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Thomas Borchert wrote
New certification requirements want them to be able to take-off with two out on the same side at max gross. The A380 for example will have to be able to do that. That will never happen. Now..you might mean "continue the takeoff after V1", but the aircraft cannot accelerate to V1 at maximum weight and remain on the runway with only two engines on the same side operating. In fact, the 747 cannot do it on three engines at maximum weight. It can however continue the takeoff after V1 if one engine fails at maximum weight. Bob Moore |
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Bob,
Now..you might mean "continue the takeoff after V1", Yes. Sorry for being unclear. -- Thomas Borchert (EDDH) |
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![]() Perhaps. I presume there runways adequate for B-747 operation in Scotland and all those intermediate airports. Glasgow (2700m) and Prestwick near Glasgow(3000m) can take a 747, Edinburgh at 2600m might also. There are two RAF bases which could also take anything big as they are emergency diversion fields. Long before there is Reyjavik in Iceland So when did two 747s collide in Scotland? |
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Larry Dighera wrote
That brings up another issue. What would you estimate the flight characteristics of a B-747 to be if the other engine on the wing with the dead engine had failed? I would guess it would be virtually uncontrollable without reducing power significantly resulting in a forced descent. Nope! It has a two-engine VMC around 230 KTS. Its two-engine service ceiling would probably be less than 20,000' depending upon weight. Bob Moore |
#5
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![]() "Mike Rapoport" wrote in message nk.net... It seems kind of wierd to me too but then most of the pilots that will weigh in on this topic continue on one piston engine one every flight and this guy had three jet engines!!! I would fly either BA or another airline based on schedule and fare. Are you safer flying four engine BA airplane or on an somebody else's two engine airplane? The reason I fly on four engined planes is that they don't do any with five engines ![]() |
#6
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It seems kind of wierd to me too but then most of the pilots that will
weigh in on this topic continue on one piston engine one every flight and this guy had three jet engines!!! Ah, yes. The dreaded three-engine approach... :-) -- Jay Honeck Iowa City, IA Pathfinder N56993 www.AlexisParkInn.com "Your Aviation Destination" |
#7
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![]() "Jay Honeck" wrote in message news:lEkVd.83178$tl3.71593@attbi_s02... It seems kind of wierd to me too but then most of the pilots that will weigh in on this topic continue on one piston engine one every flight and this guy had three jet engines!!! Ah, yes. The dreaded three-engine approach... And only enough fuel to fly 5,000 miles or so. How daring! :-) -- Jay Honeck Iowa City, IA Pathfinder N56993 www.AlexisParkInn.com "Your Aviation Destination" |
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