Qiantang River new bridge is a key project for the reconstruction of Hangzhou urban section of Shanghai-Hangzhou-Ningbo Expressway. Located at the downstream of Pengfu Bridge (Second bridge), the bridge has a total length of 1350.8 meters. It is the first multi-span catenary double-purpose catenary reinforced steel truss bridge in China.The upper level is an eight-lane elevated expressway and the lower level is a double-track expressway.　

In the future, after the completion of the new bridge of qiantang River, this area will form a comprehensive traffic corridor integrating urban roads, expressways and light rail. At that time, there will be three streams of traffic competing to cross the river: the upper viaduct expressway and the lower double-line airport expressway, which will use the newly built bridge to cross the river;Current situation of surface road utilization Qianjiang Bridge crossing the River.

Will be built after the completion of the project, the area of city road, expressway, railway comprehensive transportation corridor, will also change the hangzhou city development pattern, space layout, at the same time will be cut off before the new town, development zone road network to achieve smooth cohesion, become vice city jiangnan, ping, deputy in the city downtown and contact the main traffic corridor. At the same time, Hangzhou residents have another important commuter route to get around.This lifting project is also an important transportation infrastructure for the Asian Games, and an important external distribution channel and external communication hub line for the Asian Games Village.