Abstract:Yangchenghu Road is an existing road located in Xiangcheng District,Suzhou City,extending from Suzhou High-tech Zone in the west to Suzhou Industrial Park in the east.Taking the construction of the third passage of Yangcheng West Lake and Suzhou Metro Line 8 as an opportunity,Yangchenghu Road (Yongfang Road - Xiangcheng Avenue) is widened and reconstructed.Therefore,the design scheme of the Yangchenghu Road Reconstruction and Extension Project is discussed from the aspects of project background,engineering overview,functional positioning,construction conditions,overall design,and key and special node design,which can provide a reference for the design of similar projects.