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Journal of Chinese
            Architecture and Urbanism                                               Spatial network analysis of hutongs



            7. Conclusion                                      iii.  Urban development and population growth during the
                                                                  18  century led to the emergence of new hutongs in
                                                                    th
            The hutong system of 18 -century Beijing evolved from   Beijing, expanding upon those established during the
                                th
            foundations laid during the Ming dynasty (1368 – 1644).   Ming dynasty. This expansion introduced complexity
            Influenced by urban development and population growth,   to the hutong system. Despite this complexity, the
            this system expanded and became increasingly complex.   spatial organization between the hutong system and
            However, recent scholarship suggests that, although   landmark roads facilitated effective integration with
            Beijing’s hutong system appears complex, it demonstrates   the broader urban road network, maintaining high
            high efficiency and convenience in practice. Most existing   levels of traffic convenience.
            studies rely on qualitative research, lacking the quantitative   iv.  By introducing the concept of “landmark road,”
            analysis necessary to validate these claims. Although certain   this study highlights how the complex hutong
            studies have applied quantitative methods to investigate the   system achieves high traffic efficiency in practical
            convenience of hutong areas, they predominantly focus on   applications. Quantitative analysis  of regional
            specific parts of modern Beijing’s hutong areas. As a result,   accessibility  uncovers  a  consistent  spatial
            these studies fail to represent the broader hutong system,   organization relationship between the hutong system
            neglect the original layout, and overlook the dynamic   and landmark roads. This spatial organization allows
            interaction between the hutong system and the extensive   the complex hutong system to interact dynamically
            urban road network. Consequently, they fail to fully reveal   with the broader urban road network in daily
            how the hutong system achieves high mobility efficiency   operations, thereby enhancing the overall traffic
            despite its complexity.
                                                                  efficiency of the area.
              Building on this premise, the present study argues that
                                                                 The  findings  of  the  present  study  have  significant
            the high efficiency and traffic convenience of Beijing’s   implications for urban design and planning. The interaction
            18 -century hutong system were significantly influenced   between the hutong system and urban landmark roads
              th
            by  its  spatial  connection  to  the city’s  landmark  roads.   demonstrates that effectively integrating a dense road
            Utilizing  the  Qianlong Jingcheng Quantu  map,  which   network  can  significantly  enhance  overall  traffic  flow  and
            accurately reflects the 18th-century road structure of   efficiency. Therefore, in urban expansion and the renovation
            Beijing, this study utilizes spatial network analysis and   of older districts, introducing small, multi-directional
            regional accessibility indicators to quantitatively analyze
            the spatial connections between the Dongcheng district’s   roads—similar to those in the hutong system—can improve
            hutong system and landmark roads.                  internal circulation, reduce traffic congestion, and increase
                                                               the accessibility and flexibility of large-scale urban road
            The findings are summarized as follows:            networks. By adopting the spatial layout strategies of the
            i.   During the 18  century, the road network in Beijing’s   hutong  system,  planners  can  create  more  adaptable  and
                           th
               Dongcheng district transformed into a network of links   efficient urban spaces.
               and nodes, represented by 948 nodes within the hutong   In  addition,  the  hutong system demonstrates  how
               system. Among these, 796 nodes (84% of the total) had a
               spatial depth value of three steps or fewer from landmark   compact spaces can support community coherence.
               roads. This finding reveals a distinct and regular spatial   Modern urban design can leverage this model to create
               relationship between the hutong system and landmark   environments  that  facilitate  both  transportation  and
               roads, reflecting a well-defined spatial organizational   community interaction. Hutongs are not only vital
               logic despite the system’s apparent complexity.  components of urban cultural heritage but also serve as
            ii.  The 18 -century Dongcheng district was divided into   essential elements in contemporary urban design. By
                     th
                                                               integrating the historical characteristics  of hutongs  into
               27 areas by landmark roads. Of these, 20 areas had
               over 80 percent of their nodes within a spatial depth   modern designs, cities can preserve their cultural identity
               of three steps or fewer from landmark roads. However,   while addressing functional requirements.
               in five areas, this percentage was notably lower. This   The quantitative data presented in this study serve as an
               discrepancy  can  be  attributed  to  the  presence  of   important reference for policymakers and urban planners.
               numerous shorter hutongs in these five areas and   In responding to the challenges of an aging society and
               a  lack  of  routes  connecting  directly  to  landmark   the  transformation  of older  urban  areas,  measures  such  as
               roads. Furthermore, the absence of highly connected   adding convenient facilities and optimizing public spaces at
               hutongs increases the topological distance between   high-accessibility intersections should be considered. These
               these spaces and landmark roads, thereby diminishing   strategies can enhance transportation convenience, improve
               the accessibility of these areas.               residents’  comfort, and  simultaneously protect  and utilize


            Volume 7 Issue 2 (2025)                         11                       https://doi.org/10.36922/jcau.4608
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