[mkgmap-dev] Turn restriction for highway=motorway[_link]

Wed Aug 4 21:21:56 BST 2010

  On 04/08/2010 19:57, WanMil wrote:
>> El 04/08/10 17:10, Marko Mäkelä escribió:
>>> Unless you can provide an example where a two-way motorway link that is
>>> tagged as oneway=no is misbehaving, I think we should leave the default
>>> style as is. (A lazy mapper could forget the oneway=yes, assuming that
>>> "everyone knows" that motorway links are oneway, and you could get bogus
>>> instructions "leave the motorway at the next entry (not exit)".)
>>>
>> I think that is reasonable, so leave the default style as it is now.
> Marko,
> I think you should remove the add oneway=yes.
> There are a lot of highway=motorway_link that are no oneways and are not
> tagged with oneway=no. Most mappers do not use oneway=no, because the
> common understanding of oneway is that oneway=no is superfluous.
> I know that most of these links should be referenced by two ways, but at
> the moment they aren't.

To follow on from what Ralf said; as oneway=yes is implied, removing it 
will turn them all to two-way. There are far more one-ways than two.

The two-way links without the oneway=no are incorrectly tagged & should 
be amended.

Cheers
Dave F.