Fazlur R. Khan Endowed Chair of Structural Engineering and Architecture, Professor of Civil Engineering
Center for Advanced Technology for Large Structural Systems (ATLSS Center)
117 ATLSS Drive, IMBT Labs
Bethlehem, PA 18015

Phone Number: 
(610) 758-6103
Dan M. Frangopol

Areas of Research

Reliability of civil & marine structures
Life-cycle cost analysis
Probability-based assessment and design
Multi-criteria life-cycle optimization
Structural health monitoring
Risk-based assessment and decision making
Multi-hazard risk mitigation
Climate change adaptation
Probabilistic mechanics
Life-cycle management of distributed infrastructure
Infrastructure sustainability and resilience to disasters
Infrastructure risk management under extreme events


Prof. Dan M. Frangopol is the inaugural holder of the Fazlur R. Khan Endowed Chair of Structural Engineering and Architecture. He is widely recognized as a leading educator and creator in the field of life-cycle engineering.

His main research interests are in the development and application of probabilistic concepts and methods to civil and marine engineering, including: structural reliability; life-cycle cost analysis; probability-based assessment, design, and multi-criteria life-cycle optimization of structures and infrastructure systems; structural health monitoring; life-cycle performance maintenance and management of structures and distributed infrastructure under extreme events (earthquakes, tsunamis, hurricanes, and floods); risk-based assessment and decision making; multi-hazard risk mitigation; infrastructure sustainability and resilience to disasters; climate change adaptation; and probabilistic mechanics.

Prof. Frangopol is a Distinguished Member of ASCE, Foreign Member of the Academia Europaea (Academy of Europe, London), Foreign Member of the Royal Academy of Belgium for Science and the Arts, Honorary Member of the Romanian Academy, and Honorary Member of the Academy of Technical Sciences of Romania. He holds 4 honorary doctorates, 14 honorary professorships, and 6 guest professorships. Prof. Frangopol has received numerous medals, prizes, and awards including the ASCE Newmark, Housner and Croes (twice) Medals;  ASCE  Ang, Howard, Moisseiff, OPAL, and State-of-the-Art of Civil Engineering (three times)  Awards; ASCE Noble and Wellington Prizes; IABSE OPA Award; ELSEVIER Munro Prize; IABMAS Lin Medal; IALCCE Khan Medal; IASSAR Research Prize; and SAE Distinguished Probabilistic Methods Award.

Prof. Frangopol is the author/co-author of 3 books, 50 book chapters, 400 articles in archival journals (including 10 award-winning papers), over 600 papers in conference proceedings, and more than 100 technical reports. He has edited/co-edited 46 books and 22 special issues of international journals. With an h-index of 76 and more than 23600 citations (Google Scholar, September 2019), his work has left an indelible mark on the field of structural engineering.

Prof. Frangopol has performed research in many major projects sponsored by the National Science Foundation, the Federal Highway Administration, the Office of Naval Research, the National Aeronautics and Space Administration, the Army Corps of Engineers, the Air Force Office of Scientific Research, the Department of Defense, the Army Armament Research, Development and Engineering Center, the National Cooperative Highway Research Program, the Colorado, Florida and Pennsylvania Departments of Transportation, the Transportation Research Board, among many others. For a list of Prof. Frangopol's research projects, click here.


Teaching and Service

Prior to his appointment at Lehigh, Frangopol served for 23 years on the faculty of the University of Colorado at Boulder. He has also served on the faculty at the Institute of Civil Engineering in Bucharest, Romania, and was a research associate at the University of Liège in Belgium.

He has supervised 45 Ph.D. and 55 M.Sc. students, 21 post-doctoral researchers, and hosted over 60 visiting scholars. 27 of his former students and post-doctoral researchers are university professors in the United States and abroad, and many are prominent in professional practice and research laboratories. He also served as visiting professor and external member of Ph.D. thesis committees at universities around the world, and presented numerous plenary keynotes and special lectures at major conferences. He has been honored by ASCE with the 2016 Outstanding Projects And Leaders (OPAL) award for education. To review Prof. Frangopol's current teaching portfolio, click here.

Prof. Frangopol is the Initiator and Organizer of the Fazlur R. Khan Distinguished Lecture Series at Lehigh University (2007-present), which has hosted 40 Distinguished Speakers around the world.

