What it means
Keeps slow, wide machines such as tractors off roads where they'd be a danger to other traffic.
What to do
Farm vehicles such as tractors are not allowed. Use the routes set aside for them.
How to read prohibitory signs
Prohibitory signs are mostly circles with a red ring, and they tell you what you must not do or set a limit you must keep. They're the opposite of the blue circles, which tell you what you must do.
More prohibitory signs
- No entry for heavy commercial vehicles
- No entry for power driven vehicles
- No entry for power driven or animal vehicles
- No entry for vehicles exceeding width shown
- No entry for vehicles exceeding height shown
- No entry for vehicles exceeding weight shown
On the way to your test? Read how the NTSA test works and how the Model Town Board is used.
