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t. e. Infrastructure is the set of facilities and systems that serve a country, city, or other area, [ 1] and encompasses the services and facilities necessary for its economy, households and firms to function. [ 2]
Grading in civil engineering and landscape architectural construction is the work of ensuring a level base, or one with a specified slope, [ 1] for a construction work such as a foundation, the base course for a road or a railway, or landscape and garden improvements, or surface drainage. The earthworks created for such a purpose are often ...
A frontage road (also known as an access road, outer road, service road, feeder road, or parallel road) is a local road running parallel to a higher-speed, limited-access road. A frontage road is often used to provide access to private driveways, shops, houses, industries or farms. Where parallel high-speed roads are provided as part of a major ...
Marohn distinguishes between roads that are designed for mobility which he terms "roads" and those that function to "build a place", build community wealth and provide access to land. He argues the value of a road in terms of both community wealth and mobility is maximised when the road speed is either low or high, but not at midpoints such as ...
Road hierarchy. A hierarchy of roads, comparing speed to access. The road hierarchy categorizes roads according to their functions and capacities. While sources differ on the exact nomenclature, the basic hierarchy comprises freeways, arterials, collectors, and local roads. Generally, the functional hierarchy can more or less correspond to the ...
Engineering portal. v. t. e. A road is a thoroughfare for the conveyance of traffic that mostly has an improved surface for use by vehicles (motorized and non-motorized) and pedestrians. Unlike streets, whose primary function is to serve as public spaces, the main function of roads is transportation.
A partial detour in the United States, with the road restricted to local traffic only. A detour or ( British English: diversion) is a (normally temporary) route taking traffic around an area of prohibited or reduced access, such as a construction site. Standard operating procedure for many roads departments is to route any detour over 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 ...