Raised Crosswalk – US
A traffic calming device comprising a crosswalk (or pedestrian crossing) that is raised above the roadway pavement (similar to a speed hump), to an elevation that matches the adjacent sidewalk (thereby providing ease of access and priority for pedestrians crossing the road).
A lane in which traffic may travel in either direction depending on the time of day. Typically, it improves traffic flow by providing extra capacity during rush hours, by having overhead traffic lights and lighted street signs notify drivers which lanes are open or closed to driving or turning (see also “Counterflow Lane”, “Tidal Flow Lane”, or Contraflow Lane”.
Ring Road – UK
A circumferential highway found around or within many cities designed to allow through traffic to avoid the city centre (see also “Beltway” or “Orbital Motorway”).
A term used to cover all the various charges applied for the use of roads. The term includes fuel taxes, licence fees, tolls, and congestion charges, including those that may vary by time of day, by the specific road, or by specific type of vehicle being used.
Roundabout – UK
A raised island located in the centre of an intersection, which requires vehicles to travel around the island in order to go through the intersection (see also “Traffic Circle”).
A road safety feature designed to alert drivers by causing a tactile vibration and audible rumbling. Most unexpected stop (such as a pedestrian crossing), rumble strips may also be set horizontally across the road in groups, as a traffic calming method to slow drivers down.