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This results in cracking and deformation, potentially leading to structural failure of any members attached to the floor, such as wall studs. [ 12 ] Levelling the site before pouring concrete is an important step, as sloping ground will cause the concrete to cure unevenly and will result in differential expansion.
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According to that contractor, the images showed standing water, cracking concrete, and severely corroded rebar next to the pool. [ 188 ] On June 30, WLS-TV in Chicago publicized a bystander's video of water pouring into the parking garage from above near its entrance, and apparent concrete rubble lying on the floor, reportedly taken at 1:18 a.m ...
Example of flat piece of concrete having dislodged with corroded rebar underneath, Welland River bridge across Queen Elizabeth Way in Niagara Falls, Ontario. The expansion of the corrosion products (iron oxides) of carbon steel reinforcement structures may induce internal mechanical stress (tensile stress) that cause the formation of cracks and disrupt the concrete structure.
Cracks in the walls and ceiling and gaps in the flooring can indicate significant problems. Also, check out common areas like hallways and stairwells for indications of structural issues or ...
Concrete floor of a parking garage being placed Pouring and smoothing out concrete at Palisades Park in Washington, DC Workability is the ability of a fresh (plastic) concrete mix to fill the form/mold properly with the desired work (pouring, pumping, spreading, tamping, vibration) and without reducing the concrete's quality.
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Flooring is the general term for a permanent covering of a floor, or for the work of installing such a floor covering. Floor covering is a term to generically describe any finish material applied over a floor structure to provide a walking surface. Both terms are used interchangeably but floor covering refers more to loose-laid materials.