Pavement Engineering and Materials of Construction
Specific Research Topics
Advanced Characterization of Asphalt Concrete
Laboratory and Accelerated Pavement Testing
Pavement Design and Management
Non-Destructive Testing
Courses Taught at Pennsylvania State University
• C E 583, Bituminous Materials and Mixtures
AAPT, Association of Asphalt Paving Technologists (Associate Member; reviewer for Journal of Asphalt Paving Technology)
TRB, Transportation Research Board (Affiliate; Friend: committees A2B05, A2D03, and A2D04; Reviewer: Transportation Research Record)
ASTM, (member)
ASCE, American Society of Civil Engineers (Associate member; reviewer for ASCE Journal of Materials in Civil Engineering and Geo-Frontier)
JTRP, Joint Transportation Research Program (member)
ASEE, American Society for Engineering Education (Professional member)
ACI, American Concrete Institute
Education
2002 Ph.D. Civil Engineering, North Carolina State University
1998 Master of Engineering Management, Construction Management, American University of Beirut
1996 B.E. Civil Engineering, American University of Beirut
Experience
August 2004 – present Assistant Professor, The Pennsylvania State University
January 2004– August 2004 Pavement and Materials Research Engineer, Division of Research, Indiana Department of Transportation
June 2002 – January 2004 Postdoctoral Research Associate, Department of Civil Engineering, NCSU
August 1998 – June 2002 Research Assistant, Department of Civil Engineering, NCSU
Professional Registration
EIT, USA
Professional Engineer, Order of Professional Engineers, Republic of Lebanon
Licensed Engineer, Ministry of Transportation and Public Works, Lebanon
Honors and Awards
2004 International Academic of the Year, Cambridge Biographical Institute
2001 W. K. Parr Scholarship (Association of Asphalt Paving Technologists)
NCSU Award for Ethics, Leadership, and Public Safety
Phi Kappa Phi Honor Society
Strathmore's Who's Who
2000 Tau Beta Pi Honor Society
1992 - 1996 P.M. Harriri Foundation Scholarship
Dean's Honor List, AUB
Recent Publications
Peer-Reviewed Journals
B.R. Nilsson, G.R. Chehab, Y.R. Kim, “Application of a Viscoelastoplastic Model to Asphalt Mixes in Sweden”, paper accepted for presentation at the EATA Conference, Nottingham, UK, 2004, and publication in the International Journal of Road Materials and Pavement Design, 2004.
G.R. Chehab, Y.R. Kim, “Viscoelastoplastic Continuum Damage Model Application to Thermal Cracking of Asphalt Concrete”, Journal of Materials in Civil Engineering, ASCE, 2004, In Print.
J. Daniel, G.R. Chehab, Y.R. Kim, “Issues Affecting Measurement of Fundamental Asphalt Mixture Properties”, Journal of Materials in Civil Engineering, ASCE, 2003, In Print.
G.R. Chehab, Y.R. Kim, R.A. Schapery, M. Witczack, R. Bonaquist, “Characterization of Asphalt Concrete in Uniaxial Tension Using a Viscoelastoplastic Model” Journal of Asphalt Paving Technology, AAPT, Vol. 72, 2003.
G.R. Chehab, Y.R. Kim, R.A. Schapery, M. Witczack, R. Bonaquist, “Time-Temperature Superposition Principle for Asphalt Concrete Mixtures with Growing Damage in Tension State” Journal of Asphalt Paving Technology, AAPT, Vol. 71, pp. 559-593, 2002.
G.R. Chehab, E.N. O' Quinn, and Y.R. Kim, “Specimen Geometry Study for Direct Tension Test Based on Mechanical Tests and Air Void Variation in Asphalt Concrete Specimens Compacted by Superpave Gyratory Compactor”. Transportation Research Record 1723, TRB, National Research Council, Washington, D.C., Vol. 1723, pp.125-132, 2000.
Refereed Conference Proceedings
G.R. Chehab, Y.R. Kim, “Application of the Viscoelastoplastic Continuum Damage Model to Thermal Cracking Behavior of AC Pavements”, paper accepted for presentation and publication at the “Cold Engineering and Construction Conference”, ASCE, Alberta, Canada, 2004.
G.R. Chehab, Y.R. Kim, M. Witczack, R. Bonaquist, “Prediction of Thermal Cracking Behavior of Asphalt Concrete using the Viscoelastoplastic Continuum Damage Model”, paper accepted for presentation and publication in the conference proceedings at the TRB 83rd annual meeting.
G.R. Chehab, Y.R. Kim, M. Witczack, R. Bonaquist, “Comprehensive Material Characterization of Asphalt Concrete in Tension Based on a Viscoelastoplastic Model”, 6th International RILEM Symposium on Performance Testing and Evaluation of Bituminous Materials, PTEBM'03, Zurich, Switzerland, April 2003.
Editor-Reviewed Conference Proceedings
Y.R. Kim, G.R. Chehab, “Viscoelastoplastic Continuum Damage Modeling of Asphalt Concrete in Tension”, International Conference on Computational & Experimental Engineering & Sciences, Corfu Island, Greece, July, 2003
G.R. Chehab, J. Daniel, and Y.R. Kim, “Development of a Constitutive Model for Fatigue Cracking in Asphalt Concrete”, The 16th Engineering Mechanics Conference, Pavement Mechanics Symposium, ASCE, Seattle, WA, 2003.
M.A. Abdulmalak, N. Abboud, G.R. Chehab, “Purchasing and Payment Policies for Building Construction Materials”, ASCE, Construction Congress VI, Orlando, FL, Feb. 2000.
Research Reports
Y. R. Kim, G. R. Chehab, “Advanced Characterization of Asphalt Concrete in Uniaxial Tension Using a Viscoelastoplastic Model” Superpave Support and Performance Models Management, NCHRP 9-19, Task F Report, North Carolina State University, Raleigh, NC, July 2002.