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A traffic lane or travel lane is a lane for the movement of vehicles travelling from one destination to another, not including shoulders. A through lane or thru lane is a traffic lane for through traffic (traffic continuing on a road or highway). At intersections, these may be indicated by arrows on the pavement pointing straight ahead.
The lane designated for faster traffic is on the left. The lane designated for slower traffic is on the right. Most freeway exits are on the right. Overtaking is permitted to the left, and sometimes to the right. Countries party to the Vienna Convention on Road Traffic have uniform rules about overtaking and lane designation. The convention ...
See three-way junction 5-1-1 A transportation and traffic information telephone hotline in some regions of the United States and Canada that was initially designated for road weather information. A Access road See frontage road Advisory speed limit A speed recommendation by a governing body. All-way stop or four-way stop An intersection system where traffic approaching it from all directions ...
According to road traffic laws of Vietnam, an expressway is a road for motor vehicles, with a divider separating opposing traffic directions, no at-grade crossings with intersecting roads, fully equipped facilities to ensure continuous traffic flow, safety and short journey times, and access allowed only at interchanges.
The most important prerequisite condition necessary for managed lane demand to materialize is the presence of recurring traffic congestion. Managed lanes are by definition a congestion management strategy and have benefits that are only fully realized in the context of frequent traffic congestion that causes significant travel time delays and uncertainty over trip time reliability.
A high-occupancy vehicle lane on Interstate 5 in Seattle. A high-occupancy vehicle lane (also known as an HOV lane, carpool lane, diamond lane, 2+ lane, and transit lane or T2 or T3 lanes) is a restricted traffic lane reserved for the exclusive use of vehicles with a driver and at least one passenger, including carpools, vanpools, and transit buses.
A reversible lane, also known as variable lane, dynamic lane, and tidal flow, is a managed lane in which traffic may travel in either direction, depending on certain conditions. Typically, it is meant to improve traffic flow during rush hours, by having overhead traffic lights and lighted street signs notifying drivers which lanes are open or ...
On a wide road (more than 3 meters per lane in Australia), traffic could be "diverted" around the work area by using cones to define a new road centerline and another line of cones around the work area to create what is called a contraflow. Sometimes, it is necessary to close a road and detour traffic.