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A controlled-access highway is a type of highway that has been designed for high-speed vehicular traffic, with all traffic flow—ingress and egress—regulated. Common English terms are freeway, [ a ]motorway, [ b ] and expressway. [ c ] Other similar terms include throughway or thruway[ d ] and parkway.
A two-lane expressway or two-lane freeway is an expressway or freeway with only one lane in each direction, and usually no median barrier. It may be built that way because of constraints, or may be intended for expansion once traffic volumes rise. The term super two is often used by roadgeeks for this type of road, but traffic engineers use ...
A city or location posted on a series of traffic signs along a particular stretch of road indicating destinations on that route. Controlled-access highway, motorway, or freeway. A type of highway which has been designed for high-speed vehicular traffic, with all traffic flow and ingress/egress regulated. The corduroy.
Bundesautobahn 9 near by Garching bei Muenchen, Germany. At the top of the hierarchy in terms of traffic flow and speed are controlled-access highways; their defining characteristic is the control of access to and from the road, meaning that the road cannot be directly accessed from properties or other roads, but only from specific connector roads.
The Veterans Memorial Parkway in London, Ontario is a modern at-grade limited-access road with intersections. A limited-access road, known by various terms worldwide, including limited-access highway, dual-carriageway, expressway, and partial controlled-access highway, is a highway or arterial road for high-speed traffic which has many or most characteristics of a controlled-access highway ...
The Pakhtunkhwa Highways Authority under the Department of Transportation maintains over 3,089.65 kilometres (1,919.82 mi) of roadways organized into various classifications which criss-cross the province and provides access to major population centers. All provincial highways in Khyber Pakhtunkhwa are pre-fixed with the letter 'S' followed by ...
The words freeway or expressway are sometimes used to refer to controlled-access, high-speed, grade-separated highways such as the 400-series highways, the Gardiner Expressway, the Don Valley Parkway, the Conestoga Parkway, or the E.C. Row Expressway. The only highway officially labelled as a freeway is the Macdonald–Cartier Freeway, usually ...
A diverging diamond interchange (DDI), also called a double crossover diamond interchange (DCD), [ 1 ][ 2 ] is a subset of diamond interchange in which the opposing directions of travel on the non- freeway road cross each other on either side of the interchange so that traffic crossing the freeway on the overpass or underpass is operating on ...