从《乾隆京城全图》看北京城街区构成与尺度分析

STUDY ON THE FORMATION AND SCALE OF BLOCK OF BEIJING INNER CITY BASED ON QIANLONG MAP

在北京市正式实施《北京历史文化名城保护规划》之际 ,文章以中国清代乾隆年间的《乾隆京城全图》 (175 0 )为背景 ,通过对北京旧城的街巷院落空间形态与尺度的分析 ,在文献及历史研究的基础上进一步挖掘历史文化保护区的文化内涵和历史价值 ,鉴别并提取目前尚可获得的真实的历史遗存因子 。

Qianlong Jingcheng Quantu(The Capital Plan of Qianlong Period, Qing Dynasty), one of the oldest city map of Beijing in the Qianlong period(1750), pictures the various institutional facilities and Beijing-courtyard houses called Siheyuan in the Inner City of Beijing. Based on the analysis on the map and related literature, it studies the spatial structure and dimension of the blocks of Beijing then, in order to develop a quantitative system for the spatial dimension of old blocks and a whole conservation solution for historical heritage.