Hi Laurent,

you mean that ferry line where motor_vehicle is allowed but railway=yes?
http://www.openstreetmap.org/way/31100827

Yeah it should not be excluded...

Regards,
Peter

On 07.02.2015 18:59, Laurent Bendel wrote:
> BTW, here’s another corner case I’ve come across: 
>
> https://graphhopper.com/maps/?point=Nakhchivan%2C%20Azerbaijan&point=41.681118%2C44.862671&layer=MapQuest
>
> The problem is, there is a small way on the end of the ferry in Turkmenbasy 
> that is tagged both as highway=tertiary and railway=rail. The test here:
>
> https://github.com/graphhopper/graphhopper/blob/master/core/src/main/java/com/graphhopper/routing/util/CarFlagEncoder.java#L204
>
> doesn’t take this case in account. 
>
> Now, it’s true that the ferry is transporting trains, and they may share the 
> pier at some point (à la strassenbahn) but it may be more correct to 
> represent the road and railways as two different ways rather than a single 
> one. But instead of splitting hairs I could just as easily edit OSM and keep 
> the test as is (according to overpass-turbo, there are a few other cases in 
> other places, but it seems most of them are strict railways). What do you 
> think ?
>
> Laurent
>
>


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