View Full Version : Still only 100.000 hours?
I dont recall how long ago the "100,000 hours and no injuries" statistic was first quoted by the press. In any case that was at least a months ago.
We on the forums questioned that statistic in light of the fact that an injury or two was reported in the media. Then the statistic was altered stating "no pedestrian" injuries. More recentely, an article stated that the time was not logged on public sidewalks, now a new article states that the time was logged on public sidewalks.
quote:Segway officials, however, claim Segways have been tested for 100,000 hours on city streets across the nation without injury.
http://www.nbc30.com/technology/1953068/detail.html
I wonder about two things:
1. Did Segway log 100,000 hours on public streets or not?
2. Has Segway stopped logging the number of hours Segway is being used on public sidewalks? If so why? As far as I know the USPO is testing them big time. Those numbers should be a lot higher by now.
Have any of u early adapters been asked by Segway to send in your safety data?
Sooner or later somebody is going to ask to see details of that statistic. Hope Segway LLC publishes that data sooner than later. Hope somebody reading this forum passes this request on to Segway's media guys.
bicycledriver
02-04-2003, 03:26 PM
For transportation systems, the most accurate metrics of safety are based on distance traveled per incident, not hours. How many miles per hospitalization does Segway travel average for the entire population?
For comparing to other non-transportation activities, the hours of exposure is a valid metric. This allows one to compare Segway use with swimming, football, skydiving, etc. Of course one must be careful what one chooses to include in the time measured. Does time spent skydiving include the time spent in class, time packing a chute, time in the plane, time descending, or just the time spent making contact with the ground? Likewise, does hours spent Segwaying include time spent standing still on the Segway, or the time spent lifting one out of the trunk of one's car?
-Steve Goodridge
2totango
02-04-2003, 05:36 PM
Dear bicycledriver-
Please don't lift your HT out of an automobile trunk. Your back will pay someday.
quote:For transportation systems, the most accurate metrics of safety are based on distance traveled per incident, not hours. How many miles per hospitalization does Segway travel average for the entire population?
It would be nice to have a clarification about that statistic. But I doubt that Segway LLC would include the time being used to load and unload Segways to be included.
BruceWright
02-05-2003, 03:42 PM
I was wondering....
Would it be safe to unload a Segway from my trunk while I was carrying a baby in a baby backpack?
Just asking.
-Bruce Wright
Segway: Vehicle of Dream
Murray Fisher
02-07-2003, 03:17 PM
Weight is something I have been wondering too. Recently on a trip to Hawaii, I noticed each of our suitcases weighed 46 pounds...It was about all I could do to get them into the trunk of our car. The 83 pound Seg would NOT be possible, for ME at least. I would think you would need to have a lot of practice pressing weights to lift that much.
Murray Fisher
I am having trouble following how some of the postings here are relevant to the topic of this thread. Can someone enlighten me?
Blinky
02-08-2003, 01:12 AM
Bicycledriver writes,
quote:For transportation systems, the most accurate metrics of safety are based on distance traveled per incident, not hours.
You bring up a good point, perhaps the fact that there is no mileage reader built onto the Segway(although they could have added one for this purpose), Segway LLC resorted to the time spent on the actual Segways.
quote:Likewise, does hours spent Segwaying include time spent standing still on the Segway, ...
All time spent on the Segway, or any other vehicle for that matter, should be accountable for in statistics. An estimated breakdown of the activities of these test riders would probably give us a better perspective on the matter.
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Blinky
02-08-2003, 01:15 AM
Check out this site, it is interesting, maybe some of you brains could break it down for all of us ;)
How do you project reliability at use conditions? (http://www.itl.nist.gov/div898/handbook/apr/section4/apr43.htm)
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Blinky
02-08-2003, 01:29 AM
Here is an Aviation Safety site that breaks down accident statistics per 100,000 hours.
http://www.atsb.gov.au/aviation/stats/stats1.cfm
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I just discovered that I made an error about the 100,000 hour quote!
I remembered wrong. When I first quoted that statistic, it was 50,000 hours. I am surprised nobody caught that error. No wonder I couldnt find the thread when I searched "100,000 hours.
My apologies to Segway LLC for that error.
I should add that that the 50,000 hour statistic was released about 2 months ago. Apparently they doubled that statistic.
Here is the original thread if anybody is interested.
http://www.segwaychat.com/forum/topic.asp?TOPIC_ID=569
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