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A shoulder (American English), hard shoulder (British English) [1] or breakdown lane (Australian English) is an emergency stopping lane by the verge on the outer side of a road or motorway. Many wider freeways , or expressways elsewhere have shoulders on both sides of each directional carriageway—in the median, as well as at the outer edges ...
A carriageway (British English) [1] or roadway (North American English) [2] consists of a width of road on which a vehicle is not restricted by any physical barriers or separation to move laterally. A carriageway generally consists of a number of traffic lanes together with any associated shoulder , but may be a sole lane in width (for example ...
The cross section of a roadway can be considered a representation of what one would see if an excavator dug a trench across a roadway, showing the number of lanes, their widths and cross slopes, as well as the presence or absence of shoulders, curbs, sidewalks, drains, ditches, and other roadway features.
A path along the side of a road. Shoulder A reserved lane by the verge of a road or motorway. Shunpiking The act of deliberately avoiding toll roads by using a toll-free alternate route. Single carriageway or undivided highway A road with one, two, or more lanes arranged within a roadway or carriageway with no physical separation of opposing ...
A designated bicycle lane is a portion of the roadway or shoulder designated for the exclusive or preferential use of bicyclists. This designation is indicated by special word or symbol markings on the pavement and "BIKE LANE" signs.
Slow or stop when the vehicle is disabled and traffic or other circumstances prohibit the safe movement of the vehicles to the shoulder to the right of the main traveled portion of the roadway.
Shoulder and centerline rumble strips are used to reduce lane departure crashes. Centerline rumble strips are used on undivided highways to reduce cross-over incidents and resultant head-on collisions. Shoulder rumble strips are used primarily to reduce run-off-road collisions. They alert distracted or drowsy drivers that they are leaving the ...
An Interstate Highway under construction , with both directions of traffic moved to one side of the roadway I-94 in Michigan, showing examples of non-interchange overpass signage in median, upcoming exit signage on right shoulder, a pre-1960 overpass with height restriction signage, newly installed cable median barrier, and parallel grooved ...