demir e., kepez o., rifki f.a. evaluating (dis)continuity in pedestrian environments: case of north...
TRANSCRIPT
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Demir E., Kepez O., Rifki F.A.
Evaluating (Dis)Continuity in Pedestrian Environments: Case of
North Carolina State University Centennial Campus
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Outline of the presentation
• Theoretical background• Conceptual framework• Case selection(s)• Methodology• Data collection
– Survey– Visual mapping
• Findings and comparison• Conclusions
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• Fried’s (2000) continuity and discontinuity concepts– “continuous place” as environment where successful convergence of “space
as a physical construct” and “space as a social network” is observed. Conversely, unsuccessful convergence of these implies the “discontinuous place” concept.
• Rather than a phenomenological perspective, this study utilizes a post-positivist perspective.
• Underlying assumptions:– Space is both a physical and social construct– There are multiple realities
Theoretical background
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Physical (dis)continuityFunctional (dis)continuityPerceived (dis)continuity
Spatial configurations:
Physical spatial layout Socio-functional layout
Distance Barrier
Continuity
Discontinuity
Physical spatial attributes
Socio-cultural spatial attributes
Conceptual Framework
space (dis)continuity
intensity of usespread of use
perceptions of continuity
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Case selectionsNCSU Main CampusNCSU Centennial Campus
-Pedestrian oriented design of all NCSU campuses:
• campus of neighborhoods
• campus of paths
-Different spatial layouts
-Comparable sizes of cases
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Case selectionsNCSU Main CampusNCSU Centennial Campus
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• Methodology:– Correlational research (& comparative case study research)
• Data Collection– Objective data:
• spatial configuration– Physical functional layout– Distance and barrier analyses
– Subjective data• survey tool
– Questionnaire (users’ perceptions and evaluations)– Visual mapping (use of space)
• Data Analyses– Statistical analyses and spatial analysis
Research design
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Pref
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Soci
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Pede
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-2
-1.5
-1
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1
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2
up lim - main mean -main low lim -main up lim -centennial mean -centennial low lim -centennial
Survey tool -questionnaire
Overall mean value and corresponding confidence intervals for survey response items for both cases.
Overall and item/profile based analyses were made for both cases. Critical items were analyzed more in depth.
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Male versus female respondents in both campuses
Survey tool –visual mapping
malefemale
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Survey tool –visual mapping
Student versus faculty/staff respondents in both campuses
students faculty/staff
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Survey tool –visual mapping
Locational analyses: mixed use building versus single use building
single use (research, office, academic) mixed use (academic plus social functions)
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Survey tool –visual mapping
Overall analysis
Centennial Campus- overall intensity of use Main campus-overall intensity of use
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• understanding of continuity with its variance with respect to different user groups: continuity in this sense is not only physical or social, but also varies for different user groups
– Differences between different occupation groups– Differences between different gender groups
• location of some campus buildings and the spatial layout were important factors in the spread of continuity: distance did not have a separate effect in the spread, but barrier and distance had a combined effect.
spatial layout: Different neighborhoods configurations had different levels of use:– Courtyards those were defined by the surrounding buildings seemed to have higher intensity of use compared
to others. – Streets with vehicular traffic surrounding the building neighborhoods had a barrier effect hindering the spread
of use outside these areas.
location: Within the barrier-free zones, users, in order to reach different functions their neighborhoods did not offer, tended not to consider distance as a problem.
conclusions