The Traffic Division Secondary Road Patrol enforces traffic laws and investigates accident on roadways in Washtenaw County. They are responsible for:
- Traffic enforcement
- Motor vehicle accident investigation
- Educating the public on traffic safety
The Traffic Services Section is also responsible for the purchasing, maintenance and training in radars and lasers, abandoned vehicle inspection program, and special event coordination.
This unit is comprised of three traffic investigators. These investigators have advanced accident training and investigate all major traffic accidents involving serious bodily injury or death.