13 Facts About Wide-body aircraft

Wide-body aircraft, known as a twin-aisle aircraft, is an airliner with a fuselage wide enough to accommodate two passenger aisles with seven or more seats abreast.

Wide-body aircraft were originally designed for a combination of efficiency and passenger comfort and to increase the amount of cargo space.

Wide-body aircraft are used for the transport of commercial freight and cargo and other special uses, described further below.

Larger Wide-body aircraft would have to be longer, higher, or wider in order to accommodate a greater number of passenger seats.

Wide-body aircraft age began in 1970 with the entry into service of the first wide-body airliner, the four-engined, partial double-deck Boeing 747.

Related searches

New trijet wide-body aircraft soon followed, including the McDonnell Douglas DC-10 and the Lockheed L-1011 TriStar.

The increased reliability of modern jet engines allows Wide-body aircraft to meet the ETOPS certification standard, which calculates reasonable safety margins for flights across oceans.

For example, Wide-body aircraft scheduled for shorter flights are often configured at a higher seat density than long-haul Wide-body aircraft.

Super- and heavy-category Wide-body aircraft require greater separation behind them than those in other categories.

In some countries, such as the United States, it is a requirement to suffix the Wide-body aircraft's call sign with the word heavy when communicating with air traffic control in certain areas.

Some wide-body aircraft are used as flying command posts by the military like the Ilyushin Il-80 or the Boeing E-4, while the Boeing E-767 is used for Airborne Early Warning and Control.

Airbus A340, Airbus A380, and Boeing 747 four-engine wide-body aircraft are used to test new generations of aircraft engines in flight.

Some wide-body aircraft have been modified to enable transport of oversize cargo.