Sai Chand, Ph.D. (University of New South Wales, Australia), Assistant Professor

Areas of Interest: Traffic Modelling, Simulation, Road Safety, Connected and Automated Vehicles, and Disaster Preparedness and Risk Reduction.

BIOSKETCH

Education

  • Ph.D. in Transportation Engineering from The University of New South Wales (Sydney, Australia), 2019.
  • M.Tech. in Transportation Engineering from The Indian Institute of Technology (Roorkee, India), 2014.
  • B.E. in Civil Engineering from The College of Engineering, Andhra University (Visakhapatnam, India), 2011.

PUBLICATIONS

Journals

  1. Nazir, M., Chand, S., & Goel, R. (2026). Enhancing intersection safety modelling through refined speed variation metrics and network topological analysis. International Journal of Transportation Science and Technology. (Accepted).
  2. Anna, V.B.K., Chand, S., Alsultan, A., & Dixit, V. (2026). Investigating the spatial effects of zonal factors on road traffic speed variability during peak hour. Plos One. (Accepted).
  3. Lalwani, P., & Chand, S. (2026). Assessing road network performance through zonal resilience metrics. Transportation Research Record. (Accepted).
  4. Ashutosh, A., & Chand, S. (2025). Discrepancies in media reporting of fatal road crashes and official data in India. Scientific Reports, 15(1), 1-13.
  5. Waller, S. T., Amrutsamanvar, R., Qurashi, M., Khan, M., Chand, S., & Polydoropoulou, A. (2025). Automated planning model for estimating and benchmarking road traffic carbon emissions in global cities. Discover Cities, 2(1), 107.
  6. Lalwani, P., Chand, S., Azad, A. H., Dixit, V., & Metri, B. (2025). Traffic simulation for natural disaster preparedness: Case study of Dadar, Mumbai. International Journal of Disaster Resilience in the Built Environment. (Accepted).
  7. Nazir, M., Chand, S., & Goel, R. (2025). Quantifying the road network structure and its impact on road traffic crashes: A Bayesian CAR modelling approach. IATSS Research, 49(3), 374-386.
  8. Ashutosh, A., & Chand, S. (2025). Dataset on fatal road traffic crash attributes extracted via natural language processing of online media articles in India. Data in Brief, 111578.
  9. Bisht, L. S., Chand, S., & Tiwari, G. (2024). Proposed segment length for safety evaluation studies on rural divided highways in India. IATSS Research, 48(3), 331-341.
  10. Samaranayake, S., Chand, S., Sinha, A., & Dixit, V. (2024). Impact of connected and automated vehicles on the travel time reliability of an urban network. International Journal of Transportation Science and Technology, 13, 171-185.
  11. Nazir, M., Chand, S., & Goel, R. (2024). Safety in patterns: assessing the fractal dimension of a road network and its impact on road safety. Injury Prevention.
  12. Nazir, M., Chand, S., & Goel, R. (2024). Investigating the impact of road network structure on crashes: a macro-level analysis. Injury Prevention.
  13. Khan, M., & Chand, S. (2024). Analysing the patterns of coverage of road crashes in Indian print media. Injury Prevention.
  14. Anna, V. B. K., Bisht, L. S., & Chand, S. (2023). Data on road traffic incidents for the Sydney greater metropolitan area. Data in Brief, 51, 109769.
  15. Waller, S.T., Qurashi, M., Sotnikova, A., Karva, L., and Chand, S., 2023. Analyzing and modeling network travel patterns during the Ukraine invasion using crowd-sourced pervasive traffic data. Transportation Research Record, 2677(10), pp.491-507.
  16. Chand, S., Li, Z., Alsultan, A. and Dixit, V.V., 2022. Comparing and contrasting the impacts of macro-level factors on crash duration and frequency. International Journal of Environmental Research and Public Health, 19(9), p.5726.
  17. Chand, S., Yee, E., Alsultan, A., Dixit, V., 2021. A descriptive analysis on the impact of Covid-19lockdowns on road traffic incidents in Sydney, Australia. International Journal of Environmental Research and Public Health. Vol. 18 (21).
  18. Sinha, A., Chand, S., Vu, V., Chen, H., Dixit, V., 2021. Crash and disengagement data of autonomous vehicles on public roads in California. Nature Scientific Data. Vol. 8 (298).
