Zhao Zhouqiao is167m long, 9.6m wide and 7.3m high. It used 12 stone arch pier to support the whole bridge, which was a very bold and innovative design at that time. At the same time, many special tools and technologies are used in the construction process, such as underwater pile drivers and underwater excavators.
Zhao Zhouqiao has experienced thousands of years of vicissitudes. Although it has been hit by floods and destroyed by wars for many times, it has been preserved throughout the ages and has become a classic in the history of ancient architecture in China.