General signs
Signs are posted showing which direction the vehicles can move in: commonly an upward arrow, or on a T junction where the main road is one-way, an arrow to the left or right. At the end … See more

One-way streets may be part of a one-way system, which facilitates a smoother flow of motor traffic through, for example, a city center grid; as in the case of Bangalore, India See more

Sometimes one-way walking is specified for smooth pedestrian traffic flow, or in the case of entrance checks (such as ticket checks) and exit checks (e.g. the check-out in a See more

In the United States, 37 states and Puerto Rico allow left turns on red only if both the origin and destination streets are one way. See South Carolina … See more

An attempt was apparently made in 1617 to introduce one-way streets in alleys near the River Thames in London by The Worshipful Company … See more

• Circulation plan
• Glossary of road transport terms See more