Highway Design and Construction Expert Witnesses in Oregon

This expert has over 27 years of professional engineering experience encompassing public agencies (Federal Highway Administration (FHWA), the California Department of Transportation (Caltrans), academia (California State University, National University) and industry with over 200 technical publications. He taught at California State University and at National University various in topics such as transportation and highway engineering, including geometric design standards, traffic engineering and safety hazards as well as statistics. He started his work at Caltrans in 1991 as a transportation engineer before transitioning to a senior transportation engineer (Branch Chief), then being promoted to a supervising transportation engineer (Office Chief), then to a Division Chief. He received his Ph.D. in civil engineering (Transportation/Pavement Engineering) from the University of Arkansas, and received his M.S. in civil engineering (Construction Engineering and Management) from San Jose State University, and B.S. degree in Civil Engineering from California State University, Sacramento.

This expert is licensed as a Civil Engineer and a Land Surveyor in both California and Arizona, and he has worked throughout Southern California. Having earned his degrees in engineering and business from California State University at Northridge, he previously served as the Director of Engineering and Surveying at multiple engineering firms, including the Haaland Group and Crosby Mead Benton. A member of the California Land Surveyors Association and the American Public Works Association, he is currently the Principal of a multi-disciplined firm in California.

This impressive expert received his BS in Civil Engineering from the University of Southern California and his MS in Civil Engineering from Stanford University. A registered Professional Engineer in California, he has been awarded the USC Mellon Mentoring Award. Formerly, he was a principal engineer and principal construction manager at Trojan Construction Management, the vice president of construction at Kaufman & Broad, and a project engineer and estimator at George A. Fuller Company. Currently, he is the program director of Civil Engineering, a professor of Engineering Practice, and the founding program director of Construction Management at a prestigious university in Los Angeles.

This highly-qualified engineering expert has over three decades of experience in his field. He earned a BS in civil engineering from National Technology University. He went on to earn an MS in civil engineering, an MS in aeronautics and astronautics, and a PhD in mechanical engineering from the Massachusetts Institute of Technology. He is active is in field as the author of numerous engineering publications and the founder and director of several engineering laboratories focusing on surface mechanics. Formerly, he served as a professor of mechanical and industrial engineering at the University of Illinois Urbana-Champaign. Currently, this expert is a principal investigator at a technological research institute, a faculty materials scientist at a DOE-affiliated research laboratory, and a professor of mechanical engineering at a distinguished university in California.

This expert specializes in all aspects of the roofing industry -- he is a registered professional engineer (CA, NV, MN), a registered roof consultant, a well-published author on a variety of roofing issues, and a distinguished fellow of the Roof Consultants Institute. This expert holds a Masters Degree in Civil Engineering and has spent more than 30 years investigating, designing, and providing consulting services regarding roof and waterproofing systems. He is a member of the Board of Directors for both the Cool Roof Rating Council and the Special Interest Group for Dynamic Evaluation of Roofing Systems. This expert is the President of Technical Roof Services where he provides a full range of roof, waterproofing, building envelope, and solar PV consulting services including condition evaluations, failure investigations, defect investigations, construction documentation, condensation analysis (hygrothermal modeling), surveys for wet insulation, and construction observations. This expert is a well known speaker on roof technology.

This well credentialed expert earned his B.S. and M.S. in Mechanical Engineering from Cal State Fullerton and his Ph.D. in Civil Engineering/Structural Mechanics from UC-Irvine. He is a Professional Engineer in the state of California and has 46 U.S. patents issued in his name. Prior to starting his own engineering consulting firm, he was the Vice President of Engineering at Hartwell Corporation and the Vice President of Research and Development at Textron Aerospace Fasteners. He is a member of several industry organizations, including the National Society of Professional Engineers and the American Society of Mechanical Engineers.