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Oldcastle Materials Inc. is a supplier of asphalt, concrete, and other building materials, and also offers construction and paving services. The Atlanta-based company is a subsidiary of CRH plc, a publicly traded international group of diversified building materials businesses, [2] [3] and has approximately 18,000 employees at 1,200 locations, as of March 2018.
In June 2007 BlueScope Steel Limited sold its Vistawall Group division for $190 million to Oldcastle Glass Inc, a subsidiary of CRH plc. [3] In June 2010 Oldcastle Glass rebranded to Oldcastle BuildingEnvelope. [4] On February 28, 2022, it was announced that CRH would be selling Oldcastle BuildingEnvelope for $3.8 billion to KPS Capital ...
A load-bearing wall or bearing wall is a wall that is an active structural element of a building — that is, it bears the weight of the elements above said wall, resting upon it by conducting its weight to a foundation structure. [1] The materials most often used to construct load-bearing walls in large buildings are concrete, block, or brick.
A basement wall is thus one kind of retaining wall; however, the term usually refers to a cantilever retaining wall, which is a freestanding structure without lateral support at its top. [2] These are cantilevered from a footing and rise above the grade on one side to retain a higher level grade on the opposite side.
When constructing a retaining wall from eco-blocks, a stable foundation is still required. In July 2015, a 70-year-old man in Washington died after an ecology block wall under construction on a sand foundation collapsed, and his legs were crushed by a 3,600-pound (1,600 kg) block. [1] [12]
The infill wall is the supported wall that closes the perimeter of a building constructed with a three-dimensional framework structure (generally made of steel or reinforced concrete). Therefore, the structural frame ensures the bearing function, whereas the infill wall serves to separate inner and outer space, filling up the boxes of the outer ...
The outer wall is made of brick and faces the outside of the building structure. [6] The inner wall may be constructed of masonry units such as concrete block, structural clay, brick or reinforced concrete. [6] These two walls are fastened together with metal ties or bonding blocks. [7] The ties strengthen the cavity wall.
Green wall at the Simon Fraser University, Burnaby, British Columbia, Canada.. A green wall is a vertical built structure intentionally covered by vegetation. [1] Green walls include a vertically applied growth medium such as soil, substitute substrate, or hydroculture felt; as well as an integrated hydration and fertigation delivery system. [1]