October 24, 1991 (, Xinwei September 17), the Zhaozhou Bridge was named international civil engineering milestone.


Zhaozhou Bridge
in late October, 1991, is located in the Zhaozhou Bridge, China's Hebei Province, Zhao County American Society of Civil Engineers selected as the oldest international history of civil engineering milestone. American Society of Civil Engineers extremely strict selection criteria of the international history of civil engineering milestone, (lsjt.org) requirements must be the most brilliant examples of civil engineering in the history of the world. Zhaozhou Bridge is selected by the American Society of Civil Engineers, 12 "international history of civil engineering milestone. Prior to being selected: London Bridge, United Kingdom, (1 $ dj��.c��m) Paris, France, the Eiffel Tower, the Panama Canal, in Sydney, Australia, Bay Bridge and so on.