is a good idea to carry a parachute if one fly frequently?

Discussion in 'Free Thoughts' started by entelecheia, Nov 2, 2012.

  1. Zap Facts > Opinions Registered Senior Member

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    326
    If at the conclusion of a crash, you do not exist, in what sense can you be said to survive it? I mention this since, speaking of odds, it is highly unlikely that you are 104 years old. (The first fatal plane crash was in September, 1908.) Also, it is worth pointing out that 'throughout history' will inevitably include the remainder of your life, and you cannot know the future with certainty.

    Only when using miles traveled - presuming, for example, that you would drive to Australia if you couldn't fly there. Not, however, if one reckons it by number of times one enters each of the vehicles.

    For any given time you step onto an aeroplane, you are twelve times (1,200%) more likely to be killed than for any given time you get into an automobile. You are also more likely to die in flight than in a car on a minute-for-minute basis.

    It is also worth noting that when travelling over short distances, automobiles are safer, since taking off and landing cause the greatest risk of death in an aeroplane, and it takes long distances for the per-mile death risk in flight to drop below the the risk of the same distance ridden in an automobile. Attempting to fly for one mile would be much more likely to abruptly extinguish your life than attempting to drive one mile in a car.

    I would also suspect that those who deliberately choose to drive instead of fly long distances due to safety-based aversions to air travel would be much more cautious as drivers as well, and so, in a self-fulfilling prophecy, likely would be safer in a car.

    As to the parachute question, it would be unlikely that the OP could successfully bail from a distressed aerocraft without significant training, and that training (jumps from normally operating aerocraft) would raise your death risk even higher.
     
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  3. billvon Valued Senior Member

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    If you like. It will add almost zero to your chance for survival. But it might give you something to think about as you are crashing.

    Problems:

    1) Almost no crashes give you enough warning to get out. I can think of only two crashes (JAL 123, _maybe_ TWA 800) over the past 40 years or so where a commercial airliner had a very serious inflight problem that would have given people enough time to get out.

    2) There are no exits you can use inflight. You can't use the side doors in most cases, and the tail exits have latches that prevent them from opening in flight.

    3) There's an altitude problem. Below 1000 feet you simply do not have enough time to get an open parachute before impact, even if you are standing next to an open door when the problem occurs. Above about 30,000 feet you do not have enough time of useful consciousness to exit the plane and open your parachute. (By the time you get to an altitude where you can breathe you're unconscious, and that's a bad state to be in 60 seconds from impact.)

    4) Most aircraft do not keep straight and level when they have serious problems. Even skydiving aircraft, with people equipped, trained and willing to exit the aircraft (and easily openable doors) have crashed killing everyone on board when they lost control. The people simply could not get out with the aircraft spinning.

    5) You don't increase your odds of survival by getting out anyway. 70% of the planet is water, and most oceans will kill you pretty quickly via hypothermia and/or drowning. And if you don't have any training your odds of surviving a landing on solid ground aren't great.

    Actually not much of a problem. I've flown with parachute rigs as carry-on. The USPA (united states parachute association) has done a lot of work with the TSA to allow sport parachutes to be carried on.
     
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  5. entelecheia Registered Senior Member

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  7. entelecheia Registered Senior Member

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    definitelly 0 odds to survival.
    do something witchy!!:mufc:
     
  8. billvon Valued Senior Member

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    The JAL flight flew for something like half an hour with its tail blown off, thus depressurizing the plane and providing a potential egress. It is far from a piece of cake even with a hole in the tail though.

    The TWA flight blew up in the air, and the nose separated from the rest of the aircraft. For a few minutes the wings plus tail continued to try to fly, although on fire and in a hard stall. That assumes you could get _forward_ through a wall of fire (and around 100mph of wind) and make your escape that way which is unlikely.

    I know the people who did!

    True. Of course that's a lot of stuff to carry on your typical flight, and getting into a survival suit and a parachute rig isn't something you can do in ten seconds . . .
     
  9. entelecheia Registered Senior Member

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    Not all passengers have to scape at the same time. This is my idea how it could work: when the airman assesses low probability of return to normal, he prevent, prioritizes life, and gives the order to all to jump; and sacrifices the plane (even if the plane may have returned to normal and landing):booo: .
     
  10. seagypsy Banned Banned

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    sur·vive (sr-vv)
    v. sur·vived, sur·viv·ing, sur·vives
    v.intr.
    1. To remain alive or in existence.
    2. To carry on despite hardships or trauma; persevere: families that were surviving in tents after the flood.
    3. To remain functional or usable: I dropped the radio, but it survived.
    v.tr.
    1. To live longer than; outlive: She survived her husband by five years.
    2. To live, persist, or remain usable through: plants that can survive frosts; a clock that survived a fall.
    3. To cope with (a trauma or setback); persevere after: survived child abuse.


    The wording of the definition of Survival gives the implication that I existed prior to the crash. My previous state of existence was not ended.

    Other definitions suggest that I lived after the event, which I have.

    1. (tr) to live after the death of (another) he survived his wife by 12 years
    2. to continue in existence or use after (a passage of time, an adversity, etc.)
    3. Informal to endure (something) I don't know how I survive such an awful job

    If I die in a future crash then surely I still would have survived all crashes through history, because up the point of my demise that would be history. Anything beyond my demise would not be part of my history. Besides when I said, throughout history, I was referring to history up until this point. Anything that has not yet come is not yet history and is excluded from the statement.



    This is true. People do not parachute from large commercial passenger planes. They parachute from much smaller, lower altitude traveling planes. If you left a commercial plane at the altitudes and speeds they tend to travel, I'm guessing you wouldn't even be conscious to pull the cord.
     

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