In a stunning display of modern engineering, a massive 25,000-tonne bridge in southern China has successfully completed a precise rotation, docking with its approach bridge with millimeter-level accuracy. The operation, which took approximately 80 minutes of steady movement, marks a significant milestone in infrastructure development on the Chinese mainland.
Precision at Scale
The bridge, measuring 144 meters in length and 42 meters in width, underwent a counterclockwise rotation of 80 degrees. Achieving such precision with a structure of this magnitude requires extraordinary technical coordination. To facilitate the move, engineers employed an innovative unbalanced rotation design, utilizing a 1,750-tonne counterweight to balance the immense load during the transition.
Technological Integration
Central to the success of the operation was the integration of the BeiDou monitoring system. This advanced satellite technology provided full-process visualized monitoring, allowing the engineering team to track the rotation in real-time and ensure that the bridge docked perfectly with the existing infrastructure.
Setting New Records
This achievement sets a new record for this specific type of bridge design in southern China. By combining heavy-duty mechanical engineering with high-precision satellite monitoring, the project demonstrates the region's growing capacity for complex, large-scale infrastructure solutions that prioritize both efficiency and accuracy.
Reference(s):
cgtn.com