  19. Waller, S.T., Chand, S., Zlojutro, A., Nair, D., Niu, C., Zhang, X., Dixit, V., 2021. Rapidex: A novel tool for determining origin-destination trips using pervasive traffic data. Sustainability. Vol. 13 (20).
  20. Sinha, A., Bassil, D., Chand, S., Virdi, N., Dixit, V., 2021. Impact of connected automated buses in a mixed fleet scenario with connected automated cars. IEEE Transactions on Intelligent Transportation Systems.
  21. Sinha, A., Vu, V., Chand, S., Wijayaratna, K., Dixit, V., 2021. A crash injury model involving autonomous vehicles: Investigating of crash and disengagement reports. Sustainability. Vol. 13 (14).
  22. Chand, S., Li, Z., Waller, S.T., Dixit, V., 2021. Examining the impacts of macro-level factors on vehicle breakdown duration. International Journal of Transportation Science and Technology.
  23. Chand, S. 2021. Modeling predictability of traffic counts at signalised intersections using Hurst exponent. Entropy. Vol. 23(2).
  24. Chand, S., Moylan, E., Waller, S. T., Dixit, V., 2020. Analysis of vehicle breakdown frequency: A case study of New South Wales, Australia. Sustainability. Vol. 12 (19).
  25. Sinha, A., Chand, S., Virdi, N., Wijayaratna, K., Dixit, V., 2020. Comprehensive safety assessment in mixed fleets with connected and automated vehicles: A crash severity and rate evaluation of conventional vehicles. Accident Analysis and Prevention, Vol. 142.
  26. Sinha, A., Chand, S., Virdi, N., Wijayaratna, K., Dixit, V., 2020. Crash severity and rate evaluation of conventional vehicles in mixed fleets with connected and autonomous vehicles. Procedia Computer Science, Vol. 170, pp 688-695.
  27. Dixit, V., Nair, D.J., Chand, S., Levin, M.W., 2020. A simple crowdsourced delay-based traffic signal control. Plos One, 15(4), p.e0230598.
  28. Wijayaratna, K.P., Cunningham, M.L., Regan, M.A., Jian, S., Chand, S., Dixit, V.V., 2019. Mobile phone conversation distraction: Understanding differences in impact between simulator and naturalistic driving studies. Accident Analysis & Prevention, Vol. 129, pp 108-118.
  29. Nair D.J., Gilles F., Chand S., Saxena N., Dixit, V.V., 2019. Characterising multicity urban traffic conditions using crowdsourced data. Plos One, Vol. 14 (3).
  30. Chand, S., Dixit, V.V., 2018. Application of Fractal theory for crash rate prediction: Insights from Random parameters and Latent class Tobit models. Accident Analysis and Prevention, Vol. 112, pp 30-38.
  31. Moylan, E., Chand, S., Waller, S. T., 2018. A framework for estimating the impact of camera-based ITS technology on incident duration. Transportation Research Record: Journal of the Transportation Research Board 2672 (19), pp 25-33.
  32. Chand, S., Aouad, G., Dixit, V.V., 2017. Long-range dependence of traffic flow and speed of a motorway: Dynamics and correlation with historical incidents. Transportation Research Record: Journal of the Transportation Research Board 2616, pp 49-57.
  33. Pande, A., Chand, S., Saxena, N., Dixit, V.V., Loy, J., Wolshon, B., Kent, J.D., 2017. A preliminary investigation of the relationships between historical crash and naturalistic driving. Accident Analysis &Prevention, Vol.101, pp 107-116.
  34. Chand, S., Chandra, S., 2017. Improper stopping of buses at curbside bus stops: Reasons and implications. Transportation in Developing Economies, Vol. 3 (5).
  35. Dixit, V.V., Chand, S., Nair, D.J., 2016. Autonomous vehicles: Disengagements, accidents and reaction times. PLOS ONE, Vol. 11 (12).
  36. Chand, S., Dixit, V.V., Waller, S.T., 2016. Evaluation of fluctuating speed and lateral movement of vehicles: Comparison between mixed traffic and homogeneous traffic. Transportation Research Record: Journal of the Transportation Research Board 2581, pp 104–112.
  37. Duell, M., Saxena, N., Chand, S., Amini, N., Grzybowska, H., Waller, S.T., 2016. Deployment and calibration considerations for large-scale regional dynamic traffic assignment: Case study for Sydney, Australia. Transportation Research Record: Journal of the Transportation Research Board 2567, pp 78–86.
  38. Chand, S., Chandra, S., 2014. Impact of bus stop on urban traffic characteristics – A review of recent findings. Journal of Society for Transportation and Traffic Studies (JSTS), Vol.5 (2), pp 57–72.

