roof girder

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• Roof — A roof is the covering on the uppermost part of a building. A roof protects the building and its contents from the effects of weather. Structures that require roofs range from a letter box to a cathedral or stadium, dwellings being the most… …   Wikipedia

• girder — gir|der [ˈgə:də US ˈgə:rdər] n [Date: 1600 1700; Origin: gird] a strong beam, made of iron or steel, that supports a floor, roof, or bridge …   Dictionary of contemporary English

• girder — noun (C) a strong beam, made of iron or steel, that supports a floor, roof, or bridge …   Longman dictionary of contemporary English

• Hip roof — A bungalow in Chicago with a hipped roof …   Wikipedia

• Plate girder — Plate Plate, n. [OF. plate a plate of metal, a cuirsas, F. plat a plate, a shallow vessel of silver, other metal, or earth, fr. plat flat, Gr. ?. See {Place}, n.] 1. A flat, or nearly flat, piece of metal, the thickness of which is small in… …   The Collaborative International Dictionary of English

• Charing Cross roof collapse — Charing Cross railway station nearing completion in 1864, showing the western sidewall and arched ironwork at the river end that collapsed in 1905. On 5 December 1905, the iron and glass overall arched roof of London Charing Cross collapsed… …   Wikipedia

• Span roof — Span Span, n. [AS. spann; akin to D. span, OHG. spanna, G. spanne, Icel. sp[ o]nn. [root]170. See {Span}, v. t. ] 1. The space from the thumb to the end of the little finger when extended; nine inches; eighth of a fathom. [1913 Webster] 2. Hence …   The Collaborative International Dictionary of English

• Box girder — Box Box, n.; pl. {Boxes} [As. box a small case or vessel with a cover; akin to OHG. buhsa box, G. b[ u]chse; fr. L. buxus boxwood, anything made of boxwood. See {Pyx}, and cf. {Box} a tree, {Bushel}.] 1. A receptacle or case of any firm material… …   The Collaborative International Dictionary of English

• Wheelock, North Dakota — Wheelock is a ghost town in Wheelock Township, Williams County, in the northwestern part of the U.S. state of North Dakota. In 1938, the Federal Writers Project found a population of 115 in Wheelock. In the 1990 census, the population was 23. The …   Wikipedia

• Crane (machine) — A modern crawler type derrick crane with outriggers. The latticed boom is fitted with a jib. A crane is a type of machine, generally equipped with a hoist, wire ropes or chains, and sheaves, that can be used both to lift and lower material …   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