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The Spancrete Manufacturers Association is an alliance of corporations that own Spancrete machines and produce precast, prestressed concrete. The group was formed in 1960 to promote the use of precast, prestressed concrete products and building systems worldwide.
By the 1960s, prestressed concrete largely superseded reinforced concrete bridges in the UK, with box girders being the dominant form. [ 41 ] In short-span bridges of around 10 to 40 metres (30 to 130 ft), prestressing is commonly employed in the form of precast pre-tensioned girders or planks. [ 42 ]
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.
Pages in category "Precast concrete element manufacturers" The following 2 pages are in this category, out of 2 total. This list may not reflect recent changes. N.
Structural concrete is an alternative for flat roof construction. There are three main categories for such method: precast/prestressed, cast-in-place and shell. Within the precast/prestressed concrete roofing, the double tees are the most common products used for roof span up to 60 feet (18 m). [5]
Dynamix Extra Power: special cement for structural applications such as precast concrete, prestressed concrete, concrete roads, as well as residential or building structural works. Dynamix Masonry: special cement for non-structural applications such as brick and ceramic masonry, plastering, finishing, profiles and corners.
A box girder or tubular girder (or box beam) is a girder that forms an enclosed tube with multiple walls, as opposed to an Ɪ-or H-beam. Originally constructed of wrought iron joined by riveting , they are now made of rolled or welded steel, aluminium extrusions or prestressed concrete .
Concrete roofing is composed of concrete reinforced with fibers of some sort. Structural concrete can also be used for flat roof constructions. There are three main categories, precast/prestressed, cast-in-place and shell. There are many types of precast/prestressed concrete roofing. The following are the most common types. [8]