[Talk-GB] tagging for average speed cameras

[SK53 on OSM]

On 04/03/2011 12:59, Graham Stewart wrote:
> One point relating to Average Speed Cameras:
> Don't assume that the first camera is entry into a monitored section 
> and the next camera exits the monitoring.
> This is not always the case.
> They can be set up as dual-exit-entry like this:
>      Enter-A --> Exit-A-Enter-B --> Exit-B (see 
> http://news.bbc.co.uk/2/hi/7048645.stm )
> Or potentially overlapped like this:
>      Enter-A --> Enter-B --> Exit-A --> Exit-B
> So the best we may be able to do is note the presence of the cameras. 
> Attempting to place them in relations for the individual monitored 
> sections could be tricky and misleading.
> Graham
This is not really an aspect of mapping which interests me: I'm mainly 
aware of it, because a local mapper is and has mapped such areas. Here 
is one example: http://www.openstreetmap.org/browse/relation/78922



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