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The history of skyscrapers in New York City began with the construction of the Equitable Life, Western Union, and Tribune buildings in the early 1870s. These relatively short early skyscrapers, sometimes referred to as "preskyscrapers" or "protoskyscrapers", included features such as a steel frame and elevators—then-new innovations that were used in the city's later skyscrapers.
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The Seagram Building is a skyscraper at 375 Park Avenue, between 52nd and 53rd Streets, in the Midtown Manhattan neighborhood of New York City.Designed by Ludwig Mies van der Rohe along with Philip Johnson, Ely Jacques Kahn, and Robert Allan Jacobs, the high-rise tower is 515 feet (157 m) tall with 38 stories.
The two common assumptions as to the behavior of a building frame are (1) that its beams are free to rotate at their connections or (2) that its members are so connected that the angles they make with each other do not change under load. Frameworks with connections of intermediate stiffness will be intermediate between these two extremes.
Light frame material dimensions range from 38 by 89 mm (1.5 by 3.5 in); i.e., a Dimensional number two-by-four to 5 cm by 30 cm (two-by-twelve inches) at the cross-section, and lengths ranging from 2.5 metres (8.2 ft) for walls to 7 metres (23 ft) or more for joists and rafters.
Fly loft of the Theater Bielefeld in Germany. A fly system, or theatrical rigging system, is a system of ropes, pulleys, counterweights and related devices within a theater that enables a stage crew to fly (hoist) quickly, quietly and safely components such as curtains, lights, scenery, stage effects and, sometimes, people.
111 Eighth Avenue occupies the full city block between Eighth and Ninth Avenues and 15th and 16th Streets in the Chelsea neighborhood of Manhattan, New York City. [1] The building, completed in 1932, was designed by Lusby Simpson of Abbott, Merkt & Co. [2] [3] The building is 15 stories tall and has 2.9 million square feet (270,000 m 2) of floor space, more than the Empire State Building; [4 ...
There must be ten Gists of twenty foot long, to bear the Loft, and two false Plates of thirty foot long to lie upon the ends of the Gists for the Rafters to be fixed upon, twelve pair of Rafters of about twenty foot, to bear the Roof of the House, with several other small pieces; as Wind-beams, Braces, Studs, &c. which are made out of the Waste ...