U.S. Department of Transportation
Federal Highway Administration
1200 New Jersey Avenue, SE
Washington, DC 20590
Susan Hida (AASHTO Cochair)
Assistant State Bridge Engineer
California Department of Transportation
Division of Engineering Services, Office of Structure Design
1801 30th St., MS 9-3/1h
Sacramento, CA 95818
Firas I. Sheikh Ibrahim (FHWA Cochair)
Senior Bridge Engineer–Codes and Specifications
Federal Highway Administration
Office of Bridge Technology
HIBT-10, Room E73-123
1200 New Jersey Ave. SE
Washington, DC 20590-9898
Harry A. Capers, Jr. (Report Facilitator)
Vice President (Corporate Bridge Engineer)
Arora and Associates, P.C.
3120 Princeton Pike, 3rd Floor
Lawrenceville, NJ 08648-2372
Telephone: 609-844-1111, ext. 1176
Gregory L. Bailey
Director, Engineering Division
West Virginia Department of Transportation
Building 5, Room A-317
1900 Kanawha Blvd. E
Charleston, WV 25305-0430
Ian M. Friedland
Bridges and Structures Research and Development
Federal Highway Administration
HRDI-03, Room F-211
6300 Georgetown Pike
McLean, VA 22101-2296
State Bridge and Structures Engineer
Washington State Department of Transportation
Bridge & Structures Office, 2nd Floor
7345 Linderson Way SW
Tumwater, WA 98501
PO Box 47340
Olympia, WA 98504
Barney T. Martin, Jr.
Modjeski and Masters, Inc.
301 Manchester Rd.
Poughkeepsie, NY 12603
Representing: American Council of Engineering Companies
Dennis R. Mertz
Professor of Civil Engineering
University of Delaware
358B DuPont Hall
Newark, DE 19716
Gregory R. Perfetti
State Bridge Design Engineer
Structure Design Unit
North Carolina Department of Transportation
1581 Mail Service Center
Raleigh, NC 27699-1581
Structural Design Engineer–Codes and Specifications
Federal Highway Administration
FHWA Resource Center
19900 Governors Dr., Suite 301
Olympia Fields, IL 60461
Director–Special Bridge Projects
5 Penn Plaza, 6th Floor
New York, NY 10001-1810
Representing: American Council of Engineering Companies
Susan Hida (AASHTO cochair) is the assistant State bridge engineer for the California Department of Transportation (Caltrans) in Sacramento, CA. Hida is responsible for Caltrans’ bridge design specifications, technical guidance material, and technical committees. She chairs the American Association of State Highway and Transportation Officials (AASHTO) T5 Loads Technical Committee and acts as a liaison to MCEER/FHWA (Multidisciplinary Center for Earthquake Engineering Research/Federal Highway Administration) multihazard research. Before her current position, Hida designed bridges and served as project engineer for a $24 million seismic retrofit project. Hida has master’s degrees in civil engineering from Purdue and Princeton Universities. She also studied civil engineering for a year at the University of Hannover in (West) Germany under sponsorship of the German Academic Exchange Service. She is a licensed professional engineer in Oregon and California and serves on several research panels for the National Cooperative Highway Research Program (NCHRP).
Dr. Firas Sheikh Ibrahim (FHWA cochair) is the program manager for bridge codes and specifications for the Federal Highway Administration (FHWA) in Washington, DC. He directs FHWA’s technology development and deployment teams for bridge analysis, design, evaluation, and extreme events. He serves as a bridge expert and has provided expert assistance on numerous complex projects. Before joining FHWA, he served as a lead engineer with Parsons Brinkerhoff, a project engineer with HDR Engineering, and a faculty member at Clarkson University in New York. Sheikh Ibrahim is a graduate of the University of Damascus, and has a master’s degree in structural engineering from South Dakota State University and a Ph.D. in structural engineering from the University of Texas at Austin. He is a licensed professional engineer in Pennsylvania and serves on several national executive, oversight, and technical committees, including AASHTO and the Transportation Research Board (TRB). He is assistant secretary of the Executive Committee of the AASHTO Subcommittee on Bridges and Structures.
