Dr Prakash Ranjitkar

PhD, MEng, BEng (Civil)


Dr Prakash Ranjitkar is a Senior Lecturer in the Department of Civil and Environmental Engineering at the University of Auckland. He has more than 20 years of experience in a range of transport and other infrastructure projects as an academician, researcher and consultant. Prakash’s research interests are in modelling and simulation of transport facilities, intelligent transportation systems, resilience of road networks, traffic operations, traffic safety, public transport, active transport and applications of emerging technologies in transportation. 


PhD, Transportation Engineering Hokkaido University, Japan (2004)
MEng, Transportation Engineering, Asian Institute of Technology, Thailand (1999)
BEng, Civil Engineering, Tribhuvan University, Nepal (1994)

Research | Current

  • Modelling and simulation of transport facilities
  • Intelligent transportation systems
  • Resilience of road network
  • Traffic safety and human factors
  • Public transport and highway capacity analysis
  • Application of emerging technologies in transportation including artifitial intelligence and feed-back estimation methods

Teaching | Current

  • CIVIL 361 - Transportation Engineering 2
  • CIVIL 758 - Traffic Systems Planning and Design
  • CIVIL 761 - Planning and Design of Transport Facilities
  • CIVIL 762 - Transportation Planning

Postgraduate supervision

Current students

  • Ajjima Soathong (PhD) “Evaluating pedestrians’ safety at mid-block sections” (co-supervisor)
  • Amin Aghababaei (PhD) “Impact of autonomous and connected vehicle on safety and efficiency of road network” (main supervisor)
  • Dan Lao (PhD) “Network performance focused post implementation of transport infrastructure projects through causal inference methods” (main supervisor)
  • Mohammad Aghababaei  (PhD)“Operational resilience assessment of rural road network using AIMSUN” (joint supervisor)
  • Mujaddad Afzal (PhD) “Mass evacuation of cities under impending natural hazards” (joint supervisor)
  • Rahul Kadam (PhD) “Developing a novel integrated adaptive traffic control system” (main supervisor)
  • Ramesh Chandra Majhi (PhD) “Optimization modelling and economic evaluation for roadway IPT implementation” (main supervisor)
  • Rivindu Weerasekera (PhD) “Machine Learning Models for Traffic State Prediction” (co-supervisor, part-time student)
  • Snehalata Thakur (PhD) “Towards understanding evacuation behaviour of people under emergency conditions” (main supervisor)
  • Subash Humagain (PhD) “Route Optimization and Road Pre-emption for routing emergency vehicles” (AUT, co-supervisor)

Past students

  • Dr Mohsin Chaudhry, Senior Transport Engineer, Mott MacDonald
  • Dr Soroush Rashidi, Principal Transportation Analyst / Team Leader Network Operation, WSP in New Zealand
  • Dr Duo Li, Associate Professor, Chang'an University, Xian, China
  • Dr Mahmood Hikmet, Head of Research and Development at Ohmio and HMI Technologies 
  • Dr Urie Bezuidenhout, Director, Da Vinci Transport Planning Limited
  • Dr Frank Lehmann, Planning Engineer at Bauer Logistik und Handel, Germany


Areas of expertise

  • Modelling and simulation of transport facilities including private, public and active transport modes

  • Intelligent transportation systems including active traffic management, adaptive traffic control systems, autonomous and electric vehicles

  • Resilience of transport network

  • Accident prediction modelling

  • Human factors in traffic flow 

  • Applications of artificial intelligence in transportation

Committees/Professional groups/Services

  • Member, Standard New Zealand, ISO Technical Committee on Intelligent Transportation Systems, ISO/TC 204 (from 2016)
  • Board Member, Institute of Professional Engineers, Transportation Group, Auckland Branch, New Zealand (2015 – 2016)
  • Member, Engineering New Zealand (from 2010)
  • Member, Institute of Transportation Engineers (from 2005)
  • Member, Transportation Research Board Committee on Artificial Intelligence and Advanced Computing Application (ABJ70) (2013 – 2017)
  • Member, International Scientific Committee, Eastern Asia Society for Transportation Studies (from 2012)
  • Editorial Board Member, Journal of Advanced Transportation (from 2020)
  • Editorial Board Member, Open Transportation Journal (from 2008)
  • Guest Editor for the Special Issue on "Methods and Technologies for Next-Generation Public Transport Planning and Operations" in Journal of Advanced Transportation (2019 – 2020)
  • Guest Editor for the Special Issue on “Applications of Artificial Intelligence Based Methods in Transportation Engineering” in Sustainability (2020)

Selected publications and creative works (Research Outputs)

  • Li, D., Ranjitkar, P., Zhao, Y., Bai, Q., & Chen, X. (2017). Improving motorway performance using variable speed limits. Proceedings of the Institution of Civil Engineers – Transport, 170 (6), 338-345. 10.1680/jtran.16.00046
  • Li, M., Wang, W., Ranjitkar, P., & Chen, T. (2017). Identifying drunk driving behavior through a support vector machine model based on particle swarm algorithm. Advances in Mechanical Engineering, 9 (6)10.1177/1687814017704154
  • Li, D., Ranjitkar, P., Zhao, Y., Yi, H., & Rashidi, S. (2017). Analyzing pedestrian crash injury severity under different weather conditions. Traffic Injury Prevention, 18 (4), 427-430. 10.1080/15389588.2016.1207762
  • Bezuidenhout, J. J., Ranjitkar, P., & Dunn, R. (2016). Combining driver response with cyclical queue optimisation over selected corridors. Journal of Advanced Transportation, 50 (5), 857-876. 10.1002/atr.1379
    URL: http://hdl.handle.net/2292/30119
    Other University of Auckland co-authors: Urie Bezuidenhout
  • Li, D., Ranjitkar, P., & Zhao, Y. (2016). Efficiency and equity performance of a coordinated ramp metering algorithm. PROMET - Traffic&Transportation, 28 (5), 507-515. 10.7307/ptt.v28i5.2033
  • Li, D., Ranjitkar, P., & Rashidi, S. (2015). Analyzing mobility benefits of variable speed limits motorways. Traffic Engineering and Control, 56 (4), 305-309. Related URL.
  • Li, D., & Ranjitkar, P. (2015). A fuzzy logic-based variable speed limit controller. Journal of Advanced Transportation, 49 (8), 913-927. 10.1002/atr.1320
    URL: http://hdl.handle.net/2292/30121
  • Rashidi, S., & Ranjitkar, P. (2015). Bus dwell time modeling using gene expression programming. Computer-Aided Civil and Infrastructure Engineering, 30 (6), 478-489. 10.1111/mice.12125

Contact details

Primary office location

Level 12, Room 1214
New Zealand