Emergency vehicles
Effects of Warning Lamps on Pedestrian Visibility and Driver Behavior
Emergency Vehicle Visibility and Conspicuity Study
Michigan State Police Tests 2003 Patrol Vehicles
Police Officer Involved Vehicular Fatalities in 2009
Best Practices for Emergency Vehicle and Roadway Operations Safety in the Emergency Services
Evaluation of the Effectiveness of Alternative Lighting, Paint and Retroreflective Material Schemes on First Responder Vehicles
Effects of Warning Lamp Color and Intensity on Driver Vision
Keeping Officers Safe on the Road
Several reports highlight visibility issues for law enforcement and safety personnel responding to roadside incidents.