About this 3D model

Zhaozhou bridge is the world's oldest open-spandrel segmental arch bridge of stone construction.[1] Credited to the design of a craftsman named Li Chun, the bridge was constructed in the years 595-605 during the Sui dynasty. Located in the southern part of Hebei Province, it is the oldest standing bridge in China. This modal is build with 1:1000 ratio base on real parameter.