[Tagging] roundtrip

Peter Elderson pelderson at gmail.com
Fri May 25 12:51:33 UTC 2018

Looked it up, of course. Definitions are not that clear-cut. Generally,
round trip means that you return where you came from, some definitions say
along the same route, some say mostly along the same route but not
necessarily. I think the less strict definition covers the usage on osm,
except for the term "ciircular", best avoid that.

Still, to a Brit "round trip" would suggest two-directional, but the usage
of roundtrip on OSM implies one-directional, when talking about public

I don't think I can change that, I'm afraid, but if you want to have a

2018-05-25 13:43 GMT+02:00 Andy Mabbett <andy at pigsonthewing.org.uk>:

> On 25 May 2018 at 06:48, Peter Elderson <pelderson at gmail.com> wrote:
> > What is the use of the key:roundtrip?
> > Explanations just say
> >> roundtrip=yes/no(optional) Use roundtrip=no to indicate that a route
> goes from
> >> A to B. Use roundtrip=yes to indicate that the start and finish of the
> route are
> >> at the same location (circular route).
> This seems badly named, or badly described. A vehicle that goes from A
> to B, then returns along the reverse route to A, is said in British
> English to perform a "round trip".
> A vehicle that completes a (approximately) circular route to arrive
> back at its starting point is NOT called a "round trip", whether or
> not it performs that circuit just once, or multiple times.
> --
> Andy Mabbett
> @pigsonthewing
> http://pigsonthewing.org.uk
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> Tagging at openstreetmap.org
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Vr gr Peter Elderson
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