Prof. Frangopol is the Founding President of the International Association for Bridge Maintenance and Safety (IABMAS) and of the International Association for Life-Cycle Civil Engineering (IALCCE), and Founder and Editor-in-Chief of Structure and Infrastructure Engineering, an international peer-reviewed archival journal included in the Science Citation Index. He also served as the Chair of the Technical Activities Division of the Structural Engineering Institute of ASCE; Vice-President and Chair of the Executive Board of the International Association for Structural Safety and Reliability (IASSAR); Vice-President of the Engineering Mechanics Institute (EMI) of ASCE; and Founding Vice-President of the International Society for Structural Health Monitoring of Intelligent Infrastructure (ISHMII). He is an inaugural Fellow of SEI and EMI, and a Fellow of ACI, IABSE, ISHMII and JSCE. For a list of Prof. Frangopol’s professional service, click here.

Prof. Frangopol is Honorary Professor in 14 universities around the world including China University of Petroleum (Qingdao, China, 2019), Shenyang Jianzhu University (Shenyang, China, 2018), Hunan University (Hunan, China, 2016), Royal Melbourne Institute of Technology (RMIT) University (Melbourne, Australia, 2015), Beijing Jiaotong University (Beijing, China, 2015), Chongqing Jiaotong University (Chongqing, China, 2015), Changsha University of Science and Technology (Changsha, China, 2015), Dalian University of Technology (Dalian, China, 2014), Harbin Institute of Technology (Harbin, China, 2013), The Hong Kong Polytechnic University (Hong Kong, China, 2012), Chang'an University (Xi'an, China, 2012), Southeast University (Nanjing, China, 2011), Tianjin University (Tianjin, China, 2011), and Tongji University (Shanghai, China, 2009).

Recent Books

Life-Cycle of Structures Under Uncertainty: Emphasis on fatigue-sensitive civil and marine structures (with S. Kim). CRC Press, Boca Raton, London, New York, 2019,198 pages.

Structures and Infrastructure Systems: Life‐Cycle Performance, Management, and Optimization. Routledge, New York, ISBN-13: 978-0815396055, 2018, 406 pages.

Selected Articles in Refereed Journals

Recent publications (since 2018) are selected. For a full list of Prof. Frangopol's publications, click here.

"Physics-Based Assessment of Climate Change Impact on Long-term Regional Bridge Scour Risk using Hydrologic Modeling: Application to Lehigh River Watershed," (with D.Y. Yang), Journal of Bridge Engineering, ASCE, Vol. 24, No. 11, 2019, 04019099, 1-13, doi: 10.1061/(ASCE)BE.1943-5592.0001462

"Probabilistic Life-Cycle Management Framework for Ship Structures Subjected to Coupled Corrosion-Fatigue Deterioration Processes," (with X. Han and D.Y. Yang), Journal of Structural Engineering, ASCE, Vol. 145, No. 10, 2019, 04019116 1-12, doi: 10.1061/(ASCE)ST.1943-541X.0002406

"An Efficient Time-Dependent Reliability Method," (with C. Gong), Structural Safety, Elsevier, Vol. 85, 2019, 101864, 1-7, doi: 10.1016/j.strusafe.2019.05.001

"Time-Variant Reliability Analysis of Steel Plates in Marine Environments considering Pit Nucleation and Propagation," (with X. Han and D.Y. Yang), Probabilistic Engineering Mechanics, Elsevier, Vol. 57, 2019, 32-42, doi: 10.1016/j.probengmech.2019.05.003

"Risk-Based Life-Cycle Optimal Dry-Docking Inspection of Corroding Ship Hull Tankers," (with C. Gong and M. Cheng), Engineering Structures, Elsevier, Vol. 195, 2019, 559-567, doi: 10.1016/j.engstruct.2019.05.063

"Life-cycle Reliability Analysis of Shield Tunnels in Coastal Regions: Emphasis on Flexural Performance of Deteriorating Segmental Linings," (with Z-S. He, M. Akiyama, C. He, and S-J. Liu), Structure and Infrastructure Engineering, Taylor & Francis, Vol. 15, No. 7, 2019, 851-871, doi:10.1080/15732479.2019.1578381

