In transportation study area, safety is a great issue. GIS is appropriate to perform spatial analysis the accident history in define area. Specifically, GIS allow researchers to find an area or road segment that have high probability of any type of car accident such as Vehicle to Vehicle, Vehicle to Pedestrian, and Vehicle to Bicycle.
Estep, Elise; Kim, Kyungmin; and Nixon, Danielle, "Laboratory Exercise — Safety on Roads" (2016). Engineering Applications of GIS - Laboratory Exercises. 16.