Nanchang Shengmi Bridge is a key and major project of Nanchang; located on the ring fast road of Nanchang, it is an important bridge that spans the Gan River, and connects Nanchang and Changbei. Its deck has 8 lanes in each direction. The bridge is designed to be a half-through concrete-filled steel tube tied arch bridge with its main span being 2*228 metres; it is 3,062 metres long and 35 metres wide. Total 2,700 tons of steel are used. The Company completed fabrication of the main steel tube arch, surface corrosion protection, transport, site assembly, welding and coating within 16 months.