"Reliability Estimation of Corroded RC Structures based on Spatial Variability Using Experimental Evidence, Probabilistic Analysis and Finite Element Method," (with M. Zhang, H., Song, S. Lim and M.Akiyama), Engineering Structures, Elsevier, Vol. 192, 2019, 30-52, doi: 10.1016/j.engstruct.2019.04.085

"Probabilistic Life-Cycle Optimization of Durability-enhancing Maintenance Actions: Application to FRP Strengthening Planning," (with D.Y. Yang, and J.G. Teng), Engineering Structures, Elsevier, Vol. 188, 2019, 340-349, doi: 10.1016/j.engstruct.2019.02.055

"Seismic Fragility Assessment of Large-Scale Pile-Supported Wharf Structures Considering Soil-Pile Interaction," (with L. Su, H-P. Wan, Y. Dong, and X-Z. Ling), Engineering Structures, Elsevier, Vol. 186, 2019, 270-281, doi: 10.1016/j.engstruct.2019.02.022

"Societal Risk Assessment of Transportation Networks under Uncertainties due to Climate Change and Population Growth," (with D.Y. Yang), Structural Safety, Elsevier, Vol. 78, 33-47, 2019, https://doi.org/10.1016/j.strusafe.2018.12.005

"Risk-Informed Structural Repair Decision Making for Service Life Extension of Aging Naval Ships," (with Y. Liu, and M. Cheng), Marine Structures, Elsevier, Vol. 64, 305-321, 2019, https://doi.org/10.1016/j.marstruc.2018.10.008

"Utility and Information Analysis for Optimum Inspection of Fatigue-Sensitive Structures," (with Y. Liu), Journal of Structural Engineering, ASCE, Vol. 145, No. 2, 04018251 1-12, 2019, https://doi.org/10.1061/(ASCE)ST.1943-541X.0002257

"Life-cycle Management of Deteriorating Civil Infrastructure Considering Resilience to Lifetime Hazards: A General Approach based on Renewal-reward Processes," (with D.Y. Yang), Reliability Engineering and System Safety, Elsevier, Vol. 183, 197-212, 2019 https://doi.org/10.1016/j.ress.2018.11.016

"Sustainability-Informed Bridge Ranking under Scour Based on Transportation Network Performance and Multi-Attribute Utility," (with L. Liu, A. Mondoro, and D.Y. Yang), Journal of Bridge Engineering, ASCE, Vol. 23, No. 10, 04018082 1-12, 2018, https://doi.org/10.1061/(ASCE)BE.1943-5592.0001296

"Risk-Informed Bridge Ranking at Project and Network Levels," (with D.Y. Yang), Journal of Infrastructure Systems, ASCE, Vol. 24, No. 3, 04018018 1-13, 2018, https://doi.org/10.1061/(ASCE)IS.1943-555X.0000430

"Novel Technique for Configuration Transformation of 3D Curved Cables of Suspension Bridges: Application to the Dongtiao River Bridge," (with X. Wang, Y. Dong, X. Lei, and Y. Zhang), Journal of Performance of Constructed Facilities, ASCE, Vol. 32, No. 4, 2018, 04018045 1-11 https://doi.org/10.1061/(ASCE)CF.1943-5509.0001189

“Influence of the Exposure Scenario and Spatial Correlation on the Probabilistic Life-Cycle Seismic Performance of Deteriorating RC Frames,” (with A. Titi, S. Bianchi, and F. Biondini), Structure and Infrastructure Engineering, Taylor & Francis, Vol. 14, No. 7, 2018, 986-996, https://doi.org/10.1080/15732479.2018.1438481

"Life-Cycle Reliability Assessment of Reinforced Concrete Bridge Structures under Multiple Hazards," (with T. Yanweerasak, W. Pansuk and M. Akiyama), Structure and Infrastructure Engineering, Taylor & Francis, Vol. 14, No. 7, 2018, 1011-1024, https://doi.org/10.1080/15732479.2018.1437640

"Multi-Criteria Robust Optimization Framework for Bridge Adaptation under Climate Change," (with A. Mondoro and L. Liu), Structural Safety, Elsevier, Vol. 74, 2018, 14-23 https://doi.org/10.1016/j.strusafe.2018.03.002

