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The dimensions of a stair, in particular the rise height and going of the steps, should remain the same along the stairs. [14] The following stair dimensions are important: The rise height or rise of each step is measured from the top of one tread to the next. It is not the physical height of the riser; the latter excludes the thickness of the ...
A dog-leg staircase A quarter-landing, on a dog-leg staircase, is made into an architectural feature, by the use of arches, vaulting and stained glass. A dog-leg is a configuration of stairs between two floors of a building, often a domestic building, in which a flight of stairs ascends to a quarter-landing before turning at a right angle and continuing upwards. [1]
Illustration from U.S. Patent#25,076: Revolving Stairs, issued August 9, 1859, to Nathan Ames. Nathan Ames, a patent attorney from Saugus, Massachusetts, is credited with patenting the first "escalator" in 1859, even though no working model of his design was ever built. His invention, the "revolving stairs", is largely speculative and the ...
The two concentric processions on the stairs use enough people to emphasise the lack of vertical rise and fall. In addition, the shortness of the tunics worn by the people makes it clear that some are stepping up and some are stepping down. The structure is embedded in human activity.
The combination stair is a T-shaped compromise design popular in the nineteenth century that was found in some moderate-sized houses. [1] In this design, both the formal front stair and the utilitarian back stair ran to a common intermediate landing. [2] One common stair then extended from this intermediate landing to the second floor of the house.
Good lighting is important in a staircase so users see where they are going and to prevent falls. [6] There is often a window on the wall to let in daylight.In many cases, indoor stairs are placed far inside the building structure, and it is often not easy to get access to a wall on the outside where it would be natural to have a regular window for letting daylight in.
The December 2005 issue of The Economist depicts hominids progressing up a flight of stairs to transform into a woman in a black dress holding a glass of champagne to illustrate "The Story of Man". [12] British rapper, Digga D, adapted a version of the image for the cover of his third mixtape, Noughty by Nature. [13]
After attending the Armory Show and seeing Marcel Duchamp's nude, President Theodore Roosevelt wrote: "Take the picture which for some reason is called 'A Naked Man Going Down Stairs'. There is in my bathroom a really good Navajo rug which, on any proper interpretation of the Cubist theory, is a far more satisfactory and decorative picture.