Right- and left-hand traffic
The terms right-hand traffic and left-hand traffic refer to regulations requiring all bidirectional traffic, unless otherwise directed, to keep either to the right or the left side of the road, respe...
Traffic lanes
Traffic on roads may consist of pedestrians, ridden or herded animals, vehicles, streetcars, buses and other conveyances, either singly or together, while using the public way for purposes of travel. ...
Headlamp
A headlamp is a lamp attached to the front of a vehicle to light the road ahead. While it is common for the term headlight to be used interchangeably in informal discussion, headlamp is the term for ...
Bidirectional traffic
In transportation infrastructure, a bidirectional traffic system divides travelers into two streams of traffic that flow in opposite directions.Bidirectional traffic is observed in a wide variety of a...
Rush hour
A rush hour or peak hour is a part of the day during which traffic congestion on roads and crowding on public transport is at its highest. Normally, this happens twice every weekday—once in the mornin...
Traffic congestion
Traffic congestion is a condition on road networks that occurs as use increases, and is characterized by slower speeds, longer trip times, and increased vehicular queueing. The most common example is ...
Overtaking
Overtaking or passing is the act of one vehicle going past another slower moving vehicle, travelling in the same direction, on a road. The lane used for overtaking another vehicle is almost always a p...
Level crossing
A level crossing (a primarily British term; usually known as a railroad crossing in North America) is an intersection where a railway line crosses a road or path at the same level, as opposed to the r...
Pedestrian crossing
A pedestrian crossing or crosswalk is a place designated for pedestrians to cross a road. Crosswalks are designed to keep pedestrians together where they can be seen by motorists, and where they can c...
Intersection (road)
An intersection is the junction at grade (that is to say, on the same level) of two or more roads either meeting or crossing. An intersection may be three-way (a T junction or Y junction – the latter ...
Right-of-way (disambiguation)
A right of way is a legal grant of access to privately owned land. Right-of-way or right of way may also refer to:
Speed limit
Road speed limits are used in most countries to set the maximum (or minimum in some cases) speed at which road vehicles may legally travel on particular stretches of road. Speed limits may be variable...
Daytime running lamp
A daytime running lamp (DRL, also daytime running light) is an automotive lighting and bicycle lighting device on the front of a roadgoing motor vehicle or bicycle, automatically switched on when the ...