The old Australian version of what I think is the same thing were nicknamed Silent Cops.
Article about them: https://www.shannons.com.au/club/forum/general/who-remembers-silent-cops/ Thanks Graeme On Mon, 30 Jan 2023 at 07:04, Colin Smale <colin.sm...@xs4all.nl> wrote: > The "Priority to the right" rule doesn't cover everything. Imagine a > junction with two cars coming simultaneously from side roads on opposite > sides of another road at right angles. Both want to leave the junction on > the orthogonal road, in the same direction. One is making a right turn, and > the other is making a left turn. Who goes first? The tiebreaker rule is > what (I believe) Florian is calling "right before left," in the Netherlands > it's called "shortest turn first". The car that is making the right turn > goes before the car turning left. > > The "priority to the right" rule is normally only encountered in > residential areas and very rural areas, where the roads are deemed to be of > equal significance. Where a road with substantial through traffic is > involved the priority situation is usually made clear by signs (give > way/stop, sometimes plus yellow diamond on through road) and road markings. > > > On 29/01/2023 19:26 CET Philip Barnes <p...@trigpoint.me.uk> wrote: > > > > > > On Sun, 2023-01-29 at 14:31 +0100, Florian Lohoff wrote: > > > On Sun, Jan 29, 2023 at 12:12:06AM +0000, Philip Barnes wrote: > > > > > > > > When I first encountered Canadian four way stops in 1980, I did > > > > think these should be mini-roundabouts. > > > > > > Thats the main point. In Germany we have a solution of "last resort" > > > which is called "Rechts vor links" - So when there is no other > > > rules of priority its "Right before left". > > > > That is a rule I believe exists in most of continental Europe. I > > certainly learned of it as ‘Priorité à droite’ in French lessons at > > school. > > > > > > > > > > Other jurisdications dont have this so there is a problem with > > > producing > > > junctions with "equal priority". The UK solution is the "mini > > > roundabout". > > > > > > So a mini roundabout is really "mini" or "tiny" - Not necessarily > > > round. > > A roundabout isn't necessarily round either :) > > > > It about going around, the name comes from the fairground roundabout > > (carousel in American English) or a children's roundabout in > > playground. > > > > A mini-roundabout in the UK, and in France which is the country which > > comes second in terms of my driving experience are signed with a blue > > sign with white arrows. Different to a normal roundabout. They are > > always traversable but doing so is often made uncomfortable for small > > vehicles by either building them up with concrete so they can be the > > height of a speed bump or with the use of setts. > > > > Others are just white paint at what was once a give way and nobody goes > > around the paint. They just make priority equal. > > https://www.mapillary.com/app/?pKey=381114187015295 > > > > > > I did spot this one today, > > https://www.mapillary.com/app/?pKey=509797140032524 which is > > traversable by a truck, but you wouldn't want to in a car. > > > > > > > The problem here starts with the imagery in the Wiki which IMHO dont > > > show mini roundabouts, but random roundabouts with traversable > > > center. > > Am not sure what you mean, all of the photos that say mini-roundabout, > > I would interpret as such. The one that looks different is > > https://wiki.openstreetmap.org/w/images/5/5e/Kreisverkehr.jpg but it > > has the mini-roundabout sign so I would treat it a a mini-roundabout. A > > large vehicle turning would have to cross the island. In reality most > > drivers would go straight over it. > > > > > > And main distinction people read in the wiki is "traversable center" > > > so > > > everything with a traversable center gets tagged by mappers as mini > > > roundabout. > > > > > I don't think I have ever come across a roundabout with a traversable > > centre, why would it even exist? > > > > > So we have a problem with the wiki documentation. > > It looks fine to me, although mini-roundabouts were common in the UK by > > the time I was learning to drive in the late 70s. > > > > Phil (trigpoint) > > > > _______________________________________________ > > Tagging mailing list > > Tagging@openstreetmap.org > > https://lists.openstreetmap.org/listinfo/tagging > > _______________________________________________ > Tagging mailing list > Tagging@openstreetmap.org > https://lists.openstreetmap.org/listinfo/tagging >
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