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Asphalt concrete - Wikipedia

Asphalt concrete (commonly called asphalt, blacktop, or pavement in North America, and tarmac, bitumen macadam, or rolled asphalt 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. Asphalt mixtures have been used in pavement construction since the beginning of the twentieth century. It consists of min

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Asphalt cement Article about asphalt cement by The Free ...

asphaltic cement, asphalt cement. A specially prepared asphalt, free of water and material foreign to asphalt; contains less than 1% ash; must be heated to a fluid condition for use; an asphalt specially prepared as to quality and consistency for direct use in the manufacture of bituminous pavements. McGraw-Hill Dictionary of Architecture and ...

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Asphaltic cement Article about asphaltic cement by The ...

asphaltic cement, asphalt cement. A specially prepared asphalt, free of water and material foreign to asphalt; contains less than 1% ash; must be heated to a fluid condition for use; an asphalt specially prepared as to quality and consistency for direct use in the manufacture of bituminous pavements. McGraw-Hill Dictionary of Architecture and ...

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Asphalt cement poisoning: MedlinePlus Medical Encyclopedia

Sep 01, 2021  Asphalt cement poisoning. Asphalt is a brownish-black liquid petroleum material that hardens when it cools. Asphalt cement poisoning occurs when someone swallows asphalt. If hot asphalt gets on the skin, serious injury can occur. This article is for information only.

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Asphalt cement poisoning Multimedia Encyclopedia ...

Asphalt is a brownish-black liquid petroleum material that hardens when it cools. Asphalt cement poisoning occurs when someone swallows asphalt. If hot asphalt gets on the skin, serious injury can occur. This article is for information only. DO NOT use it to treat or manage an actual poison exposure.

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Asphalt concrete - Simple English Wikipedia, the free ...

Asphalt concrete is a composite material. It is commonly used to build roads, parking lots, airports, and embankment dams. Asphalt mixtures have been used in making pavements since the beginning of the twentieth century. It is made up of mineral aggregate bound together with asphalt. The process was made by Edward De Smedt.

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Asphalt - Encyclopedia Britannica Britannica

Asphalt, black or brown petroleum-like material that has a consistency varying from viscous liquid to glassy solid.It is obtained either as a residue from the distillation of petroleum or from natural deposits. Asphalt consists of compounds of hydrogen and carbon with minor proportions of nitrogen, sulfur, and oxygen. Natural asphalt (also called brea), which is believed to be formed during an ...

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Asphalt - Simple English Wikipedia, the free encyclopedia

Asphalt, or bitumen, is a sticky, black and highly viscous liquid or semi-solid, composed almost entirely of petroleum. It is present in most crude petroleums and in some natural deposits. It is the material which made the La Brea tar pits.. Its main use is in road construction. Mixed with "aggregate" (sand, gravel, crushed stone, etc.) it makes a good road surface.

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Aggregate Industries Building Materials At The Heart ...

With over 200 sites and around 3700 dedicated employees, we’re home to everything from aggregates, asphalt, ready-mixed concrete and precast concrete products. On top of that, we produce, import and export supply materials for cement and offer national road

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Asphaltic cement Article about asphaltic cement by The ...

asphaltic cement, asphalt cement. A specially prepared asphalt, free of water and material foreign to asphalt; contains less than 1% ash; must be heated to a fluid condition for use; an asphalt specially prepared as to quality and consistency for direct use in the manufacture of bituminous pavements. McGraw-Hill Dictionary of Architecture and ...

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Multimedia Encyclopedia - UI Health Care - Asphalt cement ...

Encyclopedia Home • Poisons A-Z • Read Spanish version More Features • Printer-friendly version Asphalt cement poisoning Definition Asphalt is a brownish-black liquid petroleum material that hardens when it cools. Asphalt cement poisoning occurs when someone swallows asphalt. If hot asphalt gets on the skin, serious injury can occur.

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Asphalt_concrete - chemeurope

Asphalt concrete. Asphalt concrete, normally known simply as asphalt, is a composite material commonly used for construction of pavement, highways and parking lots. It consists of asphalt binder and mineral aggregate mixed together then laid down in layers and compacted. This method was invented by William Patrick Flanigan, I [citation needed] .

