Long-Span Steel Box Girder Incremental Launching
2. Material: Q345D main (≥345MPa), Q420D for joints.
3. Customization: Variable cross - section (1.25 - 8m), 20% weight reduction, 420m span.
4. Construction: Prefabrication (12 - 30m), on - site assembly, 50% time reduction.
5. Anti - Corrosion: Double (galvanizing or spraying), ≥32 years service.
Long-Span Steel Box Girder Incremental Launching: Revolutionizing Bridge Construction
Shenyang Zhongda Steel Structure Engineering Co., Ltd. is a leading manufacturer and supplier of Long-Span Steel Box Girder Incremental Launching systems. Our cutting-edge technology and expertise in steel structures make us the preferred choice for large-scale infrastructure projects worldwide.
Product Description
Our product system is designed to meet the demanding requirements of modern bridge construction. This innovative solution offers unparalleled efficiency, cost-effectiveness, and structural integrity for spans up to 420 meters. By combining advanced engineering with high-strength materials, we provide a system that significantly reduces construction time and labor costs while ensuring maximum safety and durability.
Key features of our product system include:
- Fully welded box section design for superior bending and torsional stiffness
- Variable cross-section design with beam heights from 1.25 to 8 meters
- Corrugated steel web optimization, reducing weight by 20%
- Factory prefabrication for rapid on-site assembly
- Double protection anti-corrosion technology for a service life exceeding 30 years
Quality Control
At Zhongda, quality is paramount. Our state-of-the-art production facilities, equipped with CNC ultra-thick plate cutting and automated welding lines, ensure precision manufacturing. We adhere to stringent quality control measures, including non-destructive testing and ISO 9001 certified processes, guaranteeing that every component meets the highest industry standards.
Why Choose Us?
- Full-chain technical integration from R&D to construction
- Proprietary technologies in weathering steel applications and steel-concrete composite beam optimization
- BIM-based digital design and lifecycle management for complex project execution
- Proven track record with over 60 landmark projects and a 70% client retention rate
- Compliance with international standards including EN 1090, AWS, and JIS
Production Process
Our streamlined production process includes:
- Design and engineering
- Material procurement
- Precision fabrication
- Quality inspection
- Anti-corrosion treatment
- Packaging and delivery
OEM & ODM Services
We offer comprehensive OEM and ODM services for Long-Span Steel Box Girder Incremental Launching systems. Our experienced team can customize solutions to meet your specific project requirements, including:
- Tailored design for challenging environmental conditions
- Integration with existing infrastructure
- Optimization for specific load-bearing capacities
- Custom anti-corrosion treatments for extreme environments
- Specialized launching equipment design
By leveraging our R&D capabilities and advanced manufacturing facilities, we ensure that your custom solution meets all technical specifications and project timelines.
Project Cases
Our product system has been successfully deployed in numerous high-profile projects, including:
- The 18,000-ton Shenyang Dongta Cross-Hunhe River Bridge
- Jingha Expressway expansion project
- Multiple heavy bridges for China Railway, CSCEC, and CCCC
These projects showcase our ability to deliver complex, large-scale infrastructure solutions efficiently and effectively.
Certifications
Our product system is certified to:
- ISO 9001:2015
- EN 1090
- AWS D1.1/D1.1M
Packaging and Delivery
At our company, we place the utmost importance on the safe arrival of your components. To this end, we meticulously ensure secure packaging for every item, using high - grade materials to shield against any potential damage during transit. Our logistics team is well - versed in coordinating timely delivery. Depending on your project requirements, we offer flexible shipping options. For large - scale projects, containerized shipping provides a streamlined and efficient solution. Meanwhile, for more diverse or delicate components, break - bulk transport allows for customized handling, guaranteeing your components reach you in perfect condition, right on schedule.
FAQ
Q: What is the maximum span achievable with your system?
A: Our product system can achieve spans up to 420 meters.
Q: How does this system reduce construction time?
A: Through factory prefabrication and efficient on-site assembly, our system can reduce construction time by up to 50% compared to traditional methods.
Contact Us
Ready to revolutionize your bridge construction project with our Long-Span Steel Box Girder Incremental Launching system? Contact us at Ava@zd-steels.com for a personalized consultation and quote.
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