[Talk-GB] Implicit speed limits: What to tag in built-up areas?

[Craig Wallace]

On 2018-05-02 11:53, Jez Nicholson wrote:
> Oh, this is fun. So, correct me if i'm wrong: a "20 mph zone" doesn't 
> have/need repeaters because it is not actually the legal speed limit. 
> It is advisory to travel at that speed because traffic calming makes 
> it hard not to.

A 20 sign with a green circle is advisory. A 20 sign with a red circle 
is a legal limit.
Some advisory limits are signed as "Slow zone" or similar.

It seems some of the advisory 20mph are now being replaced with legal 
limits.