The historical blocks are the important components in the protection system of historical and cultural cities in China, and the road renewal has certain particularity in the protection and reconstruction of historical blocks. On the one hand, it is a special case in the old road reconstruction of urban road, and on the other hand, it requires the participation of multiple professions such as historical relic protection, landscape design and urban planning. In order to upgrade the quality of the historical road renewal and provide the reference for similar projects, on the basis of sorting out the three-level planning system of the historical blocks, relevant policies and guidance documents in various regions in recent years, the typical engineering cases such as Hengfu Style Area and Sinan Road in Shanghai, and Zhongshan Avenue, Qingdao Road and Lihuangpi Road in Wuhan are analyzed, and the practical experience of historical road renewal is summarized.