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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.
A staircase or stairway is one or more flights of stairs leading from one floor to another, and includes landings, newel posts, handrails, balustrades, and additional parts. [4] In buildings, stairs is a term applied to a complete flight of steps between two floors. A stair flight is a run of stairs or steps
The spiral stair is a type of stairway which, due to its complex helical structure, has been introduced relatively late into architecture. Although the oldest example dates back to the 5th century BC, [ 1 ] it was only in the wake of the influential design of the Trajan's Column that this space-saving new type permanently caught hold in ancient ...
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]
I.D. was founded in 1954 [3] [4] as Industrial Design. The name was later abbreviated to an initialism; in the 1980s, the initials came to stand for International Design to reflect the magazine's broadened scope. [5] Since 1954, the magazine published the Annual Design Review, a juried design competition curated by I.D. staff and industry ...
In the United States, a more-detailed version of the report, called a Form 10-K, is submitted to the U.S. Securities and Exchange Commission. [2] A publicly held company may also issue a much more limited version of an annual report, which is known as a "wrap report." A wrap report is a Form 10-K with an annual report cover wrapped around it. [3]
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 European Centre for Architecture Art Design and Urban Studies and The Chicago Athenaeum Museum of Architecture and Design: annual: architect: American Architecture Awards: 1994: The Chicago Athenaeum Museum of Architecture and Design, The European Centre for Architecture Art Design and Urban Studies: annual: architects: American Prize for ...