25 feet
You should stop 50 feet behind a school bus.
at a set of red lights. how many feet should you be behind the vehicle in front of you?
Use the 2 second rule.
100 yards
You must be at least 500ft
A driver should be able to see at least 200 feet behind them in their rearview mirror.
300 feet
In most areas it is 150 feet behind. I have been places where it is 300 feet behind.
10 feet
100 feet
200 feet