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  2. Post and lintel - Wikipedia

    en.wikipedia.org/wiki/Post_and_lintel

    Post and lintel (also called prop and lintel, a trabeated system, or a trilithic system) is a building system where strong horizontal elements are held up by strong vertical elements with large spaces between them. This is usually used to hold up a roof, creating a largely open space beneath, for whatever use the building is designed.

  3. Lintel - Wikipedia

    en.wikipedia.org/wiki/Lintel

    Modern-day lintels may be made using prestressed concrete and are also referred to as beams in beam-and-block slabs or as ribs in rib-and-block slabs. These prestressed concrete lintels and blocks can serve as components that are packed together and propped to form a suspended-floor concrete slab. An arch functions as a curved lintel. [1] [2]

  4. Insulating concrete form - Wikipedia

    en.wikipedia.org/wiki/Insulating_concrete_form

    The first expanded polystyrene ICF Wall forms were developed in the late 1960s with the expiration of the original patent and the advent of modern foam plastics by BASF. [citation needed] Canadian contractor Werner Gregori filed the first patent for a foam concrete form in 1966 with a block "measuring 16 inches high by 48 inches long with a tongue-and-groove interlock, metal ties, and a waffle ...

  5. Autoclaved aerated concrete - Wikipedia

    en.wikipedia.org/wiki/Autoclaved_aerated_concrete

    Autoclaved aerated concrete (AAC) is a lightweight, precast, cellular concrete building material. It is eco-friendly, and suitable for producing concrete-like blocks . [ 1 ] It is composed of quartz sand , calcined gypsum , lime , portland cement , water, and aluminium powder .

  6. Joe Biden praises 'dear friend' Jimmy Carter after the former ...

    www.aol.com/joe-biden-praises-dear-friend...

    As Joe Biden's presidency nears its end, he bid farewell to a "dear friend" in former President Jimmy Carter.. Carter, 100, died on Sunday at his home in Plains, Georgia. Biden released a ...

  7. The Taliban say they will close all NGOs employing Afghan women

    www.aol.com/taliban-close-ngos-employing-afghan...

    The Taliban say they will close all national and foreign nongovernmental groups in Afghanistan employing women, the latest crackdown on women’s rights since they took power in August 2021.

  8. Concrete block - Wikipedia

    en.wikipedia.org/wiki/Concrete_block

    A pallet of "8-inch" concrete blocks An interior wall of painted concrete blocks Concrete masonry blocks A building constructed with concrete masonry blocks. A concrete block, also known as a cinder block in North American English, breeze block in British English, concrete masonry unit (CMU), or by various other terms, is a standard-size rectangular block used in building construction.

  9. 'Willing to take that risk': Republicans want Trump to have ...

    www.aol.com/willing-risk-republicans-want-trump...

    A group of Republicans recently introduced a bill to repeal the Impoundment Control Act. It would hand Trump more control over government spending — he could even unilaterally cut it off.

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