Conferences

  1. Ashutosh, A., Nair, D., Secadiningrat, J., Liu, J., & Chand, S. (2026). Modelling Mode Choice Heterogeneity with Advanced Air Mobility: A Random Parameter Mixed Logit Approach. In 105th Annual Meeting of the Transportation Research Board (TRB). Washington DC, USA.
  2. Nazir, M., Chand, S., & Goel, R. (2025). Modifiable Areal Unit Problem in Road Safety: Understanding the Effects of Spatial Units on Crash Analysis. In 29th International Conference of Hong Kong Society for Transportation Studies (HKSTS). Hong Kong.
  3. Khan, M., & Chand, S. (2025). Acceptance and Use of Advanced Driver Assistance Systems in India: A Pilot Study Using the Technology Acceptance Model. In 29th International Conference of Hong Kong Society for Transportation Studies (HKSTS). Hong Kong.
  4. Ashutosh, A., Nair, D., Secadiningrat, J., Liu, J., & Chand, S. (2025). Integrating Air Transport with Public Transit: A User Preference Study In New South Wales, Australia. In 29th International Conference of Hong Kong Society for Transportation Studies (HKSTS). Hong Kong.
  5. Nazir, M., & Chand, S. (2025). Understanding the impact of road network structure on traffic congestion: A cross-city analysis. In 46th Australasian Transport Research Forum (ATRF). Auckland, New Zealand.
  6. Ashutosh, A., & Chand, S. (2025). Comparison of Indian Media’s Portrayal of Road Traffic Crashes with Official Statistics. In 8th Conference of Transportation Research Group of India (CTRG). Guwahati, India.
  7. Ashutosh, A., Pathan, N. T., Gudadoor, P., Kalahasthi, L., Chand, S., & Bhatia, V. (2025). Well-to-Wheel Assessment of Key Freight Transport Corridors in India. In 8th Conference of Transportation Research Group of India (CTRG). Guwahati, India.
  8. Nazir, M., Chand, S., Goel, R., Azad, A. H., & Shanbhog, A. (2025). Investigating the Impact of Speed Variation on Intersection Crashes Using Pervasive Traffic Data. In 104th Annual Meeting of the Transportation Research Board (TRB). Washington DC, USA.
  9. Lalwani, P., & Chand, S. (2025). Studying Road Network Performance using the Concept of Resilience: A Zonal Approach. In 104th Annual Meeting of the Transportation Research Board (TRB). Washington DC, USA.
  10. Nazir, M., Chand, S., & Goel, R. (2025). Quantifying Road Network Structure and Its Impact on Traffic Crashes: A Bayesian Hierarchical Approach. In 104th Annual Meeting of the Transportation Research Board (TRB). Washington DC, USA.
  11. Nazir, M., Chand, S., Goel, R., & Azad, A. H. (2024). Intersection Safety: Investigating the Association Between Speed Variation and Road Traffic Crashes Using Pervasive Traffic Data. In 15th International Conference on Transportation Planning and Implementation Methodologies for Developing Countries (TPMDC). Mumbai, India.
  12. Shanbhog, A., & Chand, S. (2024). Calibrating Volume Delay Functions for Urban Roads in Delhi, India. In 15th International Conference on Transportation Planning and Implementation Methodologies for Developing Countries (TPMDC). Mumbai, India.
  13. Lalwani, P., Chand, S., Azad, A. H., Dixit, V., & Metri, B. (2024). Traffic simulation for natural disaster preparedness: Case study of Dadar, Mumbai. In 17th Urban Mobility India (UMI) Conference cum Exhibition. Ahmedabad, India.
  14. Nazir, M., Chand, S., & Goel, R. (2024). Safety in patterns: assessing the fractal dimension of a road network and its impact on road safety. In 15th World Conference on Injury Prevention & Safety Promotion (Safety 2024). New Delhi, India. 
  15. Nazir, M., Chand, S., & Goel, R. (2024). Investigating the impact of road network structure on crashes: a macro-level analysis. In 15th World Conference on Injury Prevention & Safety Promotion (Safety 2024). New Delhi, India.
  16. Khan, M., & Chand, S. (2024). Analysing the patterns of coverage of road crashes in Indian print media. In 15th World Conference on Injury Prevention & Safety Promotion (Safety 2024). New Delhi, India.
  17. Lalwani, P., Kaushal, A., Chand, S., & Waller, S.T. (2024). Travel Demand Estimation for a Special Event using Pervasive Data: A Case Study of G20 Summit. In 15th International Conference on Ambient Systems, Networks and Technologies (ANT). Hasselt, Belgium.  