"Evidence-Based Framework for Real-Time Life-Cycle Management of Fatigue-Critical Details of Structures," (with D.Y. Yang), Structure and Infrastructure Engineering, Taylor & Francis, Vol. 14, No. 5, 2018, 509-522, https://doi.org/10.1080/15732479.2017.1399150

“Probabilistic Risk, Sustainability, and Utility Associated with Ship Grounding Hazard,” (with Y. Liu), Ocean Engineering, Elsevier, Vol. 154, 2018, 311-321, https://doi.org/10.1016/j.oceaneng.2018.01.101

"Decision Making for Probabilistic Fatigue Inspection Planning Based on Multi-Objective Optimization," (with S. Kim), International Journal of Fatigue, Elsevier, Vol. 111, 2018, 356-368 https://doi.org/10.1016/j.ijfatigue.2018.01.027

"Reliability Index and Parameter Importance for Bridge Traffic Loading Definition Changes," (with C. Hanley, D. Kelliher and V. Pakrashi), Bridge Engineering, Proceedings of the Institution of Civil Engineers, Vol. 171, No. 1, 2018, 13-24, https://doi.org/10.1680/jbren.15.00049

“Time-Dependent Reliability Assessment of Structures under Progressive and Shock Deteriorations," (with Y. Liu), Reliability Engineering and System Safety, Elsevier, Vol. 173, 2018, 116-128, https://doi.org/10.1016/j.ress.2018.01.009

“Probabilistic Optimization Framework for Inspection/Repair Planning of Fatigue-Critical Details Using Dynamic Bayesian Networks,” (with D.Y. Yang), Computers and Structures, Elsevier, Vol. 198, 2018, 40-50, https://doi.org/10.1016/j.compstruc.2018.01.006

"Multi-Objective Probabilistic Optimum Monitoring Planning Considering Fatigue Damage Detection, Maintenance, Reliability, Service Life and Cost," (with S. Kim), Structural and Multidisciplinary Optimization, Springer, Vol. 157, No. 1, 2018, 39-54, https://doi.org/10.1007/s00158-017-1849-3

"Risk-based Cost-Benefit Analysis for the Retrofit of Bridges Exposed to Extreme Hydrologic Events Considering Multiple Failure Modes," (with A. Mondoro), Engineering Structures, Elsevier, Vol. 159, 2018, 310-319, https://doi.org/10.1016/j.engstruct.2017.12.029

"Hierarchical Life-Cycle Design of Reinforced Concrete Structures Incorporating Durability, Economic Efficiency and Green Objectives," (with Z. Wang, W. Jin, and Y. Dong), Engineering Structures, Elsevier, Vol. 157, 2018, 119-131, https://doi.org/10.1016/j.engstruct.2017.11.022

"Bridge Adaptation and Management under Climate Change Uncertainties: A Review," (with A. Mondoro and L. Liu), Natural Hazards Review, ASCE, Vol. 19, No. 1, 2018, 04017023 1-12, https://doi.org/10.1061/(ASCE)NH.1527-6996.0000270

"Monitoring Based Nonlinear System Modeling of Bridge–Continuous Welded Rail Interaction," (with A. Strauss, S. Karimi, M. Šomodíková, D. Lehký, D. Novák and K. Bergmeister), Engineering Structures, Elsevier, Vol. 155, 2018, 25-35, https://doi.org/10.1016/j.engstruct.2017.10.053

"Life-Cycle Performance of Civil Structure and Infrastructure Systems: Survey," (with F. Biondini), Technical Note, Journal of Structural Engineering, ASCE, Vol. 144, No. 1, 2018, 06017008 1-7, https://doi.org/10.1061/(ASCE)ST.1943-541X.0001923


Doctor of Applied Sciences, University of Liège, Belgium, 1976.
Dipl.-Ing., Institute of Civil Engineering, Bucharest, Romania, 1969.
Doctor Honoris Causa (Honorary Doctorate), Polytechnic University of Milan (Politecnico di Milano), Milan, Italy, 2016.
Doctor Honoris Causa (Honorary Doctorate), Technical University of Iaşi, Romania, 2014.
Doctor Honoris Causa (Honorary Doctorate), University of Liège, Liège, Belgium, 2008.
Doctor Honoris Causa (Honorary Doctorate), Technical University of Civil Engineering, Bucharest, Romania, 2001.