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  2. List of skyscrapers by floor area - Wikipedia

    en.wikipedia.org/wiki/List_of_skyscrapers_by...

    This list of skyscrapers by floor area includes the largest skyscrapers in the world, measured in square meters (m 2) and square feet (sq ft). To qualify as a skyscraper, a structure must be self-supporting, without relying on tension cables or external supports for stability, and must reach a minimum height of 150 meters (492 feet).

  3. Skyscraper - Wikipedia

    en.wikipedia.org/wiki/Skyscraper

    For example, when moving from 1.5 meters to 284 meters, the dry bulb temperature decreased by 1.85 °C while the wind speeds increased from 2.46 meters per seconds to 7.75 meters per second, which led to a 2.4% decrease in summer cooling in reference to the Freedom Tower in New York City. However, for the same building it was found that the ...

  4. Air changes per hour - Wikipedia

    en.wikipedia.org/wiki/Air_changes_per_hour

    D = Occupant density (square feet per occupant or square meters per occupant) h = Ceiling height (feet or meters) One cubic meter per minute = 16.67 liter/second

  5. Brezhnevka - Wikipedia

    en.wikipedia.org/wiki/Brezhnevka

    The number of rooms in a brezhnevka apartment numbers from one to four. The height of the ceiling reaches 2.7 meters. Kitchens are 6.8 to 7.4 square meters. In the early version of the brezhnevka, the bathroom and toilet were combined. In later versions, the bathroom and toilet are separate rooms. [3]

  6. What’s the average square footage of a house? - AOL

    www.aol.com/finance/average-square-footage-house...

    Is 2,500 square feet considered a big house? Yes, 2,500 square feet is bigger than average. According to U.S. Census data, the average newly built single-family home in 2022 measured 2,299 square ...

  7. Ceiling - Wikipedia

    en.wikipedia.org/wiki/Ceiling

    A dropped ceiling is one in which the finished surface is constructed anywhere from a few inches or centimeters to several feet or a few meters below the structure above it. This may be done for aesthetic purposes, such as achieving a desirable ceiling height; or practical purposes such as acoustic damping or providing a space for HVAC or piping.

  8. List of tallest buildings in Washington, D.C. - Wikipedia

    en.wikipedia.org/wiki/List_of_tallest_buildings...

    In 1910, the 61st United States Congress enacted a new law which raised the overall building height limit to 130 feet (40 m), but restricted building heights to the width of the adjacent street or avenue plus 20 feet (6.1 m); thus, a building facing a 90-foot (27 m)-wide street could be only 110 feet (34 m) tall. [5]

  9. Orders of magnitude (length) - Wikipedia

    en.wikipedia.org/wiki/Orders_of_magnitude_(length)

    The picometre (SI symbol: pm) is a unit of length in the metric system equal to 10 −12 metres (⁠ 1 / 1 000 000 000 000 ⁠ m = 0. 000 000 000 001 m). To help compare different orders of magnitude this section lists lengths between 10 −12 and 10 −11 m (1 pm and 10 pm).