Pentagonal arch steel bridge

Shenyang Zhongda: Your Premier Pentagonal Arch Steel Bridge Manufacturer

As a leading pentagonal arch steel bridge manufacturer and supplier, Shenyang Zhongda Steel Structure Engineering Co., Ltd. offers unparalleled expertise in design, fabrication, and installation. Our products boast superior strength, aesthetics, and longevity, making us the top choice for infrastructure projects worldwide.

Product Description: 

Our products represent the pinnacle of modern bridge engineering. The unique pentagonal cross-section of the arch ribs provides exceptional stability and load-bearing capacity, while offering a striking visual appeal. These bridges are ideal for spanning long distances over rivers, valleys, or urban landscapes, combining functionality with architectural elegance.

Key features of our pentagonal arch steel bridge include:

• Customizable span lengths up to 400 meters
• High load-bearing capacity for heavy traffic
• Superior wind and seismic resistance
• Weathering steel options for reduced maintenance
• Streamlined design for improved aerodynamics
• Integration with smart monitoring systems

Quality Control: 

At Zhongda, quality is paramount. Our pentagonal arch steel bridge undergo rigorous testing and inspection at every stage of production. We employ advanced non-destructive testing methods, including ultrasonic and radiographic inspections, to ensure structural integrity. Our ISO 9001-certified quality management system guarantees consistent, high-quality outcomes for every project.

Why Choose Zhongda ?

• 20+ years of experience in steel bridge construction
• Full-chain capabilities from design to installation
• State-of-the-art 60,000-ton annual production capacity
• Compliance with international standards (EN 1090, AWS, JIS)
• Proven track record with 60+ landmark projects completed
• Innovative construction methods for faster project delivery

Production Process: 

Our advanced manufacturing process includes CNC cutting, automated welding, and 3D measurement systems, ensuring high precision and efficiency in producing product components.

OEM & ODM: 

We offer comprehensive OEM and ODM services for the products, tailoring every aspect to meet your specific project requirements:

1. Arch Rib Design:
   • Pentagonal steel box section: 3.2m width × 4.5m height
   • Wind resistance: Up to 1.5kN/㎡
2. Construction Technology:
   • Innovative stentless rotation method
   • Rotation capacity up to 8,000 tons
3. Material and Welding:
   • Q420qD weathering steel
   • 100% CTOD test pass rate
4. Corrosion Protection:
   • Arc-sprayed aluminum (150μm) base layer
   • GB/T 30790 C5M level fluorocarbon topcoat
5. Monitoring Systems:
   • Full-bridge health monitoring with 200+ sensors
6. Production Capacity:
   • 20-meter arch rib sections
   • 1,200 tons monthly output

Project Cases: 

Our portfolio includes iconic products such as:

• The 18,000-ton Shenyang Dongta Cross-Hunhe River Bridge
• Multiple spans on the Jingha Expressway expansion
• Custom-designed pentagonal arch bridges for international clients in Belt and Road countries
  

   

  

   

Certifications: Ensuring Global Standards

Zhongda holds ISO 9001/14001/45001 certifications and Class I Steel Structure Professional Contracting Qualification, guaranteeing world-class quality in every product we produce.

Packaging and Delivery: 

At our company, we understand the critical importance of ensuring the safe and timely arrival of your product components, regardless of their destination around the globe. That's why we offer comprehensive secure packaging services, using high - grade materials and innovative wrapping techniques to safeguard your items from any potential damage during transit. Paired with this, our global shipping solutions, in collaboration with a vast network of trusted carriers, are meticulously coordinated. From the moment your components are packaged until they reach your desired location, we ensure seamless transportation, so you can be confident that your products will arrive precisely as scheduled, no matter how far away the destination may be.

FAQ: 

Q: What makes products unique?
A: The pentagonal cross-section offers superior stability and aesthetics compared to traditional designs.

Q: Can you customize the design for specific environmental conditions?
A: Absolutely! We tailor each product to your exact specifications and local requirements.

Q: What's the lifespan of a product?
A: With proper maintenance, our bridges can last 100+ years, offering excellent long-term value.

Contact Us: Let's Build Your Next Pentagonal Arch Steel Bridge

Ready to elevate your infrastructure project with a cutting-edge pentagonal arch steel bridge? Contact us at Ava@zd-steels.com for expert consultation and a tailored quote today!