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  2. Road surface - Wikipedia

    en.wikipedia.org/wiki/Road_surface

    A road surface (British English) or pavement (North American English) is the durable surface material laid down on an area intended to sustain vehicular or foot traffic, such as a road or walkway. In the past, gravel road surfaces, macadam , hoggin , cobblestone and granite setts were extensively used, but these have mostly been replaced by ...

  3. Subbase (pavement) - Wikipedia

    en.wikipedia.org/wiki/Subbase_(pavement)

    Layers in the construction of a mortarless pavement: A.) Subgrade B.) Subbase C.) Base course D.) Paver base E.) Pavers F.) Fine-grained sand. In highway engineering, subbase is the layer of aggregate material laid on the subgrade, on which the base course layer is located. It may be omitted when there will be only foot traffic on the pavement ...

  4. Category:Road construction materials - Wikipedia

    en.wikipedia.org/wiki/Category:Road_construction...

    Category for building materials for road construction. Pages in category "Road construction materials" The following 5 pages are in this category, out of 5 total.

  5. Subgrade - Wikipedia

    en.wikipedia.org/wiki/Subgrade

    Layers in the construction of a mortarless pavement: A.) Subgrade B.) Subbase C.) Base course D.) Paver base E.) Pavers F.) Fine-grained sand Section through railway track and foundation showing the sub-grade. In transport engineering, subgrade is the native material underneath a constructed road, [1] pavement or railway track (US: railroad

  6. Asphalt concrete - Wikipedia

    en.wikipedia.org/wiki/Asphalt_concrete

    Asphalt batch mix plant A machine laying asphalt concrete, fed from a dump truck. Asphalt concrete (commonly called asphalt, [1] blacktop, or pavement in North America, and tarmac or bitumen macadam in the United Kingdom and the Republic of Ireland) is a composite material commonly used to surface roads, parking lots, airports, and the core of embankment dams. [2]

  7. Highway engineering - Wikipedia

    en.wikipedia.org/wiki/Highway_engineering

    Highway engineering (also known as roadway engineering and street engineering) is a professional engineering discipline branching from the civil engineering subdiscipline of transportation engineering that involves the planning, design, construction, operation, and maintenance of roads, highways, streets, bridges, and tunnels to ensure safe and effective transportation of people and goods.

  8. Base course - Wikipedia

    en.wikipedia.org/wiki/Base_course

    Class 3 Road Base Layers in the construction of a mortarless pavement: A. Subgrade B. Subbase C. Base course D. Paver base as binder course E. Pavers as wearing course F. Fine-grained sand. The base course or basecourse in pavements is a layer of material in an asphalt roadway, race track, riding arena, or sporting

  9. Construction aggregate - Wikipedia

    en.wikipedia.org/wiki/Construction_aggregate

    A limestone quarry 10 mm graded crushed basalt rock or aggregate, for use in concrete, called "blue metal" in Australia 20 mm graded aggregate A gravel and sand extraction facility in Međimurje County, Croatia Chipseal aggregate on Ellsworth Road in Tomah, Wisconsin. Construction aggregate, or simply aggregate, is a broad category of coarse ...