[Talk-GB] Quarterly task

[Jez Nicholson]

https://wiki.openstreetmap.org/wiki/UK_2017_Q1_Project:_Water

It might be that someone finds a really good water project that could be
spun up into a quarterly project in the future.

I started noting some of the ideas
https://wiki.openstreetmap.org/wiki/UK_quarterly_project_ideas so that they
don't get forgotten.



On Wed, 4 Jan 2017 at 16:24 John Aldridge <jpsa at cantab.net> wrote:

> Perhaps also worth trying to get the flow direction right.
>
> http://tools.geofabrik.de/osmi/?view=water
>
> can be helpful here.
>
> --
> Cheers,
> John
>
> On 04-Jan-17 15:22, Andy Townsend wrote:
> > On 03/01/2017 22:34, Rob Nickerson wrote:
> >> Water sounds good.
> >
> > ... and to me too - in fact it's what I've been doing on and off for the
> > last couple of months, mainly in South Wales bordering areas that I've
> > been walking where I've noticed that streams are in the wrong places.
> >
> > OS OpenData StreetView is quite predictable here - it's usually correct
> > except in the following (checkable) situations:
> >
> > 1) a mountain stream has obviously moved (which you can see from Bing
> > imagery, even if the latter is offset somewhat)
> >
> > 2) there's been some recent man-made intervention (e.g. a fishing lake)
> >
> > 3) it's a ditch beside a road - the OS tends to draw these in the
> > "wrong" places for cartographical purposes, but again you can align via
> > Bing, even if the latter is offset, because you can align the road.
> >
> > 4) the OS often adds a "catographic flourish" at the upper ends of
> > mountain streams which in my experience (Black Mountain / Beacons /
> > south of Hay) doesn't exist.
> >
> > 5) Sometimes the OS has the top ends of streams and ditches extending
> > further than you might think (e.g. through a boggy area). That's the
> > only one of these 5 that really needs surveying to check.
>
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