We only map the roads because we have an interest in using them, right? Therefore, we also often map how vehicles are supposed to use these roads. See: access, oneway, maxspeed, surface, tracktype, smoothness, height, restriction, etc.
On Fri, Mar 21, 2014 at 5:54 PM, Colin Smale <colin.sm...@xs4all.nl> wrote: > Sorry, bad idea. We map the roads, not the vehicles. It is not illegal to > drive a car with the wheel on the "wrong" side - millions of Europeans do it > regularly, both on holiday and because certain models of car are only made > for certain markets. Let's stick to driving_side referring to the side of > the road. > > By the way, when Samoa changed from driving on the right to driving on the > left a couple of years ago, that was because most of the vehicles were > imported second-hand from Australia and therefore had the steering wheel on > the right anyway... > > Colin > > > > On 2014-03-21 21:24, Fernando Trebien wrote: > > I wonder what you mean by "Is there any interest of using it on > countries?". It's been defined for countries, and is used on it, as > you said. > > You could simply tag the country with "driving_side=right/left" and > use the same (but with the opposite value) on those streets. > > That said, I think driving side also implies "driver side" inside the > vehicle. Though I find it very unlikely to see this information in use > one day, it's best to define this meaning early on. A change of driver > side requires either a change of vehicle or some special vehicle that > can drive on both sides. In the case of your city, driving side > changes, but driver side doesn't. You could include that in the > description of "opposite". > > One more thing: this only makes sense if there is no physical barrier > between the opposite traffic directions. If there is, then it's just a > separate way with no special change in driving side. > > On Fri, Mar 21, 2014 at 5:19 PM, Fernando Trebien > <fernando.treb...@gmail.com> wrote: > > On Fri, Mar 21, 2014 at 5:07 PM, John Packer <john.pack...@gmail.com> wrote: > > There is a tag documented on the wiki called driving_side=right/left. > According to it's description, this tag should only be used on countries, > and it describes the side of the traffic in the whole country. So far so > good, but according to taginfo it is used only once on a relation, however > there are some uses on some ways, and even nodes(?). There are, in my city, > a couple of streets that have an inverted driving side. So I am going to > extend this tag's documentation to include ways that have it's driving side > opposite to it's country's normal driving side. Is there any interest of > using it on countries? If there is not, I will exclude the possibility of > use on countries from this tag's documentation. Perhaps, with this new > definition, this tag could be redefined to have only one value: > driving_side=opposite (this way, it could avoid any confusion about it's > use) What do you think? _______________________________________________ > Tagging mailing list Tagging@openstreetmap.org > https://lists.openstreetmap.org/listinfo/tagging > > -- Fernando Trebien +55 (51) 9962-5409 "The speed of computer chips doubles > every 18 months." (Moore's law) "The speed of software halves every 18 > months." (Gates' law) > > > _______________________________________________ > Tagging mailing list > Tagging@openstreetmap.org > https://lists.openstreetmap.org/listinfo/tagging > -- Fernando Trebien +55 (51) 9962-5409 "The speed of computer chips doubles every 18 months." (Moore's law) "The speed of software halves every 18 months." (Gates' law) _______________________________________________ Tagging mailing list Tagging@openstreetmap.org https://lists.openstreetmap.org/listinfo/tagging
