Zhengzhou 4th Ring Expressway Upgrading
ASBI Bridge Award of Excellence in 2021
Best International ABC Project Constructed Outside U.S. in 2021
ENR Global Best Projects Award in 2022
The world’s largest precast segmental bridge project with 50,000 segments
Total length of 93.3km with investment of 50 billion Yuan.
There are 27 overpasses, 151 road crossings, 12 railway crossing bridges and 21 river crossing bridges.
structural design of bridge without bearing system, 3D geometry control consulting
