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unixronin: Galen the technomage, from Babylon 5: Crusade (Default)
Unixronin

December 2012

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Tuesday, August 2nd, 2005 06:47 pm

By now, you've probably heard about the Air France A340 that skidded off a runway in Toronto about two hours ago while attempting to land in a severe thunderstorm, slid into a ravine, and was reported engulfed in flames with 300 passengers on board.  The photos have been pretty alarming, with sheets of flame and great black clouds of oil smike.  Sometimes, though, a few words can make all the difference ... like these few, fresh in from CNN:

"All passengers and crew survived but some have been taken to hospital with injuries, officials said."

Yup ... all 297 passengers and 12 crew got out.  14 people suffered minor injuries.  On those days when everything goes wrong, it's awful nice when everything goes right.

Tuesday, August 2nd, 2005 07:10 pm (UTC)
[livejournal.com profile] jenkitty says that there are indications that the plane may have been hit by lightning. That would, IMHO, be ample justification for "get the plane on the ground right the hell now"... fire in the cockpit is a pilot's worst fear.
Tuesday, August 2nd, 2005 07:14 pm (UTC)
I thought those big planes got hit by lightning all the time, though.

-Ogre
Tuesday, August 2nd, 2005 09:21 pm (UTC)
No, not really. There are little aluminum wicks on the trailing edges of the wings and tail sections to prevent specifically this. Pretty much if one gets hit it's that the plane just happened to intersect the stroke in mid-flight, which given that it's travelling at cee-fractional speeds, is a once-in-a-blue-moon occurrence (i.e. it does happen, but it's quite rare). Probably somewhat more rare than someone on the ground getting hit.
Tuesday, August 2nd, 2005 09:34 pm (UTC)
http://ask.yahoo.com/ask/20031128.html

According to this site of indeterminate accuracy, planes get hit an average of once a year.

-Ogre
Tuesday, August 2nd, 2005 09:46 pm (UTC)
Just from my gut feeling, having lived the first 18 years of my life steeped in small-craft aviation, I'd say that's about right, one plane a year. Google sez that about 1000 people a year in the US get hit by lightning.

See, now, isn't flying safe? :)
Tuesday, August 2nd, 2005 11:33 pm (UTC)
Read closer. That site says every plane gets hit once a year.

Now, as I say, the site is of indeterminate accuracy, so, if you can cite some sources contradicting that, that'll be great. I'm not married to the "planes get struck by lightning frequently" idea, but it does mesh with what I've heard elsewhere.

-Ogre
Wednesday, August 3rd, 2005 06:56 am (UTC)
I can say from personal experience, that at least for small planes, they most definitely do not. My father has been flying for forty-one years and has never been hit, logging... oh, he's probably got 40,000 hours now. And I was also a road warrior for over two years, riding two birds a week most weeks... nope. One bird a year, period, I would believe. But I've got enough time myself both as a long-term student pilot and as a passenger that if the once-a-year-per-bird bit were true, I would've been hit, or at least know someone who has, by now. I do not, have not.

As I explained earlier, the physics are just too dicey for it to happen that often.