hollow concrete beam

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• Beam (structure) — A statically determinate beam, bending (sagging) under an evenly distributed load. A beam is a horizontal structural element that is capable of withstanding load primarily by resisting bending. The bending force induced into the material of the… …   Wikipedia

• Concrete — This article is about the construction material. For other uses, see Concrete (disambiguation). Outer view of the Roman Pantheon, still the largest unreinforced solid concrete dome.[1] …   Wikipedia

• Hollow-core slab — A hollow core slab , also known as a voided slab ( de. Hohlkörperplatte, nl. Kanaalplaat or Welfsel, sv. hålplatta, fi. ontelolaatta) is a prefabricated slab of prestressed concrete typically used in the construction of floors in multi story… …   Wikipedia

• Concrete masonry unit — A stack of rectangular CMUs Cinder block redirects here. For the American singer, see Cinder Block (musician). In the United States, a concrete masonry unit (CMU) – also called concrete block, cement block, and foundation block – is a large… …   Wikipedia

• Hollow structural section — A hollow structural section (HSS) is a type of metal profile with a hollow tubular cross section. In some countries they are referred to instead as a structural hollow section (SHS).Most HSS are of circular or rectangular section, although other… …   Wikipedia

• Reinforced concrete — is concrete in which reinforcement bars ( rebars ), reinforcement grids, plates or fibers have been incorporated to strengthen the concrete in tension. It was invented by French gardener Joseph Monier in 1849 and patented in 1867.[1] The term… …   Wikipedia

• I-beam — I beams (also known as W beams or double T esp. in Polish and German) are beams with an I or H shaped cross section ( W stands for wide flange ). The horizontal elements are flanges, while the vertical element is the web. The Euler Bernoulli beam …   Wikipedia

• building construction — Techniques and industry involved in the assembly and erection of structures. Early humans built primarily for shelter, using simple methods. Building materials came from the land, and fabrication was dictated by the limits of the materials and… …   Universalium

• Lightweight rail — is a particular class of railway characterized by low train weight. The term is a mode of expression for discussing the environmental importance of low train weight, and the implications of this concept will be discussed in the following.The term …   Wikipedia

• MonoMetro — Industry Transport planning and system manufacture Founded 1997 Headquarters Headquarters: Blackwood, Wales Key people Gareth Pearce …   Wikipedia

• Abuja Stadium — Abuja National Stadium is an all seater national sports stadium located in Abuja, the rapidly developing Federal Capital Territory of Nigeria. The stadium serves as a home to the Nigerian National Football Team, the Super Eagles, as well as a… …   Wikipedia