Daren E Marceau, P.E.
Forensic Traffic Specialists, PLLC
Cary, North Carolina
Transportation Expert Witness, Traffic Engineering Expert Witness
sight distance, stop sign, pavement marking, traffic engineer, MUTCD, traffic signal, red light, traffic control device, traffic sign, pavement marking, red light crash, stop light crash, AASHTO, sight line, sight triangle, work zone, traffic expert, roadway safety, traffic safety, railroad crossing
Daren Marceau is a former police officer and is a practicing traffic & transportation engineer licensed in several states.
Mr. Marceau managed an engineering design practice at a national consulting firm where he prepared transportation and traffic engineering plans including designs for intersections, work zones, traffic signals, pavement marking, and roadway signs. He also investigated and reconstructed hundreds of traffic crashes, and testified as an expert witness.
Daren Marceau currently serves attorney clients as a consultant and expert witness, and teaches classes for law enforcement, engineering, insurance, and legal professionals. He is also the leading author on traffic signal crashes. Mr. Marceau works in all 50 states.
Mr. Marceau's current focus is investigating and providing expert testimony in traffic crash cases involving traffic control devices and/or sight distance issues in both final and temporary/work zone conditions.
Mr. Marceau also has significant pers...
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