With 60 years of experience in civil, geotechnical, and traffic engineering, this expert has devoted his career to the design, construction, maintenance, and performance evaluation of public infrastructure systems, including highways, streets, bridges, traffic signals and systems, airports, and storm drains and channels. He has more than 20 years of expert witness experience providing consultation and testimony in matters involving engineering design, materials, safety, and construction practices and procedures, and has testified multiple times in legal proceedings, qualifying numerous times as an engineering expert on these issues.

His professional background includes more than 36 years with a large public works agency, where he was responsible for structural design and construction control of thousands of miles of roadways. He holds a Bachelor of Engineering in Civil Engineering and is a Registered Civil Engineer, Registered Geotechnical Engineer, and Registered Traffic Engineer in California. He served in a bridge engineering division performing structural evaluations and hydraulic assessments for channel and river crossings, directed asphalt and geotechnical laboratories, supervised foundation investigations and materials testing programs, and was responsible for the design and testing of pavements placed throughout the jurisdiction. He also led signal design programs for major transportation corridors and participated in the development of uniform specifications for traffic signal equipment incorporated into widely adopted public works construction standards. He has been involved for many years in the review and development of public works specifications and has chaired multiple committees and technical task forces.