Harry A. Capers, Jr. (report facilitator) is vice president and corporate bridge engineer for Arora and Associates, P.C., a regional transportation engineering firm in the northeastern United States. He is responsible for oversight of all highway bridge work in the firm’s six offices. He also manages several initiatives with various universities conducting research on bridge topics and is the principal investigator for the NCHRP 20-68A Project, “U.S. Domestic Scan Program.” In addition, he is the firm’s quality assurance manager. He chairs TRB Committee AFF10 General Structures and Subcommittee AHD35 (1) on Safety and Security of Bridges and Structures. He is a member of the AFF50 Committee on Seismic Design and AHD35 Committee on Bridge Management. He chairs several NCHRP expert panels and serves as an industry advisor to the Stevens Institute of Technology. Before retiring from public service in 2006, Capers spent more than 32 years with the New Jersey Department of Transportation as chief bridge engineer and was responsible for all highway structures and geotechnical design work. Capers served as a member of AASHTO’s Subcommittee on Bridges and Structures, chair of its Technical Committee on Loads and Load Distribution and Committee on Tunnel Design, and vice chair of the Technical Committee on Seismic Design before his retirement, and he remains active in many of these committees. He serves on several professional committees, including the American Society of Civil Engineers Structural Engineering Institute (ASCE/SEI) Bridge Management, Inspection, and Rehabilitation Committee. He received bachelor’s and master’s degrees in civil engineering from Polytechnic University, and a master of public administration degree from Rutgers University. He has authored or coauthored more than three dozen papers for national and international publications and has received many awards for professional and lifetime achievement from various organizations. Capers is a registered professional engineer in New Jersey and New York.
Gregory L. Bailey is the director of the Engineering Division for the West Virginia Division of Highways (DOH) in Charleston, WV. He is responsible for developing and implementing statewide policies and procedures for bridge design and structural design issues used in DOH programs. He also has a consultative role in developing evaluation and rating policies and procedures. Bailey has served with the DOH for more than 16 years and has more than 31 years of experience in structural and bridge engineering for State highway administrations, local government entities, and private engineering firms. He has a bachelor’s degree in civil engineering from West Virginia Institute of Technology and a master’s degree in civil engineering (structural emphasis) from Virginia Polytechnic Institute and State University. He is a licensed professional engineer in West Virginia and serves as the DOH voting representative on the AASHTO Subcommittee on Bridges and Structures. He is chair of the T-16 Timber Structures Committee and vice chair of the T-5 Loads and Load Distribution Committee.
Ian M. Friedland is technical director of bridge and structures research and development for FHWA’s Turner-Fairbank Highway Research Center in McLean, VA. Friedland provides national leadership and expert technical advice on developing and delivering new technologies in bridge engineering to FHWA field offices and State transportation agencies. Before joining FHWA, Friedland was associate director for development with the Applied Technology Council. Before that, he was assistant director for transportation research at the Multidisciplinary Center for Earthquake Engineering Research and a senior program officer with TRB , in charge of all bridge research conducted in the AASHTO-sponsored NCHRP. During his tenure with NCHRP, a number of major bridge initiatives were completed for AASHTO, including the development of the LRFD Bridge Design Specifications, Manual for Condition Evaluation of Bridges, Guidelines for Bridge Management Systems, and Guide to Metric Conversion. He has been a member of numerous national task forces and advisory committees, including those responsible for developing Pontis and BRIDGIT bridge management system software. Friedland is a registered professional engineer and is a member of ASCE , the Earthquake Engineering Research Institute, and TRB. He serves on the Executive Committee of the ASCE Technical Council on Lifeline Earthquake Engineering and as associate editor of the ASCE Bridge Engineering Journal. Friedland received a bachelor’s degree in civil engineering from Cornell University and a master’s degree in structural engineering and structural mechanics from the University of Maryland.
Jugesh Kapur is the State bridge engineer for the Washington State Department of Transportation (WSDOT) in Olympia, WA. Kapur provides direction, guidance, and management for the agency’s bridge engineering design and preservation programs, ensures the agency’s compliance with Federal and State laws, and monitors bridge design, preservation, and safety for quality control and assurance. He has served with WSDOT for more than 17 years and has more than 25 years of experience in bridge engineering. He has a bachelor’s degree in civil engineering from the University of Washington. He is a licensed professional engineer in civil and structural engineering in Washington and Oregon and serves on several AASHTO technical committees.
