Applying BIM and pedestrian simulation for architectural flow line optimization in subway stations: an empirical analysis at Chongqing Ranjiaba Station

In China’s new urbanization, urban rail transit has developed rapidly. Multiline subway stations in Chongqing face issues such as high passenger flow and intersecting pedestrian flows, leading to congestion, which affects station safety and service quality. This study aims to optimize subway station...

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Main Authors: Xian Li, Ziyi Zhao, Xudong Zeng
Format: Article
Language:English
Published: Taylor & Francis Group 2025-01-01
Series:Journal of Asian Architecture and Building Engineering
Subjects:
Online Access:http://dx.doi.org/10.1080/13467581.2025.2455035
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author Xian Li
Ziyi Zhao
Xudong Zeng
author_facet Xian Li
Ziyi Zhao
Xudong Zeng
author_sort Xian Li
collection DOAJ
description In China’s new urbanization, urban rail transit has developed rapidly. Multiline subway stations in Chongqing face issues such as high passenger flow and intersecting pedestrian flows, leading to congestion, which affects station safety and service quality. This study aims to optimize subway station architectural flow lines, defined as pathways facilitating pedestrian movement within stations, to meet passenger demands, improve service quality, and contribute to smart city development. Combining BIM technology with pedestrian simulation, this research uses quantitative data analysis to optimize subway station flow lines under non-emergency conditions, a scenario rarely addressed in existing studies that focus on emergency evacuations, and proposes optimization strategies. We constructed an optimization framework based on BIM and pedestrian simulation and conducted an empirical study at Chongqing Ranjiaba Station to verify its feasibility. This research systematically examines subway station entry, exit, and transfer systems through literature reviews, surveys, simulations, and case studies. The analysis, within the context of smart city development and transit-oriented design, identifies issues in station layout and pedestrian flow, proposing and validating optimized design schemes. The study introduces a BIM-based framework for optimizing subway station flow lines, demonstrating improvements in pedestrian safety, operational efficiency, and user experience, offering practical solutions.
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institution Kabale University
issn 1347-2852
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spelling doaj-art-557c8ce7de1e40368e0e9edba162f24f2025-01-27T11:59:10ZengTaylor & Francis GroupJournal of Asian Architecture and Building Engineering1347-28522025-01-010012210.1080/13467581.2025.24550352455035Applying BIM and pedestrian simulation for architectural flow line optimization in subway stations: an empirical analysis at Chongqing Ranjiaba StationXian Li0Ziyi Zhao1Xudong Zeng2Chongqing UniversityChongqing UniversityChongqing UniversityIn China’s new urbanization, urban rail transit has developed rapidly. Multiline subway stations in Chongqing face issues such as high passenger flow and intersecting pedestrian flows, leading to congestion, which affects station safety and service quality. This study aims to optimize subway station architectural flow lines, defined as pathways facilitating pedestrian movement within stations, to meet passenger demands, improve service quality, and contribute to smart city development. Combining BIM technology with pedestrian simulation, this research uses quantitative data analysis to optimize subway station flow lines under non-emergency conditions, a scenario rarely addressed in existing studies that focus on emergency evacuations, and proposes optimization strategies. We constructed an optimization framework based on BIM and pedestrian simulation and conducted an empirical study at Chongqing Ranjiaba Station to verify its feasibility. This research systematically examines subway station entry, exit, and transfer systems through literature reviews, surveys, simulations, and case studies. The analysis, within the context of smart city development and transit-oriented design, identifies issues in station layout and pedestrian flow, proposing and validating optimized design schemes. The study introduces a BIM-based framework for optimizing subway station flow lines, demonstrating improvements in pedestrian safety, operational efficiency, and user experience, offering practical solutions.http://dx.doi.org/10.1080/13467581.2025.2455035bim technologypedestrian simulationsubway stationflow line optimizationarchitectural design
spellingShingle Xian Li
Ziyi Zhao
Xudong Zeng
Applying BIM and pedestrian simulation for architectural flow line optimization in subway stations: an empirical analysis at Chongqing Ranjiaba Station
Journal of Asian Architecture and Building Engineering
bim technology
pedestrian simulation
subway station
flow line optimization
architectural design
title Applying BIM and pedestrian simulation for architectural flow line optimization in subway stations: an empirical analysis at Chongqing Ranjiaba Station
title_full Applying BIM and pedestrian simulation for architectural flow line optimization in subway stations: an empirical analysis at Chongqing Ranjiaba Station
title_fullStr Applying BIM and pedestrian simulation for architectural flow line optimization in subway stations: an empirical analysis at Chongqing Ranjiaba Station
title_full_unstemmed Applying BIM and pedestrian simulation for architectural flow line optimization in subway stations: an empirical analysis at Chongqing Ranjiaba Station
title_short Applying BIM and pedestrian simulation for architectural flow line optimization in subway stations: an empirical analysis at Chongqing Ranjiaba Station
title_sort applying bim and pedestrian simulation for architectural flow line optimization in subway stations an empirical analysis at chongqing ranjiaba station
topic bim technology
pedestrian simulation
subway station
flow line optimization
architectural design
url http://dx.doi.org/10.1080/13467581.2025.2455035
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AT ziyizhao applyingbimandpedestriansimulationforarchitecturalflowlineoptimizationinsubwaystationsanempiricalanalysisatchongqingranjiabastation
AT xudongzeng applyingbimandpedestriansimulationforarchitecturalflowlineoptimizationinsubwaystationsanempiricalanalysisatchongqingranjiabastation