Hi All, Thanks for all the replies, very helpful. The bridge name seems very clean cut.
The asset id, requires more research but first I will have a look into nominatim to see how it could influence how it can play a part in locating assets by their ID. Thanks again, got the job done! On Wed, 14 Apr 2021 at 19:47, Phil Wyatt <[email protected]> wrote: > Thanks Andrew, great answer! > > > Cheers - Phil, > On the road with his iPad > > On 14 Apr 2021, at 7:40 pm, Andrew Harvey <[email protected]> > wrote: > > > Other replies already alluded to this, but the bridge is often mapped as > an area like at https://www.openstreetmap.org/way/604254012 with > man_made=bridge. This allows you to tag all the attributes of the bridge > distinct from the road way which crosses the bridge. eg. name=* and ref=*. > > On the main road way like https://www.openstreetmap.org/way/52981128 (but > also in this case each of the cyleways that are part of the same bridge, > the bridge reference would then be bridge:ref= as ref= would refer to the > road reference not the bridge reference. > > Yes this results in duplicate information tagged on both the highway=* way > and man_made=bridge area but it makes it easier for data consumers this > way, otherwise you need to do spatial intersection tests. > > While smaller bridges won't have a man_made=bridge mapped out, over time > as the map improves they would be added. > > It also helps determine, for example in the Merimbula Lake Bridge case, if > there is one bridge that the road and cycleways share, or there is a road > bridge and then two seperate bridges for the cycleways adjacent. Tagging > man_made=bridge makes it clear (again through a spatial intersect) that > there is just a single bridge, whereas without it, it would be unclear. > > I think the ref=* tag on man_made=bridge, and bridge:ref=* tag on > highway=* is the way to go. > > Bob for your case I'd go with aeroway:ref=* for the airstrip reference, > leaving ref=* for the road reference. > > On Wed, 14 Apr 2021 at 16:48, Andrew Hughes <[email protected]> wrote: > >> Hi All, >> >> I've found an appropriate tag of bridge:name and have applied it to the >> bridge: >> https://www.openstreetmap.org/search?query=Merimbula%20Lake%20Bridge >> >> But I also know this bridge has an asset id of "BID7" for the asset >> owner. These asset id's are frequently referenced within the transport >> industry and I believe they would be beneficial to OSM.However, I can't see >> anyway of adding an ID to the bridge (or any other asset for that matter). >> >> Furthermore, being able to search by the asset id using nominatim would >> also be highly desirable - just as searching for the bridge name works a >> treat! So if there's any potential there it would be great. >> >> Any advice would be appreciated. >> >> Thanks in advance Andrew >> >> _______________________________________________ >> Talk-au mailing list >> [email protected] >> https://lists.openstreetmap.org/listinfo/talk-au >> > _______________________________________________ > Talk-au mailing list > [email protected] > https://lists.openstreetmap.org/listinfo/talk-au > >
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