Quantitative Analysis and Research on the Renewal of Historic Blocks: A Case Study of Chuancheng Street in Handan City

Based on the problems found in the study of historical blocks, the paper puts forward the quantifiable standards for maintaining the spatial characteristics of historical blocks by analyzing the key factors of update strategy that influence the spatial characteristics of historical blocks. Combined with the update planning of the north section of Chuancheng Street, a historic block in Handan City, the block space is digitally simulated by space syntax software Depthmap, to study the behavior path and visual field in the renewal of historic blocks. The development strategy of both protection and renewal is put forward, in order to accumulate experience for the sustainable development of historic blocks.