U.S. Department of Transportation
Federal Highway Administration
1200 New Jersey Avenue, SE
Washington, DC 20590
Traffic signals are often chosen for operational reasons, and in some cases may represent a trade–off between safety and mobility. Some proven countermeasures that can reduce crashes at signalized intersections include:
On this web page, learn about these and other signalized intersection safety strategies.
State–specific survey information about automated enforcement systems collected by the National Highway Traffic Safety Administration (NHTSA) can be found on NHTSA's web page.
Additional questions, including those about tickets/citations, should be directed to the local (or State) police, traffic engineering department, or public works department.