[OSM-talk] Removing redundant routing instructions

Marc Gemis marc.gemis at gmail.com
Mon Apr 27 14:07:45 UTC 2015

As long as the name (or the ref/int_ref) of the street remains the same, I
think the router should be able to give other messages than "turn right".
There is no need for an additional relation IMHO.


On Mon, Apr 27, 2015 at 12:06 PM, Lester Caine <lester at lsces.co.uk> wrote:

> On 27/04/15 10:45, phil at trigpoint.me.uk wrote:
> >> == Question ==
> >> >
> >> > Could we benefit from a new route relation? For example a
> "route_continues"
> >> > relation? Would others find this useful?
> >> >
> > And more importantly, if you need to turn off onto the minor road going
> straight ahead it remains 'silent'.
> > I have occasionally used a through_route relation in these cases, but
> lack of support from routers does make it seem futile.
> > Much like the via way relation,  that one is so needed too.
> Why do I find that confusing?
> Currently in general the directions ignore corners even if there are
> roads going off those corners. The complaint is about 'extra' directions
> where the corner is actually the main road and the straight on branch is
> the turning. If the directions remain silent one would in some
> conditions get confused so the safe thing to do is announce both?
> The correct wording of the the directions should be perhaps 'road bares
> right' and 'go straight on' rather than 'turn right' but that does need
> the perhaps missing "through_route" information? As I said, the
> inclusion of road names in OSMAND while useful at times does get
> similarly annoying when a 'continue on Axxx' would suffice. In this case
> the road id provides the "through_route" information ... one remains on
> the same road ... and the straight on road has a different one which may
> just be 'minor road'.
> --
> Lester Caine - G8HFL
> -----------------------------
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