What Is the One Way Rule

A one way street only allows vehicles to move in one direction down the road. ‘No-entry’ signs are used to prevent vehicles travelling the wrong way along the road, and sometimes road junctions are redesigned to make it difficult to turn against the flow of traffic.

What's the difference between ahead only sign and one way sign?

You may see an ahead only road sign. Though this looks similar to a one-way traffic sign, it has a very different meaning. … This is a mandatory sign, where if you were to make a left or right turn, you could be driving into a one-way street, against the flow of traffic.

What do you do when you find a one way sign?

Drivers encountering a one way sign must travel in the direction that the sign is pointing. One way signs designate the direction in which traffic is traveling. Drivers must not travel in the opposite direction of the one way sign due to the risk of a head-on collision.