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  2. Dual carriageway - Wikipedia

    en.wikipedia.org/wiki/Dual_carriageway

    Plans for this type of dual carriageway on the N20 road have been superseded by newer plans to build a motorway, the M20, to replace most of this route. Traditionally this type of dual-carriageway had a mixture of at grade junctions (including roundabouts), grade separated junctions, and median crossings. Nowadays they are similar to HQDCs, but ...

  3. Road speed limits in the United Kingdom - Wikipedia

    en.wikipedia.org/wiki/Road_speed_limits_in_the...

    As an initiative to reduce energy consumption, the national speed limits for otherwise unrestricted single-carriageway and dual-carriageway roads were temporarily reduced to 50 and 60 mph (80 and 97 km/h) respectively (motorway speed limits were left unchanged at 70 mph (113 km/h)) from 14 December 1974. [66]

  4. Fewer than one in 10 A-road miles are dual-carriageway in ...

    www.aol.com/fewer-one-10-road-miles-000100617.html

    The proportion of A-road miles that are dual-carriageway across Britain barely changed in a decade, from 17% in 2012 to 18% in 2022. Minor A-roads are the responsibility of local authorities ...

  5. Limited-access road - Wikipedia

    en.wikipedia.org/wiki/Limited-access_road

    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 ...

  6. Carriageway - Wikipedia

    en.wikipedia.org/wiki/Carriageway

    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 ...

  7. A9 dualling project - Wikipedia

    en.wikipedia.org/wiki/A9_dualling_project

    The "A9 Dual Action Group" was established to bring attention to the statistics. It submitted a petition to the Scottish Parliament in December 2022, calling on the Scottish Government to follow through on its 2011 commitment to convert the remaining 77 miles (124 kilometres) [20] of single carriageway into dual carriageway by 2025. [21]

  8. Speed limit - Wikipedia

    en.wikipedia.org/wiki/Speed_limit

    The advisory speed limit applies to any road in Germany outside of towns which is either a dual carriageway or features at least two lanes per direction, regardless of its classification (e.g. Autobahn, Federal Highway, State Road, etc.), unless there is a speed limit posted, although it is less common for non-autobahn roads to be unrestricted.

  9. Road signs in the United Kingdom - Wikipedia

    en.wikipedia.org/wiki/Road_signs_in_the_United...

    A non-primary road sign near Bristol shows Guildford Rules patches.Road signs in the United Kingdom and in its associated Crown dependencies and overseas territories conform broadly to European design norms, with a number of exceptions: direction signs omit European route numbers, and road signs generally use the imperial system of units (miles and yards), unlike the rest of Europe (kilometres ...