Julius Chang


706B S.W. Mudd
Mail Code 4709

Tel(212) 854-2396
Fax(212) 854-6267

Julius Chang is currently a lecturer in civil engineering at Columbia University, where he teaches graduate and undergraduate courses in construction engineering and management, and an associate at HDR, a leading consulting engineering firm. 

Research Interests

Project Delivery Systems, financing decisions, public-private partnerships.

Chang has over 25 years of practical work experience in the design and management of transportation infrastructures facilities. His research interests concern infrastructure asset management and innovative project delivery methods, including public-private partnerships (PPP). Chang is a registered professional engineer in the State of New York.

Chang received BS and MS degrees in civil engineering from Columbia in 1986 and 1989, respectively, the MS and Mastère in International Energy Management and Policy from the University of Pennsylvania and Institut Français du Petrole (Paris) in 1991 and the EngScD in civil engineering from Columbia in 2007.   


  • Lecturer in discipline, Columbia University, 2010-
  • Associate, HDR, Inc., 2013-
  • Risk analyst, STV, Inc., 2010-2013
  • Principal structural engineer, MTA Bridges and Tunnels (TBTA,) 1998-2010
  • Senior structural engineer, Parsons Brinckerhoff, 1992-1998


  • American Society of Civil Engineers


  • Professional Engineer, New York


  • Columbia Engineering Alumni Association (CEAA) Distinguished Faculty Teaching Award, 2017


  • “Use of Public-Private Partnerships in Bridge Infrastructure Delivery.” Proceedings of the Fifth New York City Bridge Conference, 17-18 August 2009.
  • “A New Model for Infrastructure Service Life with Application to Bridge Assessment and Management.” In: Public Works Management & Policy, Volume 12, Number 3, January 2008, pp. 515-532.
  • “A New Model for Service Life with Application to Bridge Deficiencies.” 3rdAnnual Inter-University Symposium on Infrastructure Management (AISIM). June, 2007. (Award for Best Presentation) 
  • “Sensitivity Analysis to Assess the Impact of Truck Weight Reform on Bridge Network Costs.” Proceedings of the TRB 86th Annual Meeting. January, 2007.
  • “A Conceptual Model of Bridge Service Life.” In: Journal of Bridge Structures, Volume 2, Number 2, June 2006, pp. 107-116. 
  • “Bridge Fatigue Evaluation Based on AASHTO Load and Resistance Factor Rating (LRFR) Manual and Weigh-In-Motion (WIM) Data.” Proceedings of the First International Conference on Fatigue and Fracture in the Infrastructure-Bridges and Structures of the 21st Century 2006.
  •   “Program to Preserve, Rehabilitate, and Upgrade the Verrazano-Narrows Bridge.” Proceedings of the International Bridge Conference. June, 2005.
  • “Framework to Address the Impact of Truck Weight Reform on Bridge Service Life.” Proceedings of the TRB 84th Annual Meeting. January, 2005.
  • “Suspension Bridge Service Life Issues from an Owner’s Perspective.” Proceedings of the Second New York City Bridge Conference, 20-21 October 2003.