Experienced expert (30+ years) in traffic engineering, highway engineering and civil engineering, highway and traffic safety, speed requirements, driver reaction, traffic control plans, construction zone accidents, road defects, roadside hazards and obstruction. Parking design; ADA standards; water drainage; slip/trip and fall accidents; and standards of care. Accident reconstruction - motorcycle, bicycle, car; road standards - curves, sight distance and clear recovery. Construction defects, disputes and work zone traffic control; expertise in the Manual on Traffic Control Devices (MUTCD); traffic control plans; pavement and geotechnical standards, maintenance and repairs; roadway materials - asphalt, concrete, soils and aggregates.