Quanzhou Bay Sea-Crossing Bridge is a major project of Fujian Level and Quanzhou Level, was the longest bridge in Fujian; its designed speed is 100 kilometres per hour. The main bridge is a 2-pylon composite girder, cable stayed bridge with separate deck parts; it is 12,450 metres long, and its main bridge is 800 metres long; the main span is 400 metres. The bridge is divided into 17 types of girder segments, and there are total 166 segments.