Before revision: Roadside.co.uk - Most Frequent Causes of Breakdowns United States In the United States, many states and their departments of transportation have organized government-run highway assistance patrols, or highway safety patrols, to keep the traffic moving and assist with highway emergencies as needed.
After revision: United States In the United States, many states and their departments of transportation have organized government-run highway assistance patrols, or highway safety patrols, to keep the traffic moving and assist with highway emergencies as needed.