Record: 330 m
Main Span Record: 308 mThe Nanpu Bridge in Chun'an County, Zhejiang Province is located in the National Tourism Scenic Area - Qiandao Lake Beihu District. It is a key project in the Qiandao Lake Ring Road and a key project of the transportation infrastructure in Chun'an County, Zhejiang Province. It is built on the Qiandao Lake Lake Road. Communicating the connection between Chun'an County and Wutong, Tongziwu and other lake areas, breaking the pattern of water barriers from the north and south since the formation of Xin'anjiang Reservoir is of great significance to promoting the economic development of the Qiandao Lake area. The main bridge of the bridge is a medium-supported concrete-filled steel tubular catenary arch bridge with a length of 330 meters and a net span of 308 meters.