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Autoclaved aerated concrete (AAC) is a lightweight, precast, cellular concrete building material. Developed initially in the mid-1920s, it has expanded into widespread use. Developed initially in the mid-1920s, it has expanded into widespread use.
Reinforced autoclaved aerated concrete (RAAC) is a lightweight form of concrete that was used in schools, colleges and other building construction from the 1950s until the mid-1990s, ...
The 2023 United Kingdom reinforced autoclaved aerated concrete crisis relates to increased safety concerns over reinforced autoclaved aerated concrete, commonly used historically in roofing and wall construction within the public sector, having gained popularity in the mid-1950s as a cheaper and more lightweight alternative to conventional reinforced concrete.
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, or concrete masonry unit (CMU), or by various other terms, is a standard-size rectangular block used in building construction.
Here is the latest list of schools in England with confirmed Raac (reinforced autoclaved aerated concrete) as of September 14, according to the Department for Education (DfE).
Associated Builders and Contractors (ABC) is a national U.S. trade association representing the construction industry. ABC is an association of 69 chapters with more than 23,000 commercial contractors and construction-related firms among its members.
Today The Concrete Society is an independent concrete advisory company, providing information to industry clients, architects, engineers, specifiers, suppliers, contractors and users of concrete. [2] The society is an individual membership body, without trade affiliations, which exists to provide information to exchange information and ...
Civil Engineering Contractors Association logo. The Civil Engineering Contractors Association (CECA) is a United Kingdom construction organisation. Headquartered in London, it was established in November 1996 to represent the interests of civil engineering contractors.