Suspension bridge, also known as suspension bridge, refers to a bridge with cables suspended from the tower and anchored at both sides (or ends) of the bridge as the main load-bearing component of the superstructure. Its application scope is mainly long-span and super-long-span highway bridges, and it is the main form of long-span bridges. But apart from highway bridges, pedestrian suspension bridges are characterized by beautiful structure and gentle structure.

Best bridge

The oldest existing open-shouldered stone arch bridge is Zhao Zhouqiao, Zhao County, Hebei Province. It was built from the 15th year of Emperor Kai of Sui Dynasty to the first year of Daye (595-605).

The earliest existing multi-arch stone bridge with span is baodai bridge, Suzhou, Jiangsu. Founded in the 11th year of Tang Yuanhe (8 16).

The earliest existing bridge crossing is the fish pond flying beam in Jinci, Shanxi Province, which was built in the first year of Chongning in the Northern Song Dynasty (1 102).

The earliest movable switch stone bridge is Guangzhou Chaozhou Guangji Bridge. It was built in the 10th year of Xuande in Ming Dynasty (1435).

The world's largest stone arch bridge —— Sweden 1946 Suyinasson Bridge, with a span of 155m.

1925, the world's first cable-stayed bridge with reinforced concrete main girder, the waterway bridge across the Danube, was built in Spain, with a main span of 60.35m m.