On 2019-02-26 15:19, Martin Koppenhoefer wrote: > > > Am Di., 26. Feb. 2019 um 13:52 Uhr schrieb Fernando Trebien > <fernando.treb...@gmail.com <mailto:fernando.treb...@gmail.com>>: > > On Mon, Feb 25, 2019 at 9:00 PM Sergio Manzi <s...@smz.it > <mailto:s...@smz.it>> wrote: > I think the official categories in Codice della Strada should probably > be assigned to OSM's classes by closely matching the descriptions in > the wiki. > > >
Hi! The above citation could be mistakenly taken as mine, but that's not the case... Cheers, Sergio > not at all, we already have classified all of our roads according to wiki, > surroundings/context, local knowledge etc. > If we are to add "Codice della Strada" classes, it should not influence the > highway class, it should be an additional tag. > > We might also decide to tag the Italian network classes explicitly. I'm not > an expert in this field, but from a quick internet lookup it appears in Italy > there are 4 classes of (kind of) movement: a - primary network (transit), b - > principal network (distribution), c - secondary network (penetration), d - > local network (access). > For the specific characteristics you must take into account whether the road > is inside or outside of a built-up area (this is generally an interesting > information for which we do not explicitly cater in general with our tagging, > but which should probably be introduced). > > When planning a road you must additionally take into account: > - entity of movement (median distance that the vehicles travel) > - territorial connecting function (national, interregional, provincial, local) > - traffic components (light vehicles, heavy vehicles, motorvehicles, > pedestrians, etc.) > > You can find more information in this ministrial decrete from 2001 which was > issued after the new 1992 CdS law: > http://www.mit.gov.it/mit/mop_all.php?p_id=1983 > (this is mainly thought as a reference for the Italian mappers, I do not > expect the others to read through 100 pages in Italian). > > The CdS classes are only part of the entire picture, e.g. the same CdS class > (example "B Strada extraurbana principale") may be used for a "movement a" or > "movement b" kind of road. > > > > This would help Italians make sense of the map. > > > > really, the sense does not come from classifications mostly, it is the refs > and names that make the information locally relevant. Joe Mapuser really > doesn't need all the detail information typically, because we have already > conveniently summarized everything into a single highway class ;-) > Still, we should not deny the addition of detail, but it likely doesn't mean > we can set up a lookup-table CdS to highway class and be done. > > > Except for the official categories in Codice della Strada, I think > such attributes of the road should go into specific tags. > > > > if there is a clear 1:1 correlation between CdS and OSM, e.g. motorways, we > already have that information in the map (well, besides we do not have > specific tags yet for motorways in built-up settings). > > > > For example, > in Brazil, the administrative responsibility is represented by the > road's reference code, so it can be easily identified from ref=* tags > > > > same in Germany, Italy and likely many other places indeed. > > Cheers, > Martin > > _______________________________________________ > Tagging mailing list > Tagging@openstreetmap.org > https://lists.openstreetmap.org/listinfo/tagging
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