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United Airlines Flight 811 was a regularly scheduled international flight from Los Angeles to Sydney, with intermediate stops at Honolulu and Auckland.On February 24, 1989, the Boeing 747-122 serving the flight experienced a cargo-door failure in flight shortly after leaving Honolulu.
China Airlines Flight 006 was a daily non-stop international passenger flight from Taipei to Los Angeles International Airport.On February 19, 1985, the Boeing 747SP operating the flight was involved in an aircraft upset accident, following the failure of the No. 4 engine, while cruising at 41,000 ft (12,500 m).
Pratt & Whitney faced difficulties with the JT9D design during the Boeing 747 test program. Engine failures during the flight test program resulted in thirty aircraft being parked outside the factory with concrete blocks hanging from the pylons, awaiting redesigned engines. Boeing and Pratt & Whitney worked together in 1969 to solve the problem.
With the retirement of Delta's fleet of jumbo jets in December, there are no 747s left in passenger with any of America's major airlines.
For over 50 years, Boeing's <BA.N> "Queen of the Skies" has been the world's most easily recognised jetliner with its humped fuselage and four engines. British Airways (BA) had been planning to ...
Without engine thrust, a 747-200 has a glide ratio of roughly 15:1, meaning it can glide forward 15 kilometres for every kilometre it drops. The flight crew quickly determined that the aircraft was capable of gliding for 23 minutes and covering 91 nautical miles (169 km) from its flight level of 37,000 feet (11,000 m). [ 5 ]
According to people in the know, Boeing looks like it’s discontinuing its iconic 747 jumbo jet. The news comes from a Bloomberg report that cites “people familiar with the matter,” who say ...
Of the 64 Boeing 747 aircraft losses, 32 resulted in no loss of life; in one, a hostage was murdered; and in one, a terrorist died. [1] Some of the aircraft that were declared damaged beyond economical repair were older 747s that sustained relatively minor damage. If these planes had been newer, repairing them might have been economically viable.