On Sun, Dec 30, 2018 at 3:32 PM Xavier <[email protected]> wrote: > > By "interstate highway crossovers" I mean small bits of road that > connect the two carriage ways of a US interstate highway and are signed > as "Authorized Vehicles Only" (at least in Virginia they are signed > this way). > > An example is here: > > http://openstreetcam.org/details/1253343/475/track-info > > If you look at the left edge of the photo, you will see part of the > pavement of the small way that connects to the other traffic lane of > the highway. Zooming in on the sign visible just behind the curved > guardrail at the far end of the crossover in the photo will show the > "Authorized Vehicles Only" restriction language. Clicking on the "edit > in Id|JOSM" links will open the location so you can see the aerial > images of the "crossover". > > The "Authorized Vehicles Only" sign really translates to: access > allowed for police, fire, and rescue vehicles. > > A way mapping this feature would obviously be highway=service. > > And an initial access=no tag to prevent routers from deciding to try to > use it for U-turns. > > But looking at the wiki values for the access= key there are two > 'close' values for "access allowed for police, fire, and rescue": > > 1) private > 2) designated > > However the description of designated indicates that it is a different > meaning than what is meant here. That leaves private, but somehow > 'private' seems not really a good fit at the same time. It is not > really 'private' as in privately owned, it is public, but restricted. > > So is access=private correct, or is there a better tag that I've not > located yet? >
Typically these are highway=service access=no emergency=yes
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