[OSM-talk] A warning about gates and other barriers

Peter Wendorff wendorff at uni-paderborn.de
Tue Sep 21 17:38:47 BST 2010


  On 21.09.2010 18:17, sergio sevillano wrote:
> El 21/09/2010, a las 17:02, M∡rtin Koppenhoefer escribió:
>
>> 2010/9/21 John Smith<deltafoxtrot256 at gmail.com>:
>>> On 21 September 2010 18:38, Ed Avis<eda at waniasset.com>  wrote:
>>>> However, if you were writing a routing program, it would be unwise to assume
>>>> that you can drive through a barrier=gate if no additional access is specified.
>>>> Often a gate is locked shut.
>>> You can only make that assumption for your area, however as Liz points
>>> out, in other places the gate is for animal control, not for limiting
>>> access.
>>>
>>> In other cases the gates are opened at sunrise and shut at sunset.
>> Yes, these are all common situations in Europe as well, that's why we
>> should strongly advice to add additional tags to gates.
>>
> thats a good idea
> lets put access a mandatory tag  (not just useful)
> along barrier=gate
>
> so editing soft always ask for it
> and error software (as keep_right) highlights it as missing info.
+0.5
I would say, it's NOT an error to not map the access tags itself - 
sometimes the mapper don't know this facts - as mentioned in this thread 
before.
But I totally agree, that it's a mandatory tag to be sure at usage, so 
it should be displayed as error in error tracking software (keep right 
etc.), and mentioned as a warning (or kind of soft error) in editor 
software (like the josm validator).

regards
Peter



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