[Talk-GB] Mapping turn lanes on major roads
andrewhainosm at hotmail.co.uk
Sat Nov 8 00:34:00 UTC 2014
SomeoneElse <lists at ...> writes:
> I'd always assumed that the correct way to map turn lanes is via:
> http://wiki.openstreetmap.org/wiki/Key:turn:lanes .
> However, some mappers in the UK* have started mapping each individual
> lane as a separate parallel road. Here's an example:
> That note was obviously written from the point of view that mapping a
> single carriageway road as one way with appropriate turn lanes tags is
> "correct"; whether it is or not is the question that I'm asking here.
> So - should we map a dual carriageway as two parallel roads and a single
> carriageway as one (with appropriate turn lanes) or is it equally valid
> (or even perhaps better) to map each turn lane as a separate parallel
> road, even if there's nothing but a broken line of paint between them?
I have always reserved multiple ways for non-traversable (physically blocked
to crossing traffic) multiple carriageways, use for single carriageways
is wrong, not more detailed.
 My mapping: http://www.openstreetmap.org/#map=18/51.45778/-0.32001
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