Steel-Concrete Composite Girder Cable-Stayed Bridge
2. Stay Cable: OVM250 anchorage, Φ7mm wire (EN 10138).
3. Seismic: LRB800 bearings, 40% response reduction.
4. Inspection: 3D coord. detection, 0.5″ total station.
5. Spans: Double/Single - cable plane, 200 - 800m main span.
6. Anti - Corr: PE outer, graphene inner, 52 - year UV resist.
Steel-Concrete Composite Girder Cable-Stayed Bridge: Innovative Solutions by Shenyang Zhongda
Shenyang Zhongda Steel Structure Engineering Co., Ltd. is a leading manufacturer and supplier of Steel-Concrete Composite Girder Cable-Stayed Bridges. Our innovative designs combine the strength of steel and durability of concrete, offering unparalleled performance for major infrastructure projects. With Zhongda's expertise, you'll benefit from reduced construction time, enhanced structural integrity, and long-term cost savings.
Product Description
Our product represents the pinnacle of modern bridge engineering. This hybrid structure utilizes a steel girder encased in concrete, creating a synergy that maximizes strength while minimizing weight. The cable-stayed design allows for longer spans, making it ideal for crossing wide rivers or deep valleys. With customizable spans ranging from 200 to 800 meters, our bridges adapt to your specific project needs. Whether you choose a double-cable or single-cable plane configuration, you're assured of a structure that combines aesthetic appeal with outstanding functionality.
Product Features
- High-strength Q420qE steel for cable towers, ensuring exceptional durability
- Advanced OVM250 stay cable system for optimal load distribution
- LRB800 isolation bearings reducing seismic response by 40%
- Innovative graphene coating and PE sheath protection for 50-year lifespan
- Customizable designs to suit various topographical challenges
Quality Control
At Zhongda, quality is paramount. We employ cutting-edge 3D coordinate detection technology for precise cable conduit pre-embedding. Our total station instruments, with 0.5" accuracy, ensure every component meets the highest standards. From material selection to final assembly, rigorous inspections guarantee the integrity of your product.
Why Choose Us?
When you partner with Shenyang Zhongda, you're choosing a National High-Tech Enterprise with a Class I Steel Structure Professional Contracting Qualification. Our ISO 9001/14001/45001 certifications reflect our commitment to quality, environmental responsibility, and safety. With a 60,000-ton annual production capacity and Northeast China's largest steel workshop, we deliver efficiency without compromising on precision.
Production Process
Our streamlined process includes R&D, precision fabrication, non-destructive testing, and on-site construction. Advanced CNC systems and automated welding lines ensure consistent high-quality output.
OEM & ODM Services
Zhongda excels in customizing Steel-Concrete Composite Girder Cable-Stayed Bridges to your exact specifications. Our OEM/ODM capabilities include:
- Tailoring cable tower materials and thicknesses (60-120mm plates available)
- Customizing stay cable systems with various anchorage options
- Adapting seismic design features to local geological conditions
- Modifying span lengths and cable plane configurations
- Developing unique corrosion protection solutions for extreme environments
Our collaborative approach ensures your product meets all project requirements while incorporating the latest innovations in bridge engineering.
Project Cases
Zhongda's expertise is evident in our portfolio of over 60 landmark projects. Notable examples include:
- The 18,000-ton Shenyang Dongta Cross-Hunhe River Bridge, showcasing our ability to handle massive structures
- Jingha Expressway expansion, demonstrating our efficiency in upgrading existing infrastructure
- International projects like Australian mining crushing stations, proving our global capabilities
Our diverse experience ensures we can tackle any product project, regardless of scale or complexity.
Certifications
We hold ISO 9001, 14001, and 45001 certifications, as well as compliance with EN 1090, AWS, and JIS standards for global project integration.
Packaging and Delivery
Our dedicated and expert team is committed to every aspect of getting your components to you safely and on time. They meticulously handle the secure packaging of each item, using high - quality materials and innovative techniques to shield against any potential damage. With comprehensive logistics support, whether it's a domestic project across the country or an international one spanning continents, they coordinate with a vast network of carriers. This ensures that your components are transported efficiently, arriving precisely when needed for seamless project progression.
FAQ
Q: What's the maximum span for your products?
A: Our designs can accommodate main spans up to 800 meters, suitable for most large-scale crossings.
Q: How do your bridges perform in seismic zones?
A: Our LRB800 isolation bearings can reduce seismic response by 40%, significantly enhancing safety in earthquake-prone areas.
Contact Us
Ready to revolutionize your infrastructure project with a Steel-Concrete Composite Girder Cable-Stayed Bridges? Contact our expert team at Ava@zd-steels.com for personalized solutions and detailed quotations.
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