Steel Box Girder Bridge

Steel Box Girder Bridge: Unrivaled Strength and Efficiency by Shenyang Zhongda

Shenyang Zhongda Steel Structure Engineering Co., Ltd. is a leading Steel Box Girder Bridge manufacturer and supplier. Our advanced manufacturing capabilities, rigorous quality control, and innovative design solutions set us apart in the industry. Zhongda's products offer superior strength, durability, and cost-effectiveness for your large-scale infrastructure projects.

Product Description: 

Our products are engineered to meet the most demanding infrastructure requirements. These structures feature a hollow box-shaped cross-section, providing exceptional torsional stiffness and load-bearing capacity. Ideal for long-span bridges, our Steel Box Girder design offers:

• Spans ranging from 100 to 300 meters
• High strength-to-weight ratio
• Excellent resistance to torsional forces
• Reduced maintenance requirements
• Streamlined aesthetics
• Versatility for various bridge types (highway, railway, pedestrian)

Our advanced fabrication techniques ensure precise fit and assembly, reducing on-site construction time and costs.

Product Features:

• Custom-designed to project specifications
• Weathering steel options for enhanced corrosion resistance
• Integrated inspection and maintenance access
• Optimized aerodynamic profile for wind stability
• Modular construction for efficient transportation and assembly
• Compatible with various deck systems (concrete, orthotropic steel)

Quality Control:

At Zhongda, quality is paramount. Our Steel Box Girder Bridge undergo rigorous testing and inspection:

• Non-destructive testing (NDT) including ultrasonic and magnetic particle inspection
• Strict adherence to international standards (AASHTO, Eurocode)
• Full-scale load testing capabilities
• ISO 9001:2015 certified quality management system

  

   

Why Choose Us?

• Our facility showcases a remarkable 60,000 - ton annual precision fabrication capacity, enabling us to handle large - scale projects with utmost accuracy.
• As Northeast China's largest steel workshop, equipped with a 50T crane capacity, we can efficiently manage heavy - duty steel - handling tasks.
• With advanced CNC equipment for ultra - thick plate cutting and 3 - axis drilling, we achieve high - precision machining of various steel components.
• Our 70% client retention rate, combined with a 20 - 30% lead time reduction, demonstrates our commitment to customer satisfaction and efficiency.
• Having extensive experience in delivering over 60 landmark projects, we bring invaluable expertise to every new endeavor we undertake.

Production Process:

1. Design and engineering
2. Material procurement
3. CNC cutting and fabrication
4. Assembly and welding
5. Surface treatment
6. Quality inspection
7. Transportation and on-site erection

   

    

OEM & ODM Services:

Zhongda offers comprehensive OEM and ODM solutions for the products. Our capabilities include:

• Customized design to meet specific project requirements
• Advanced 3D modeling and structural analysis
• Integration of client-specified components or systems
• Optimization for local environmental conditions
• Collaborative engineering support throughout the project lifecycle
• Compliance with international standards and local regulations

We leverage our expertise in main cable construction, super-long span capabilities, and precision positioning technologies to deliver tailored solutions that exceed client expectations.

Project Cases:

1. Shenyang Dongta Cross-Hunhe River Bridge: 18,000-ton steel structure
2. Jingha Expressway Expansion: Multiple products
3. International collaboration: Australian mining crushing station components

   

    

Certifications:

• ISO 9001:2015, ISO 14001:2015, ISO 45001:2018
• EN 1090 certification for European market compliance
• AWS (American Welding Society) certified fabricator

  

   

Packaging and Delivery:

• We create custom packaging solutions using high - grade materials to safeguard your items during transportation, no matter the distance.
• Our team expertly coordinates with global logistics partners, optimizing routes and handling for a seamless shipping experience.
• With a dedicated logistics system, we guarantee on - time delivery, ensuring your products reach you precisely as scheduled.

FAQ:

Q: What is the maximum span for your products?
A: Our standard designs can accommodate spans up to 300 meters, with custom solutions available for longer spans.

Q: How do you ensure the quality of your products?
A: We employ rigorous quality control measures, including NDT, adherence to international standards, and full-scale load testing.

Q: Can you provide design assistance for our project?
A: Absolutely. Our experienced engineering team offers comprehensive design support and optimization services.

Contact Us:

Ready to elevate your infrastructure project with our state-of-the-art Steel Box Girder Bridge? Contact us at Ava@zd-steels.com for a personalized consultation and quote.