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  2. Sharp sand - Wikipedia

    en.wikipedia.org/wiki/Sharp_sand

    Sharp sand, also known as grit sand or river sand and as builders' sand, concrete sand, or ASTM C33 when medium or coarse grain, is a gritty sand used in concrete and potting soil mixes or to loosen clay soil [1] as well as for building projects. It is not cleaned or smoothed to the extent recreational play sand is. It is useful for drainage. [2]

  3. Armourstone - Wikipedia

    en.wikipedia.org/wiki/Armourstone

    Armourstone along the sea wall south of Dawlish Warren (UK) Armourstone is a generic term for broken stone with stone masses between 100 and 10,000 kilograms (220 and 22,050 lb) (very coarse aggregate) that is suitable for use in hydraulic engineering.

  4. 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]

  5. Tarmacadam - Wikipedia

    en.wikipedia.org/wiki/Tarmacadam

    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. It is a more durable and dust-free enhancement of simple compacted stone macadam surfaces invented by Scottish engineer John Loudon McAdam in the early 19th century.

  6. Sandbag - Wikipedia

    en.wikipedia.org/wiki/Sandbag

    A sandbag or dirtbag is a bag or sack made of hessian (burlap), polypropylene or other sturdy materials that is filled with sand or soil and used for such purposes as flood control, military fortification in trenches and bunkers, shielding glass windows in war zones, ballast, counterweight, and in other applications requiring mobile ...

  7. Why your favorite catalogs are smaller this holiday season

    www.aol.com/why-favorite-catalogs-smaller...

    A collection of 2024 holiday catalogs are displayed Monday, Nov. 25, 2024, in Freeport, Maine. Catalog retailers, reeling from U.S. postal rate increases, have responded with pint-sized catalogs ...

  8. Tarmac - Wikipedia

    en.wikipedia.org/wiki/Tarmac

    Tarmac Building Products, the construction materials division of Tarmac Tarmac Group , former UK-based multinational building materials and construction company Tarmac Construction, part of Tarmac Group until 1999 when sold off as Carillion

  9. Is there already a College Football Playoff controversy ...

    www.aol.com/sports/college-football-playoff...

    They didn’t settle on a format, instead only agreeing to protections that guarantee (1) the five highest-ranked champions an automatic berth, (2) the field to be 12 or 14 teams in size and (3 ...