  18. Nazir, M., Chand, S., & Goel, R. (2024). Investigating the Impact of Network Structure on Road Traffic Crashes: A Macro-level Analysis. In 15th International Conference on Ambient Systems, Networks and Technologies (ANT). Hasselt, Belgium.
  19. Anna, V. B. K., & Chand, S. (2024). Analysis of Traffic Speed Variability using Crowdsourced Pervasive Traffic Data. In 103rd Annual Meeting of the Transportation Research Board (TRB). Washington DC, USA.
  20. Waller, S.T., Amrutsamnavar, R., Qurashi, M., Chand, S., & Polydoropoulou, A. (2024). Automated Travel Demand and Network Modeling to Estimate Road Traffic Carbon Emissions: A Global City Comparison. In 103rd Annual Meeting of the Transportation Research Board (TRB). Washington DC, USA.
  21. Amrutsamnavar, R., Chand, S., Qurashi, M., & Waller, S.T. (2023). Rapid Planning: Opportunities with Pervasive Data for Sustainable Mobility. In Smart Cities Symposium Prague (SCSP), Prague, Czech Republic.
  22. Samaranayake, S., Chand, S., Sinha, A., & Dixit, V. (2023). Impact of Connected and Automated Vehicles on the Travel Time Reliability of an Urban Network. In 102nd Annual Meeting of the Transportation Research Board (TRB). Washington DC, USA.
  23. Waller, S. T., Qurashi, M., Sotnikova, A., Karva, L., & Chand, S. (2023). Analyzing and modeling network travel patterns during the Ukraine invasion using crowd-sourced pervasive traffic data. In 102nd Annual Meeting of the Transportation Research Board (TRB). Washington DC, USA.
  24. Chand, S., Waller, S. T., & Ashmore, D. (2022). Building and Benchmarking Equitable Infrastructure Systems in the Wake of Rapid Urbanisation. Policy Brief, T20 Summit. Bali, Indonesia.
  25. Waller, S. T., Chand, S., Zlojutro, A., Nair, D., Niu, C., Zhang, X., & Dixit, V. (2022). Rapidex: A novel tool for determining origin-destination trips using pervasive traffic data. In 101st Annual Meeting of the Transportation Research Board (TRB). Washington DC, USA.
  26. Banerjee, A., & Chand, S. (2022). Assessment of traffic congestion using a resilience-based approach. In 14th International Conference on Traffic and Granular Flow. New Delhi, India.
  27. Saxena, N., Wijayaratna, K., Wu, K., Chand, S., Zlojutro, A., Espada, I., Dixit, V., & Karl, C. (2021). Modelling network-wide travel time variability: A case study. In Australasian Transport Research Forum (ATRF). Brisbane, Australia.
  28. Chand, S., Li, Z., Waller, S. T., & Dixit, V. (2021). Examining the macro-level factors affecting vehicle breakdown duration. In 100th Annual Meeting of the Transportation Research Board (TRB). Washington DC, USA.
  29. Sinha, A., Chand, S., Virdi, N., Wijayaratna, K., & Dixit, V. (2020). Crash severity and rate evaluation of conventional vehicles in mixed fleets with connected and autonomous vehicles. In 9th International Workshop on Agent-based Mobility, Traffic and Transportation Models, Methodologies and Applications (AMBTRANS). Warsaw, Poland.
  30. Sinha, A., Chand, S., Chen, H., Dixit, V., & Wijayaratna, K. (2019). An exploratory investigation of crash severity of autonomous vehicles. In 2nd Annual TRANSW Symposium. Sydney, New South Wales, Australia.
  31. Gu, C., Goel, A., Chand, S., & Dixit, V. (2019). An assessment of the topological characteristics of Australian cities. In 41st Australasian Transport Research Forum (ATRF). Canberra, Australia.
  32. Cunningham, M. L., Wijayaratna, K. P., Regan, M. A., Dixit, V. V., Jian, S., Hassan, A., & Chand, S. (2018). Mobile phone distraction: Understanding the inconsistencies between simulator and naturalistic driving study findings. In 4th Australasian Road Safety Conference. Sydney, New South Wales, Australia.
  33. Chand, S., Moylan, E., Waller, S. T., & Dixit, V. V. (2018). Factors Affecting Vehicle Breakdown Frequency: A Macro-Level Model of Breakdowns in New South Wales, Australia. In 97th Annual Meeting of the Transportation Research Board (TRB). Washington DC, USA.
  34. Chand, S., Theofilatos, A., & Dixit, V. V. (2018). A Novel Application of Catastrophe and Fractal Theories for Crash and Incident Modelling. In 97th Annual Meeting of the Transportation Research Board (TRB). Washington DC, USA.
