Are motorcycles permitted to enter a road before which the following traffic sign is placed?

- Yes.
- Yes, entry is permitted for all motor vehicles.
- Yes, except for tri-motorcycles.
- No.· Correct answer

Sign 405 forbids entry to all motor vehicles. The sign shows the silhouette of a car and a motorcycle inside a red circle. Since a motorcycle is a motor vehicle, its entry is forbidden.
Red circle with a car and a motorcycle = no entry for motor vehicles. A motorcycle is included, so entry is forbidden.
Some people think the ban applies only to a certain type of motorcycle
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