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  2. Precast concrete - Wikipedia

    en.wikipedia.org/wiki/Precast_concrete

    Precast concrete is a construction product produced by casting concrete in a reusable mold or "form" which is then cured in a controlled environment, transported to the construction site and maneuvered into place; examples include precast beams, and wall panels, floors, roofs, and piles.

  3. 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 .

  4. Formwork - Wikipedia

    en.wikipedia.org/wiki/Formwork

    A matching form will be placed on the opposite side to create the space to pour concrete into. Formwork is molds into which concrete or similar materials are either precast or cast-in-place. In the context of concrete construction, the falsework supports the shuttering molds. In specialty applications formwork may be permanently incorporated ...

  5. Gerald B. and Beverley Tonkens House - Wikipedia

    en.wikipedia.org/wiki/Gerald_B._and_Beverley...

    Concrete blocks for the Tonkens House were made as a lightweight cinder block. Because cinder blocks are porous, a sand based sealer was applied to the exterior of the building to waterproof the house. [15] Example of precast concrete blocks in the Tonkens House. Photo courtesy of Toby Oliver. By mid-1955 the total cost of construction ...

  6. Portland cement - Wikipedia

    en.wikipedia.org/wiki/Portland_cement

    The most common use for portland cement is in the production of concrete. [17] Concrete is a composite material consisting of aggregate (gravel and sand), cement, and water. As a construction material, concrete can be cast in almost any shape desired, and once hardened, can become a structural (load bearing) element.

  7. Waffle slab - Wikipedia

    en.wikipedia.org/wiki/Waffle_slab

    In situ: Formwork construction and pouring of concrete occur on site, then the slab is assembled (if required). [4] Precast: The slabs are made somewhere else and then brought to the site and assembled. [4] Pre-fabricated: The reinforcements are integrated into the slab while being manufactured, without needing to reinforce the assembly on site ...

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