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A crawl space or crawlspace is an unoccupied, unfinished, narrow space within a building, between the ground and the first (or ground) floor. The crawl space is so named because there is typically only enough room to crawl rather than stand; anything larger than about 1 to 1.5 metres (3 ft 3 in to 4 ft 11 in) and beneath the ground floor would ...
The purpose of obtaining a certificate of occupancy is to prove that, according to the law, the house or building is in liveable condition. Generally, such a certificate is necessary to be able to occupy the structure for everyday use, as well as to be able to sign a contract to sell the space and close on a mortgage for the space.
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“Construction work” now means the carrying out of any building, civil engineering or engineering construction work and includes building temporary structures used for events, television, film and entertainment productions. [1] It is the responsibility of those who procure such ‘works’ to be familiar with their obligations; for example ...
4-over-1 and 3-over-1 in the background 5-over-1 style apartment buildings in Austin, Texas. 5-over-1 or over-1s, also known as a one-plus-five or a podium building, [1] is a type of multi-family residential building commonly found in urban areas of North America.
Air lock diving-bell plant – Underwater work support barge used at Gibraltar, a mobile barge-mounted engineering caisson used in the Port of Gibraltar Cofferdam – Barrier allowing liquid to be pumped out of an enclosed area, a temporary water-excluding structure built in place, sometimes surrounding a working area as does an open caisson.
Homes built on a crawl space may benefit from a radon collector installed under a "radon barrier, or membrane" (a sheet of plastic or laminated polyethylene film that covers the crawl space floor). ASTM E-2121 is a standard for reducing radon in homes as far as practicable below 4 picocuries per liter (pCi/L) in indoor air. [111] [112]
Grade beam. A grade beam or grade beam footing is a component of a building's foundation. It consists of a reinforced concrete beam that transmits the load from a bearing wall into spaced foundations such as pile caps or caissons. [1]