  35. Moylan, E., Chand, S., & Waller, S. T. (2018). A framework for estimating the impact of camera-based ITS technology on incident duration. In 97th Annual Meeting of the Transportation Research Board (TRB). Washington DC, USA.
  36. Chand, S., & Dixit, V. V. (2018). Latent class Tobit modelling of crash rates. In 97th Annual Meeting of the Transportation Research Board (TRB). Washington DC, USA.
  37. Chand, S., Aouad, G., & Dixit, V. V. (2017). Long-range dependence of traffic flow and speed of a motorway: Dynamics and correlation with historical incidents. In 96th Annual Meeting of the Transportation Research Board (TRB). Washington DC, USA.
  38. Dhamaniya, A., Chand, S., & Chandra, S. (2017). Lane change as a measure of capacity reduction near curbside bus stops under mixed traffic conditions. In 96th Annual Meeting of the Transportation Research Board (TRB). Washington DC, USA.
  39. Chand, S., Hassan, M. N., Rashidi, T. H., & Dixit, V. V. (2016). Inappropriate stopping behaviour of bus drivers at curbside bus stops. In 6th International Conference on Traffic and Transport Psychology (ICTTP). Brisbane, Australia.
  40. Hassan, M. N., Chand, S., Rashidi, T. H., & Dixit, V. V. (2016). Consequence of inappropriate stopping at bus stops: Decision making of the upstream motorists. In 6th International Conference on Traffic and Transport Psychology (ICTTP). Brisbane, Australia.
  41. Saxena, N., Chand, S., Duell, M., & Waller, S. T. (2016). Bus dwell time prediction using proxy variables from a dynamic traffic assignment model. In 6th International Symposium on Dynamic Traffic Assignment (DTA). Sydney, Australia.
  42. Chand, S., Dixit, V. V., & Waller, S. T. (2016). Evaluating speed and lateral movement fluctuating behavior of vehicles: Comparison between mixed traffic and homogeneous traffic. In 95th Annual Meeting of the Transportation Research Board (TRB). Washington DC, USA.
  43. Dixit, V. V., Chand, S., & Nair, D. J. (2016). Autonomous vehicles: Disengagements, accidents and reaction times. In Future Land Force Conference (FLFC). Adelaide, Australia.
  44. Duell, M., Saxena, N., Chand, S., Amini, N., Grzybowska, H., & Waller, S. T. (2016). Deployment and calibration considerations for large-scale regional dynamic traffic assignment: A case study for Sydney, Australia. In 95th Annual Meeting of the Transportation Research Board (TRB). Washington DC, USA.
  45. Chand, S., & Chandra, S. (2015). Implications of curbside bus stops on traffic flow of urban arterials. In 3rd Conference of Transportation Research Group of India (CTRG). Kolkata, India.
  46. Chand, S., & Dixit, V. V. (2015). Safety of passengers at curbside bus stops in a developing country. In 20th International Conference of Hong Kong Society for Transportation Studies (HKSTS). Hong Kong.
  47. Duell, M., Amini, N., Chand, S., Grzybowska, H., Saxena, N., & Waller, S. T. (2015). Large-scale dynamic traffic assignment: Practical lessons from an application in Sydney, Australia. In IEEE 18th International Conference on Intelligent Transportation Systems (IEEE-ITSC). Canary Islands, Spain.
  48. Duell, M., Amini, N., Chand, S., Saxena, N., Grzybowska, H., & Waller, S. T. (2015). Deploying a dynamic traffic assignment model for the Sydney region. In 37th Australasian Transport Research Forum (ATRF). Sydney, Australia.
  49. Chand, S., Chandra, S., & Dhamaniya, A. (2014). Capacity drop of urban arterial due to a curbside bus stop. In International Conference on Sustainable Civil Infrastructure (ICSCI). Hyderabad, India.
  50. Chand, S., Saxena, N., Amini, N., Duell, M., Grzybowska, H., & Waller, S. T. (2015). Regional dynamic traffic assignment model for Sydney: Lessons learnt in developing input data. In 37th Australasian Transport Research Forum (ATRF). Sydney, Australia.
  51. Chand, S., & Chandra, S. (2014). Traffic flow analysis on 4-lane divided urban roads with bus stop. In 11th International Conference on Transportation Planning and Methodologies for Developing Countries (TPMDC). Mumbai, India.

