Further to this - if you want to look for barrier=kerb + highway=crossing
nodes in your area, which may be disrupting routing, the Overpass query
is node["barrier"="kerb"]["highway"="crossing"] :
https://overpass-turbo.eu/s/P5Y

On Wed, Dec 18, 2019 at 4:20 PM Edward Catmur <ecat...@googlemail.com>
wrote:

> Returning to the original issue, I think I've worked out what the problem
> is. It's that on a crossing node, kerb=* is fine (it describes the
> presence/attributes of the kerb on the subsidiary highway) but barrier=kerb
> should *not* be used.
>
> Combining kerb=* with highway=crossing is blessed by Wiki:
>
>  If the kerb is identical on both sides of a crossing, it is possible to
>> add the kerb=* tag to the highway
>> <https://wiki.openstreetmap.org/wiki/Key:highway>=crossing
>> <https://wiki.openstreetmap.org/wiki/Tag:highway%3Dcrossing> node, which
>> sacrifices accuracy for simplicity, consider using kerb:left and kerb:right
>> if the kerbs differ.
>
>
> but this doesn't say that barrier=kerb should be included on the crossing
> node!
>
> I think barrier=kerb + highway=crossing should be regarded as a mistake.
> Taginfo shows ~ 1000 of them (0.47 of barrier=kerb nodes; 0.03% of
> highway=crossing nodes) which should fixable.
>
> On Wed, Dec 18, 2019 at 3:37 PM Philip Barnes <p...@trigpoint.me.uk>
> wrote:
>
>> On Wednesday, 18 December 2019, David Woolley wrote:
>> > On 18/12/2019 13:31, Edward Catmur via Talk-GB wrote:
>> > > That said, the same goes for cars - other than the lowest bodied
>> sports
>> > > cars, pretty much all motor vehicles are capable of taking a kerb at
>> low
>> > > speed.
>> >
>> > Although raised kerbs are generally there to stop that happening and
>> the
>> > resultant trespass on the footway can be illegal, e.g. in London.  As
>> > such routers should not be routing motor vehicles over kerbs.
>>
>> Its a level of detail that few of us have mapped, but it is perfectly
>> acceptable, and quite common, to route motor vehicles  over lowered kerbs
>> to access private property.
>>
>> Phil (trigpoint)
>>
>>
>>
>>  _______________________________________________
>> > Talk-GB mailing list
>> > Talk-GB@openstreetmap.org
>> > https://lists.openstreetmap.org/listinfo/talk-gb
>> >
>>
>> --
>> Sent from my Sailfish device
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>>
>
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