product Specifications
| Attribute | Value |
|---|---|
| Product Name | Cable-stayed bridge |
| Material | Steel |
| Spans | Large Span |
| Type | Steel Truss Bridge |
| Usage | Permanent Bridge |
| Length / Width | Customized |
Structural Overview
A cable-stayed bridge, also known as a diagonal bridge, features a structural system where the main beam is directly supported by multiple cables anchored to bridge towers. This system consists of three primary components:
Main Beam: Typically constructed from concrete, steel-concrete composite, or pure steel
Cable Tower: Usually made of concrete or steel-concrete combination
Stay Cable: Manufactured from high-strength materials like steel wire or steel strand
Span Configurations
1. Twin Tower Three Span
Ideal for crossing large rivers due to its substantial main span capacity.
2. Single Tower Double Span
Suited for small to medium rivers and urban channels with smaller main spans.
3. Multi-Tower Multi-Span
Features increased structural flexibility, requiring careful engineering to manage potential excessive deformation.
4. Auxiliary Pier & Side Lead Span
Solution for managing large bending moments at side spans through extended beams or additional support piers.
Cable Tower Design
The cable tower serves as both a structural element and aesthetic focal point, with various configurations available:
- Single Column: Simple structure suitable for single-plane cables
- A-Shape: Enhanced stiffness along bridge axis
- Inverted Y-Type: Reduces negative bending moment in main beam
Cable Arrangement Systems
Cable Plane Positions
- Single Cable Plane: Requires box sections with high torsional stiffness
- Vertical Double Cable Plane: Resists torque through cable axial forces
- Diagonal Double Cable Plane: Excellent wind resistance for spans >600m
Cable Plane Shapes
- Radial: Concentrated at tower top with large vertical support
- Harp: Parallel arrangement simplifies tower connections
- Sector: Combines advantages of both radial and harp designs
Structural Advantages
Superior spanning capacity with minimized beam dimensions
Reduced clearance requirements compared to traditional bridges
Efficient load distribution through tensioned cable system
Adaptability for cantilever construction methods
Excellent structural efficiency for long-distance spans
Main Beam Characteristics
The main beam serves three critical functions:
- Distributes loads to cables
- Provides axial compression resistance
- Transmits transverse wind and seismic forces
Material Options by Span
- Prestressed Concrete: Economic for spans
- Steel-Concrete Composite: 400-600m spans
- All Steel: >600m spans
- Hybrid: Steel main span with concrete side spans
Stay Cable Systems
Construction Types
- Parallel Wire Cable with Cold Cast Anchor
- Parallel Steel Cable with Clip Anchor
Vibration Control Methods
- Pneumatic Control: Surface modifications to prevent rain vibration
- Damping Reduction: Increased damping ratio through specialized devices
- Dynamic Characteristic Modification: Cable interconnections
Construction Methods
- Support Construction
- Push Construction
- Rotary Construction
- Cantilever Construction (Assembly/Pouring)
Applications
- Highway Bridges
- Railway Bridges
Evercross Steel Bridges Specifications
| Product Range | 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 |
| 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 |
| 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