THESIS SUPERVISION

PhD Students

  1. Piyush Lalwani (Admitted 2022). Analyzing the Impact of Disruptions on Road Network Resilience.
  2. Mehraab Nazir (Admitted 2022). Understanding the Impact of Road Network Characteristics on Traffic-Related Risk Factors. Jointly supervised with Prof Rahul Goel
  3. Marsha Khan (Admitted 2023). 
  4. Parth Parikh (Admitted 2023).
  5. Ankit Kumar Singh (Admitted 2024).
  6. Shashvat Sanadhya (Admitted 2024).
  7. Naveed Tareen Pathan (Admitted 2024).
  8. Amolika Sinha (Graduated 2021 from UNSW).

Masters Students

  1. Rohith G. (Admitted 2024). Simulation of Connected and Autonomous Vehicles.
  2. Kushal Khivansara (Admitted 2024). Truck Driver Behaviour. 
  3. Surojit Das (Admitted 2025).
  4. Ashutosh Ashutosh (Graduated 2024).
  5. Akash Shanbhog (Graduated 2024).

TEACHING

  1. Mathematical Methods in Road Safety (TRL7100)
  2. Safety & Emissions Impact Assessment of Road Infrastructure (TRV752)
  3. Traffic Simulation & Modelling: Theory and Applications (TRL7206)

CV

Click here to find the attached CV.

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Sai Chand, Ph.D. (University of New South Wales, Australia), Assistant Professor

Transportation Research and Injury Prevention Centre

saichand@iitd.ac.in

+91 1126597232

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