NationMaster - Encyclopedia: Delta Air Lines Flight 9570

**Delta Air Lines Flight 9570**
Summary
Date	30 May 1972
Type	wake turbulence
Site	Greater Southwest International Airport, Texas
Fatalities	4
Injuries	0
Aircraft
Aircraft type	McDonnell Douglas DC-9
Operator	Delta Air Lines
Tail number	N3305L
Passengers	0
Crew	4
Survivors	0

Delta Air Lines Flight 9570 crashed on 30 May 1972 at the Greater Southwest International Airport while conducting a training flight. This flight was caused by wake turbulence and the resulting investigation prompted changes to the minimum distance that aircraft must keep when following "heavy" aircraft.^[1]^[2] May 30 is the 150th day of the year in the Gregorian calendar (151st in leap years). ... 1972 (MCMLXXII) was a leap year starting on Saturday. ... Wake turbulence, also known as jetwash, is turbulence that forms behind an aircraft as it passes through the air. ... THE WORLD DOESN ... Official language(s) English (de facto) See also languages of Texas Capital Austin Largest city Houston Area Ranked 2nd - Total 268,581 sq mi (695,622 kmÂ²) - Width 773 miles (1,244 km) - Length 790 miles (1,270 km) - % water 2. ... May 30 is the 150th day of the year in the Gregorian calendar (151st in leap years). ... 1972 (MCMLXXII) was a leap year starting on Saturday. ... THE WORLD DOESN ... Wake turbulence, also known as jetwash, is turbulence that forms behind an aircraft as it passes through the air. ...

References

^ NTSB Aircraft Accident Report, dated 13 March 1973, URL retrieved 25 February 2007
^ Job, MacArthur (1994). Air Disaster, Volume 1. Fyshwick, Australian Capital Territory: Aerospace Publications Pty Ltd, 79-87. ISBN 1875671110.

Categories: Aviation stubs | Accidents and incidents on commercial airliners in the United States | Aviation accidents and incidents in 1972 | 1972 in the United States | Dallas-Fort Worth Metroplex | Delta Air Lines flights Citing the U.S. National Transportation Safety Board, an aviation accident is defined as an occurrence associated with the operation of an aircraft which takes place between the time any person boards the aircraft with the intention of flight and all such persons have disembarked, and in which any person... Air safety is a broad term encompassing the theory, investigation and categorization of flight failures, and the prevention of such failures through appropriate regulation, as well as through education and training. ...

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References