> Here is one more strange message (no_u_turn with a via way). I see
> nothing wrong with the way:
>
> 2014/03/29 19:56:21 WARNING (RestrictionRelation): 63240005.osm.pbf:
> can't add restriction relation 532033 type no_u_turn

If I get that right the via way is a oneway going into the wrong direction.

>
> Relations with access tags can sometimes be hard to understand, such as
> relation 2996233, which is type=no_u_turn, motor_vehicle=destination.
>
> I think that it would be better to avoid turn restrictions and tag the
> ways instead. That could be done in this case too. I will ask the
> mapper, because the role=to way looks like a stub.

yes, I think mkgmap should try to detect unclear cases and ignore those
restrictions.

Gerd