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#1
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Unreal. So obviously and patently dishonest to use "vehicle miles (or
KM)." The AOPA could use someone with your statistical abilities. |
#2
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More on "some measures."
From the AOPA's 2004 Nall report: 1 out of 413 pilots involved in an accident in 2003. 1 out of 2009 active pilots involved in a fatal accident. Now, try to follow along here Jim. If 1 out of 2009 active drivers in the USA were involved in a fatal accident, the carnage from car accidents would be in the MILLIONS. Still not convinced because of "some measures" that suggest GA flying is safer than walking, here's an excerpt from your very own Phillip Greenspun. "How dangerous is flying? There are 16 fatal accidents per million hours of general aviation. It is fairly safe to assume that when a plane crashes and someone dies, everyone on board dies. By contrast, the death rate for automobile driving is roughly 1.7 deaths per 100 million vehicle-miles. Car crashes don't always kill everyone in the car so let's use this statistic as provided, which is for an individual traveling in a car rather than for the entire car. So considering that the average airplane accomplishes a groundspeed of at least 100 miles per hour, those million hours of flight push the occupants of the plane over more than 100 million miles of terrain. Comparing 16 fatal accidents to the 1.7 rate for driving, we find that flying is no more than 10 times as dangerous per mile of travel. And since most accidents happen on takeoff or landing, a modern fast light airplane traveling a longish distance might be comparable in safety to a car. We can also look at safety per hour. This makes sense for recreational pilots who have the alternative of spending a few hours flying around or spending those hours taking a scenic drive. If the average speed of car travel is 50 miles per hour, those 1.7 deaths occur in 2 million hours of driving. This makes general aviation, with 16 deaths per 1 million hours, roughly 20 times as dangerous per hour than driving." Unfortunately, he didn't compare GA flying to walking around. |
#3
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"Skylune" wrote in message
lkaboutaviation.com... Now, try to follow along here Jim. If 1 out of 2009 active drivers in the USA were involved in a fatal accident, the carnage from car accidents would be in the MILLIONS. No, you're exaggerating by an order of magnitude. Do the arithmetic. --Gary |
#4
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OK. I concede that one. It wouldn't be in the millions. But I would
venture, without looking into it, that far less than 1 of 2009 drivers is involved in a fatal accident each year. |
#5
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In round numbers, there are about 200 million licensed drivers in the
USA, so a rate of 1-in-2000 would result in about 100,000 individuals being involved in a fatal accident each year. There are actually about 40,000 fatal automobile accidents per year in the USA, with something like 42,000 people killed. If you include licensed drivers who are involved in these crashes but who are not killed (say, those driving the other vehicle, or those who are passengers) and if you correct for non-active drivers (whatever that means!) you won't be as far from the 100,000 figure as you would at first think. Now, this isn't a very indicative metric, as hours flown or miles traveled are far more useful than elapsed time, but it shows that you should be a little careful before you make assumptions about these things... |
#6
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The underlying cause of most accidents (land sea or air):
http://www.lookatentertainment.com/v/v-1182.htm |
#7
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The underlying cause of most accidents (land sea or air):
http://www.lookatentertainment.com/v/v-1182.htm Sweet! :-) -- Jay Honeck Iowa City, IA Pathfinder N56993 www.AlexisParkInn.com "Your Aviation Destination" |
#8
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"How dangerous is flying? There are 16 fatal accidents per million hours
of general aviation. Where did that number come from? -- Jay Honeck Iowa City, IA Pathfinder N56993 www.AlexisParkInn.com "Your Aviation Destination" |
#9
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"Jay Honeck" wrote in message
news:aJx5f.444290$x96.189556@attbi_s72... "How dangerous is flying? There are 16 fatal accidents per million hours of general aviation. Where did that number come from? According to the Nall Report, the actual number is 11 or 12 fatal accidents per million hours of GA flights (averaging just under two deaths per fatal accident). --Gary |
#10
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Where did that number come from?
According to the Nall Report, the actual number is 11 or 12 fatal accidents per million hours of GA flights (averaging just under two deaths per fatal accident). Okay, you statistic gurus, figure this out for me, please? If, say, I end up flying 4000 hours in my flying life, using your figures (above), what are my odd of dying in a fatal crash? Is it possible for you to factor out accidents caused by fuel starvation, flying into IMC, and flying at night? If so, what are my odds then? -- Jay Honeck Iowa City, IA Pathfinder N56993 www.AlexisParkInn.com "Your Aviation Destination" |
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