Examining the effects of Automated Mobility-on-Demand services on public transport systems using an agent-based simulation approach

Duy Q. Nguyen-Phuoc, Meng Zhou, Ming Hong Chua, André Romano Alho*, Simon Oh, Ravi Seshadri, Diem Trinh Le

*Corresponding author for this work

Research output: Contribution to journalJournal articleResearchpeer-review

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Abstract

Several cities worldwide have been attempting to adopt “car-lite” policies to reduce traffic congestion and urban pollution. In addition to measures such as re-designing neighbourhoods and encouraging active modes, much expectation has been placed on the adoption of new and innovative modes, particularly shared AVs, or Automated Mobility-on-Demand (AMOD). Although the realisation of AMOD appears to be imminent, little is known about its potential effects on current transport systems. In this paper, using SimMobility, an agent-based microsimulation platform, we explored the impact of AMOD on public transport (PT). Two AV adoption scenarios were simulated: (1) “Partial Automation” where AMOD is introduced alongside existing modes, and (2) “Full Automation” where the use of private human-driven vehicles is prohibited upon the implementation of AMOD. We found that, compared to the base case (where there is no AMOD), the share of PT usage increased significantly in the AMODscenarios. While the overall congestion level was reduced in the Full Automation scenario, road in the Partial Automation scenario tended to suffer from high travel demand. The increased demand for PT also prompts for a revision of current service schedules. The temporal and spatial analyses of PT demand between scenarios have brought some useful implications on the implementation of AMOD for urban and transport planners.

Original languageEnglish
Article number103583
JournalTransportation Research Part A: Policy and Practice
Volume169
ISSN0965-8564
DOIs
Publication statusPublished - 2023

Bibliographical note

Funding Information:
This research is supported by the Singapore Ministry of Transport, Urban Redevelopment Authority, Land Transport Authority, Housing Development Board, Ministry of National Development and the National Research Foundation, Prime Minister’s Office under the Land and Liveability National Innovation Challenge (L2 NIC) Research Programme (L2 NIC Award No. L2NICTDF1-2016-3). Any opinions, findings, and conclusions or recommendations expressed in this material are those of the author(s) and do not reflect the views of the Singapore Ministry of Transport, Urban Redevelopment Authority, Land Transport Authority, Housing Development Board, Ministry of National Development and National Research Foundation, Prime Minister’s Office, Singapore. The authors also acknowledge the support from the National Research Foundation of Korea (NRF) through the grant funded by the Korea government (MSIT) (No. 2022R1C1C1007505).

Funding Information:
This research is supported by the Singapore Ministry of Transport, Urban Redevelopment Authority, Land Transport Authority, Housing Development Board, Ministry of National Development and the National Research Foundation, Prime Minister's Office under the Land and Liveability National Innovation Challenge (L2 NIC) Research Programme (L2 NIC Award No. L2NICTDF1-2016-3). Any opinions, findings, and conclusions or recommendations expressed in this material are those of the author(s) and do not reflect the views of the Singapore Ministry of Transport, Urban Redevelopment Authority, Land Transport Authority, Housing Development Board, Ministry of National Development and National Research Foundation, Prime Minister's Office, Singapore. The authors also acknowledge the support from the National Research Foundation of Korea (NRF) through the grant funded by the Korea government (MSIT) (No. 2022R1C1C1007505).

Publisher Copyright:
© 2023 The Authors

Keywords

  • Automated Mobility-on-Demand (AMOD)
  • Car-free cities
  • Public policy
  • Public transport
  • SimMobility

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