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The 118-storey, 599 m (1,965 ft) Ping An International Finance Centre in Shenzhen, China, is the tallest building in the 300-599 meter "supertall" class. According to the CTBUH, a supertall building is defined as a building between 300 and 599 m (984 and 1,965 ft) in height.
It contains past or present structures of any type, at least 300 metres (984 ft) tall, but lower than 400 metres (1,312 ft). Other parts are: List of tallest structures; List of tallest structures – 400 to 500 metres; See the first part for terminology and general introduction. For terminology and notes see the first part of the list.
30 Hudson Yards: 386 ... 984 1997 Skyscraper ... Height (metres / feet) Held record Structural type Country City Notes Göbekli Tepe: 5–6
Fayetteville Municipal Airport covers an area of 113 acres (46 ha) at an elevation of 984 feet (300 m) above mean sea level.It has one runway designated 2/20 with an asphalt surface measuring 5,900 by 100 feet (1,798 x 30 m).
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).
Miners also use it as a unit of area equal to 6 feet square (3.34 m 2) in the plane of a vein. [2] In Britain, it can mean the quantity of wood in a pile of any length measuring 6 feet (1.8 m) square in cross section. [2] In Central Europe, the klafter was the corresponding unit of comparable length, as was the toise in France.
In both customary and imperial units, one foot comprises 12 inches, and one yard comprises three feet. Since an international agreement in 1959, the foot is defined as equal to exactly 0.3048 meters. Historically, the "foot" was a part of many local systems of units, including the Greek, Roman, Chinese, French, and English systems. It varied in ...
To relate radar timing to distances traveled by radar energy, the speed is used to calculate it. With speed of radar waves at approximately the speed of light in vacuum or 299,792,458 metres per second (300 m/μs; 984 ft/μs) and nautical mile at 1,852 metres (6,076 ft), the delay per nautical mile until the wave return is calculated as: