[Photo/IC]

A 32-meter-long, 714-ton box girder is steadily paced between Piers 0 and 1 at the construction site of the Ma'ao extra-large Bridge on the newly built Ningbo-Zhoushan Railway, marking the successful erection of the first precast box girder along the entire Yongzhou Railway line in Zhoushan, East China's Zhejiang pprovince on Oct 28.