[Tagging] Slow vehicle turnouts

Paul Johnson baloo at ursamundi.org
Sat Sep 8 00:36:52 UTC 2018

On Fri, Sep 7, 2018 at 6:20 PM Graeme Fitzpatrick <graemefitz1 at gmail.com>

> On Sat, 8 Sep 2018 at 08:26, Dave Swarthout <daveswarthout at gmail.com>
> wrote:
>> I'm still looking for a simple solution that allows me to tag
>> slow_vehicle_turnout lanes in such a way that makes them visible to drivers
>> using a GPS as they motor along behind a sluggish truck or bus: "Turnout
>> lane ahead in 1000 meters". Simple logic and unambiguous tagging will make
>> that easier than figuring out that a short multi-lane segment of a given
>> highway actually contains a lane dedicated for vehicles to use so they can
>> be passed.
> I'm also quite definitely not an expert Dave :-), but personally, I think
> that your highway=service + service=turnout concept may be the easiest,
> least messy or complicated way of doing it?
> It will render as a road & will show up differently to the highway you're
> following, which achieves the aim. It may not be a perfect match for what
> is on the ground or the best theoretical solution, but, as an old military
> adage put's it "If it's a stupid idea & it works, then it's not a stupid
> idea"! :-)
Too specific a situation, think a little more generally here.

I'm thinking, perhaps, a new access tag value: smv (slow moving vehicle).
Then you could (using my previous I 82 through the Cabbage Patch climb) do
something like smv:lanes:access=no|yes|designated.
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