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Asphalt concrete - Academic Kids

Asphalt concrete is a construction material commonly used for paving roads, highways and parking lots. It consists of asphalt and mineral aggregate mixed together, laid down in a mat and compacted.. Mixing of asphalt and aggregate is accomplished in one of three ways: Hot Mix Asphalt Concrete (commonly abbreviated as HMAC) is produced by heating the asphalt in order to decrease its viscosity ...

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Asphalt concrete Article about asphalt concrete by The ...

Find out information about asphalt concrete. A mixture of asphalt and graded aggregate widely used as paving material over a prepared base; normally placed, shaped, and compacted while hot, but can be...

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Asphalt Encyclopedia

May 23, 2018  asphalt. asphalt / ˈasfôlt / • n. a mixture of dark bituminous pitch with sand or gravel, used for surfacing roads, flooring, roofing, etc. ∎ the pitch used in this mixture, sometimes found in natural deposits but usually made by the distillation of crude oil. • v. [tr.] cover with asphalt.

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Asphalt - Simple English Wikipedia, the free encyclopedia

Asphalt, or bitumen, is a sticky, black and highly viscous liquid or semi-solid, composed almost entirely of petroleum. It is present in most crude petroleums and in some natural deposits. It is the material which made the La Brea tar pits.. Its main use is in road construction. Mixed with "aggregate" (sand, gravel, crushed stone, etc.) it makes a good road surface.

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How asphalt cement is made - material, used, processing ...

Asphalt paving mixes made with asphalt cement are usually prepared at an asphalt mixing facility. There are two types of asphalt mixes: hot-mix and cold-mix. Hot-mix asphalt (HMA) is more commonly used while cold-mix asphalt (generally mixes made with emulsified or cut-back asphalts) is usually used for light to medium traffic secondary roads ...

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Cement - Encyclopedia Britannica Britannica

Cement, in general, adhesive substances of all kinds, but, in a narrower sense, the binding materials used in building and civil engineering construction. Cements of this kind are finely ground powders that, when mixed with water, set to a hard mass.Setting and hardening result from hydration, which is a chemical combination of the cement compounds with water that yields submicroscopic ...

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Road surface - Wikipedia

Asphalt (specifically, asphalt concrete), sometimes called flexible pavement due to the nature in which it distributes loads, has been widely used since the 1920s.The viscous nature of the bitumen binder allows asphalt concrete to sustain significant plastic deformation, although fatigue from repeated loading over time is the most common failure mechanism.

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Asphalt

Asphalt is a sticky, black and highly viscous liquid or semi-solid that is present in most crude petroleums and in some natural deposits. It is most commonly modeled as a colloid, with asphaltenes as the dispersed phase and maltenes as the continuous phase (though there is some disagreement amongst chemists regarding its structure). In U.S. terminology, asphalt (or asphalt cement) is the ...

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Asphalt concrete Project Gutenberg Self-Publishing ...

Asphalt concrete: Asphalt batch mix plant ... World Heritage Encyclopedia, the aggregation of the largest online encyclopedias available, and the ...

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Asphalt (petroleum) - encyclopedia article - Citizendium

Oct 08, 2013  3800 B.C.: Asphalt used for caulking boats made of reeds. 3500 B.C.: Asphalt used as cement for jewelry. 3000 B.C.: Asphalt used as construction cement by the Sumerians of ancient Mesopotamia (now known as Iraq). Also used to seal a bathing pool or water tank in the city of Mohenjo-Daro in the Indus Valley Civilization located in what is now ...

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Talk:Asphalt concrete/Archive 1 - Wikipedia

Asphalt Concrete in this context is a dated term in the US as well, the only place I see it used in modern literature (since SHRP back in the 90's) is in reference to the asphalt binder itself, the mix is usually referred to as Hot Mix Asphalt, but this, of course, doesn't work for cold mixes (emulsions and cutbacks).

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Multimedia Encyclopedia - UI Health Care - Asphalt cement ...

Encyclopedia Home • Poisons A-Z • Read Spanish version More Features • Printer-friendly version Asphalt cement poisoning Definition Asphalt is a brownish-black liquid petroleum material that hardens when it cools. Asphalt cement poisoning occurs when someone swallows asphalt. If hot asphalt gets on the skin, serious injury can occur.

