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A median strip, central reservation, roadway median, or traffic median is the reserved area that separates opposing lanes of traffic on divided roadways such as divided highways, dual carriageways, freeways, and motorways. The term also applies to divided roadways other than highways, including some major streets in urban or suburban areas.
A rumble strip can be a series of simple troughs, typically 1 cm (0.4 in) deep and 10 cm (4 in) wide, that is ground out of the asphalt. Other alternatives, similar to the Botts' dots, use raised strips, painted or glued to the surface. A specific form of raised strips using thermoplastic is called profile thermoplastic markings.
Section 3B.06 authorizes use of a single solid yellow line in only two contexts: on divided highways (that is, divided by a median strip) to mark the left side of the lane closest to the median (for traffic in both directions), and to mark the left side of the leftmost lane on one-way ramps.
On the controlled-access highway, opposing directions of travel are generally separated by a median strip or central reservation containing a traffic barrier or grass. Elimination of conflicts with other directions of traffic dramatically improves safety, [ 2 ] while increasing traffic capacity and speed.
The strategic location of the country on the Balkan Peninsula is decisive for the fact that four out of ten land Pan-European corridors run through it, and ten European routes – six A-class and four B-class routes. Highways in Bulgaria are dual carriageways, grade separated with controlled-access, designed for high speeds. In 2012 legislation ...
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.
See median strip. Circumferential highway. See ring road. City route. See business route. Clean vehicle. See green vehicle. Climbing lane A lane that allows slower travel for large vehicles, such as large trucks or semi-trailer trucks, ascending a steep grade. Closed toll collection system. See ticket system. Diagram of a cloverleaf interchange
A dual carriageway or a divided highway is a class of highway with carriageways for traffic travelling in opposite directions separated by a central reservation (BrE) or median (AmE). Roads with two or more carriageways which are designed to higher standards with controlled access are generally classed as motorways , freeways, etc., rather than ...