[Talk-GB] How to map new housing?

Philip Barnes phil at trigpoint.me.uk
Fri Mar 8 14:47:38 UTC 2019


Field boundaries are often retained (development usually takes a field
at a time), look out for these. They are a useful guide to aligning
stuff with old aerial imagery.
Phil (trigpoint)

On Fri, 2019-03-08 at 14:38 +0000, Dave F via Talk-GB wrote:
>     Hi
> 
>     Welcome to OSM.
> 
>     
> 
>     Mapping new developments is trickier without aerial imagery, but
>     there's quite a bit you can do to make it more accurate than
>     guesswork.
> 
>     
> 
>     
>       if you're mapping the roads use the GPS to walk down their
>         centre, if it's safe to do so, of course)
>       Takes *lots* of photos. Videos are even better
>       If there is something already mapped in OSM Field Papers may
>         help: https://wiki.openstreetmap.org/wiki/Field_Papers
>       I found that many new estates have a certain amount of
>         conformity. Try offsetting a copy of the road centre lines to
>         use as guidelines ensuring buildings equidistant from the
> road
>         & the same width
>     
>     To map larger buildings you can walk walk around it taking
>       waypoints with a GPS whenever you're in line with the plane of
> a
>       building's side. These points can then have a way drawn with
> their
>       opposite number to create the buildings outline. Make sure
> you're
>       far enough away from it to avoid GPS interference.  
> 
>     
> 
>     Cheers
> 
>     DaveF   
> 
>     
> 
>     
> 
>     
> 
>     On 08/03/2019 10:35, Dave Abbott wrote:
> 
>     
> 
>     
> >       Hi,
> > I'm quite new to OSM, and am wondering how I might go about mapping
> > newhousing plots in my area.
> > In general, there is nothing on the imagery - I know I can walk the
> > newstreets and map them with GPS - but how to go about mapping the
> > newbuildings?
> > Is there a guide I can look at?
> > TIA,
> > Dave Abbott
> > 
> >       
> > 
> >       
> >       
> > 
> >       _______________________________________________Talk-GB
> > mailing listTalk-GB at openstreetmap.org
> > https://lists.openstreetmap.org/listinfo/talk-gb
> > 
> >     
> 
>     
> 
>   
> 
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