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