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Asphaltic concrete Article about asphaltic concrete by ...

asphaltic concrete, asphalt paving, black top. A mixture of asphalt and graded aggregate widely used as paving material over a prepared base; normally placed, shaped, and compacted while hot, but can be prepared for placement without heat. Also see cold mix.

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Asphalt Concrete - an overview ScienceDirect Topics

James G. Speight PhD, DSC, in Asphalt Materials Science and Technology, 2016 1.2.1.3 Asphalt Concrete. Asphalt concrete is commonly called asphalt, blacktop, or pavement in North America, and tarmac in Great Britain and Ireland. Asphalt concrete is known by many different names, examples are: (i) hot mix asphalt (HMA), (ii) warm mix asphalt (WMA), (iii) cold mix asphalt (CMA), (iv) plant mix ...

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asphalt(e) Encyclopedia

asphalt(e). 1. Black or chocolate-brown limestone impregnated with bitumen or natural pitch. Fine grit is added and incorporated at high temperatures, and the result cast into blocks. Source for information on asphalt(e): A Dictionary of Architecture and Landscape Architecture dictionary.

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» Asphalt Concrete

Asphalt Concrete is a composite material commonly used in construction of roads, highways, airports, parking lots, and many other types of pavement. It is commonly called simply asphalt or blacktop. The terms “asphalt concrete”, “bituminous asphalt concrete” and the abbreviation “AC” are typically used only in engineering and ...

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Paving Encyclopedia

May 18, 2018  After 1900, asphalt paving began slowly to be replaced by concrete, which for some years had been vying with sawed Bedford stone in popularity for sidewalks. Various mixtures of crushed stone with tar, bitumen, asphalt, and cement were developed for streets and roads as the automobile era dawned, but for the main highways, concrete came to be ...

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Asphalt (paving) - encyclopedia article - Citizendium

Feb 18, 2010  Paving asphalt is a mix of petroleum asphalt (commonly referred to as bitumen), aggregate and additives that is very commonly used as a top layer of pavement for roads. A typical paving asphalt consists to 90 to 95 percent by weight of aggregate and 5 to 10 % of bitumen.. Paving asphalt is sometimes referred to as asphaltic concrete and, when used to pave airports, may be

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Cement - Encyclopedia Britannica Britannica

Cement, in general, adhesive substances of all kinds, but, in a narrower sense, the binding materials used in building and civil engineering construction. Cements of this kind are finely ground powders that, when mixed with water, set to a hard mass.Setting and hardening result from hydration, which is a chemical combination of the cement compounds with water that yields submicroscopic ...

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asphaltite Encyclopedia

Citation styles. Encyclopedia gives you the ability to cite reference entries and articles according to common styles from the Modern Language Association (MLA), The Chicago Manual of Style, and the American Psychological Association (APA).

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Asphalt vs Concrete Driveways: Costs, Differences ...

Jan 20, 2021  HomeAdvisor's Asphalt vs Concrete Driveway Guide compares difference between blacktop pavement and cement, including costs, length of life, paving, appearance, stamped ornamentation and more. Compare pros and cons of each to discover which is best for your driveway, or parking lot, walkway, patio, road and more.

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Asphalt concrete - Alchetron, The Free Social Encyclopedia

Apr 24, 2018  Asphalt concrete commonly called asphalt blacktop or pavement in North America and tarmac or bitumen macadam in Great Britain and Ireland is a composite

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Pavement - Simple English Wikipedia, the free encyclopedia

Road surface or pavement (American English) is the durable surface material laid down on an area intended for vehicle or foot traffic.It is used primarily as a road surface. Pavement, (British English) generally refers to a sidewalk or walkway.In the past, gravel road surfaces, cobblestone and granite setts were extensively used. These surfaces have mostly been replaced by asphalt or concrete ...

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Asphalt tile - Encyclopedia Britannica

Asphalt tile, smooth-surfaced floor covering made from a mixture of asphalts or synthetic resins, asbestos fibres, pigments, and mineral fillers. It is usually about 18 or 316 inch (about 3 mm or 4.8 mm) thick, and is nonporous, nonflammable, fairly low in cost, and easily maintained. Asphalt tile

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Asphalt concrete Article about asphalt concrete by The ...

Find out information about asphalt concrete. A mixture of asphalt and graded aggregate widely used as paving material over a prepared base; normally placed, shaped, and compacted while hot, but can be...

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