What is the primary function of a spot map in traffic enforcement?

The primary function of a spot map in traffic enforcement is to serve as an early warning system for identifying problem areas. Spot maps display specific locations where traffic violations, accidents, or other incidents have been concentrated over a particular timeframe. By analyzing this data, law enforcement agencies can pinpoint trends and emerging issues, such as areas with high incidences of crashes or frequent violations. This allows them to allocate resources more effectively, conduct targeted traffic enforcement, and implement preventive measures, such as signage or public education campaigns, to improve safety.

The other options, while related to traffic enforcement and analysis, do not encompass the primary purpose of spot maps. Tracking speeding tickets, recording weather conditions, and visualizing traffic congestion are all critical components of traffic management but serve different analytical purposes that do not specifically relate to the identification of problem areas through spatial data analysis like a spot map does.