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A common form of doorway in Italy had shaped corbels projecting inward to support a stone transom, above which rose an open arch. This form continued into the Gothic period and evolved into the fanlight The simplest window were narrow and round-topped. Windows into important rooms were often paired arched openings, divided by a colonnette or ...
Mayan corbel arches are also sometimes called triangular due to their shape. [7] Since the sides of a triangular arch are experiencing bending stress, it is a false arch [3] in a structural sense (historically preceding the invention of true arches [8] and going back to Neolithic times [9]).
by the material used (stone, brick, concrete, steel) and construction approach. [26] For example, the wedge-shaped voussoirs of a brick arch can be made by cutting the regular bricks ("axed brick" arch) or manufactured in the wedge shape ("gauged brick" arch); [28] structurally, by the number of hinges (movable joints) between solid components ...
The Flamboyant Arch is drafted from four points, the upper part of each main arc turning upwards into a smaller arc and meeting at a sharp, flame-like point. [dubious – discuss] These arches create a rich and lively effect when used for window tracery and surface decoration. The form is structurally weak and has very rarely been used for ...
Lego Architecture (stylized as LEGO Architecture) is a Lego theme that aims to "celebrate the past, present and future of architecture through the Lego Brick". [2] The brand includes a series of Lego sets designed by "Architectural Artist" Adam Reed Tucker, and each contain the pieces and instructions to build a model of a famous architectural building or city skyline in micro-scale.
The most common form of the Gothic pointed arch in windows and arches was based upon an equilateral triangle, in which the three sides have an equal length (the span of the arch is equal to the arc radii). This so called equilateral arch had the great advantage of simplicity. Stone cutters, or hewers, could precisely draw the arc on the stone ...
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A jack arch, and a jack arch with a relieving arch above, as illustrated in the Lexikon der gesamten Technik The Mardin jack arch, view from the crypt underneath. A jack arch is a structural element in masonry construction that provides support at openings in the masonry. Alternate names are lintel arch, [1] flat arch and straight arch.