Dr. Barney T. Martin, Jr. is president of Modjeski and Masters, Inc. and is based in the firm’s Poughkeepsie, NY, office. He is responsible for the general oversight of projects involving new bridge designs, bridge rehabilitation, and inspection and ratings for all of the firm’s bridge projects in the northeastern United States. He has extensive experience in the inspection and evaluation of parallel wire suspension bridge cables. Until recently, he chaired TRB Committee AFF30 on Concrete Bridges. He is a member of TRB’s AFF20 Committee on Steel Bridges as well as AFF20 (1) Subcommittee on the Analysis of Steel Bridges. He has served on several NCHRP expert panels and recently coauthored an NCHRP report on Verification and Implementation of Strut-and-Tie Model in LRFD Bridge Design Specifications. Martin has a bachelor’s degree in civil engineering from Louisiana State University and graduate degrees from Tulane University. Martin is a registered engineer in 14 States.
Dr. Dennis R. Mertz is a professor of civil engineering at the University of Delaware (UD). He is the director of UD’s Center for Innovative Bridge Engineering. The study of bridge-design methodologies and particularly the strength and service limit states are prominent among Mertz’s research activities. As co-principal investigator of NCHRP Project 12-33, he was one of the authors of the first edition of the AASHTO LRFD Bridge Design Specifications. As a consultant to the bridge-design firm Modjeski and Masters (where he was an associate before coming to UD), he has continued to author annual interim changes to the LRFD Specifications. All three of Mertz’s civil engineering degrees are from Lehigh University. He is a registered professional engineer in Pennsylvania.
Gregory R. Perfetti is the State bridge design engineer for the North Carolina Department of Transportation (DOT) in Raleigh, NC. He is the director of the Highway Design Branch’s Structure Design Unit, which serves as the central design office for all bridges released for contract in the State. He also is responsible for developing and issuing statewide policy for all bridge design features used in the State’s transportation programs. In addition, he has a responsible role in load rating of bridges and the research and implementation of innovative technology in the highway structural field for the North Carolina DOT. Perfetti has served with the agency for 25 years, with all of his experience in the structural engineering arena. He has bachelor’s and master’s degrees in civil engineering from North Carolina State University. He is a licensed professional engineer in North Carolina and serves on the Research, Joints and Bearings, and Steel Technical Committees of the AASHTO Subcommittee on Bridges and Structures.
Thomas Saad is a structural design engineer in the FHWA Resource Center in Chicago, IL. Saad is responsible for developing and delivering products and services to aid State highway agencies nationwide in implementing load and resistance factor design and rating. He is also responsible for delivering programs to help State highway agencies implement high-performance materials and accelerated bridge construction technologies. Before joining the FHWA Resource Center, he served as the Indiana Division bridge engineer and as a bridge engineer in Connecticut, Georgia, Louisiana, and Missouri. Saad graduated from Michigan State University and has a master’s degree in civil engineering from the Georgia Institute of Technology. He is a licensed professional engineer in Indiana and serves on the AASHTO Technical Committee for Loads and Load Distribution and the AASHTO BridgeWare Virtis-Opis Task Force.
Bala Sivakumar is vice president and director of special bridge projects for HNTB Corporation in New York. Sivakumar’s professional practice areas include weigh-in-motion studies, site-specific load modeling, finite element modeling and advanced structural analysis applied to fatigue and fractures investigations, forensic investigations, seismic analysis and retrofit, load rating, and load testing. Sivakumar was the architect of the load and resistance factor rating (LRFR) evaluation philosophy and was the primary author of the AASHTO LRFR Manual (2003) and the new AASHTO Manual for Bridge Evaluation (2008). He served as the principal investigator of NCHRP Project 12-63 initiated in 2003 to propose revisions to AASHTO’s legal loads and loads for posting of bridges. Five new legal load models developed under this project were adopted by AASHTO as new national posting loads in 2005. He was the principal investigator for NCHRP 12-76 for TRB to develop protocols for collecting and using weigh-in-motion data for developing national design load models for the AASHTO LRFD Bridge Design Specifications. He has provided training seminars on LRFR to 15 State DOTs and LRFR implementation assistance to several States under an FHWA contract. He served as the principal investigator for the Wisconsin Department of Transportation for the forensic investigation of the Hoan Bridge failure in Milwaukee. He also served as an investigator for the Minnesota Department of Transportation for the I-35W bridge collapse in Minneapolis. He conducts a 2-day LRFD bridge design course for ASCE that is offered nationally four times a year. He is frequently invited to make presentations to AASHTO technical committees during the group’s annual meetings. In 2007, Sivakumar served as technical consultant to AASHTO Committee T18 on Bridge Management, Evaluation, and Rehabilitation.