Traffic Control Devices
Traffic signals, regulatory and warning signs, pavement markings and traffic-control plans.
Tatum Group
Traffic Control Devices & Roadway Design
Analysis of the roadway features and traffic controls that shape how road users perceive, navigate and respond to the transportation environment.
Roadway Geometry
Alignment, lanes, shoulders, intersections, access, sight distance and roadway context.
Standards & Guidance
Analysis may involve the MUTCD, AASHTO Green Book, Roadside Design Guide, state/local design manuals and project-specific criteria.
Services are tailored to the engineering questions and available evidence in each assignment.