On Fri, 29 Dec 2006 10:41:03 +0000, Markku Grönroos wrote
(in article <3h6lh.11204$ON5.8651@reader1.news.saunalahti.fi>):
>
> "Mike Lane" kirjoitti
> viestissä:0001HW.C1B9E5B30015B82FF04075B0@news.cable.ntlworld.com...
>>
>>> It is a common knowledge that when driver selects the "shortest" path,
>>> the
>>> device typically suggests routes which are about paths for hikers in
>>> wilderness and accessible only for cross country vehicles.
>>
>> The media are always reporting stories of this kind, but it's never
>> happened to me. I suspect that some of these stories are due to people
>> not understanding the settings on their devices. My GPS unit has an
>> option to avoid unmade roads.
>>
> This can also be true. Unfortunately the categorization of roads is much of
> in it's infancy. Naturally it is possible that in one region things are a
> lot better than in another region. When you select:
>
> 1. road naviagtion for motor vehicles
> 2. avoid main roads
> 3. select the shortest path
>
> not too seldom generates a path one can go through by a mule
>
> It is quite typical that this path is not passable for an ordinary car.
>
If this happens with a Garmin unit it must be due to an error in the
Navteq database where it has wrongly categorized the road in question.
Have you tried reporting the error to Navteq when you come across an
actual example? There is a page on the Navteq website where you can do
this (although I think you might have to register with them first).
--
Mike Lane (UK North Yorkshire)
To contact me replace invalid with mike underscore lane
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