[Tagging] route/forward/backward members in all types of routes

[Fernando Trebien]

Even though the reply was in the wiki and not here, I think this
should be considered by those interested in the problem:
https://wiki.openstreetmap.org/wiki/Talk:Proposed_features/Public_Transport#route.2Fforward.2Fbackward_and_special_scenarios

On Tue, Jan 9, 2018 at 5:41 PM, Fernando Trebien
<fernando.trebien at gmail.com> wrote:
> So these roles should not be forbidden, at most they should be
> inadvisable unless necessary.
>
> On Tue, Jan 9, 2018 at 5:24 PM, Ilya Zverev <ilya at zverev.info> wrote:
>> Fernando Trebien wrote:
>>>
>>>
>>> According to PTv2, this route needs to be broken into two, one per
>>> direction, and a route_master relation must be created for them.
>>> Without the forward/backward roles, I believe applications will not be
>>> able to easily find out the direction of travel of either since the
>>> route contains a single way, unless they parse the from and to tags,
>>> which are not required to match station names.
>>
>>
>> Exactly, you found one case when the role is useful. I use it in the Subway
>> Processor/Validator for this.
>>
>> Ilya
>>
>>
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>
>
>
> --
> Fernando Trebien
> +55 (51) 9962-5409
>
> "Nullius in verba."



-- 
Fernando Trebien
+55 (51) 9962-5409

"Nullius in verba."