Definition & Betydelse | Engelska ordet MACADAM

Definition av MACADAM

1. makadam

Exempel på hur man kan använda MACADAM i en mening

• Travelers and miners apparently headed out L Street from Sacramento (the approximate alignment of present-day Folsom Blvd) along a plank, or macadam, road that ended at present day Bradshaw Road.
• Tarmacadam is a concrete road surfacing material made by combining tar and macadam (crushed stone and sand), patented by Welsh inventor Edgar Purnell Hooley in 1902.
• In the past, gravel road surfaces, macadam, hoggin, cobblestone and granite setts were extensively used, but these have mostly been replaced by asphalt or concrete laid on a compacted base course.
• Asphalt concrete (commonly called asphalt, 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.
• The first stretch of highway between Perryville and Conowingo in Maryland that became part of US 222 to be improved was in Perryville, where Cecil County constructed with state aid a macadam road from the Aikin station on the Baltimore and Ohio Railroad south toward the Post Road, which is present-day MD 7, by 1910.
• The Conestoga wagon model is a uniquely American design with no close European equivalent, being well-suited for transversal through American roads that were not yet macadam, or built from hard stone.
• In the Industrial Revolution, John Loudon McAdam (1756–1836) designed the first modern highways, using inexpensive paving material of soil and stone aggregate (macadam), and the embanked roads a few feet higher than the surrounding terrain to cause water to drain away from the surface.
• The final wear course of asphalt concrete (known as asphalt or blacktop in North America, or macadam in England) is laid using a paver and compacted using a tandem smooth drum roller, a three-point roller or a pneumatic tyre roller.
• The airfield was improved with macadam runways, 4000x150 (N/S), 4000x150 (NE/SW), 4200x300 (E/W), 4000x150 (NW/SE), and added many taxiways and other improvements to handle large numbers of aircraft.
• The highway was paved in macadam from the Baltimore–Annapolis Boulevard in Pumphrey to Hammonds Ferry Road in Linthicum by 1910.
• Hunters competing at outdoor shows may or may not compete on even surfaces, however even when competing on an outdoor grass course with a couple of rolling surfaces, they still don't have to worry about navigating holes, rocks trees, lumpy cornfields, macadam road surfaces, and the like, which means that their hardiness is not generally tested at the show.
• The first stretch of the Perryville–Conowingo highway to be improved was in Perryville, where Cecil County constructed with state aid a macadam road from the Aikin station on the Baltimore and Ohio Railroad south toward the Post Road (now MD 7) by 1910.
• Its output of granite kerbs, channels, setts, macadam, and crushed granite reached a total of about 25,000 tons per annum that year.
• An asphalt plant is a plant used for the manufacture of asphalt, macadam and other forms of coated roadstone, sometimes collectively known as blacktop or asphalt concrete.

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