Link roads between different highways types

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Warning
 The practice of always choosing the higher class for the link road is under discussion.
Tagging scheme which uses link definition ...
... by lower road classification ... by higher road classification
From To The link between will be tagged as: From To The link between will be tagged as:
service/unclassified/

residential/living_street

service/unclassified/residential/living_street service/unclassified/residential/living_street service/unclassified/

residential/living_street

service/unclassified/residential/living_street service
tertiary tertiary tertiary_link
secondary secondary secondary_link
primary primary primary_link
trunk trunk trunk_link
motorway motorway[1] motorway_link
tertiary service/living_street service/living_street tertiary service/living_street service
unclassified/residential unclassified/residential unclassified/residential tertiary_link
tertiary tertiary_link tertiary
secondary secondary secondary_link
primary primary primary_link
trunk trunk trunk_link
motorway motorway motorway_link
secondary service/living_street service/living_street secondary service/living_street service
unclassified/residential unclassified/residential unclassified/residential secondary_link
tertiary tertiary_link tertiary
secondary secondary_link secondary
primary primary primary_link
trunk trunk trunk_link
motorway motorway motorway_link
primary service/living_street service/living_street primary service/living_street service
unclassified/residential unclassified/residential unclassified/residential primary_link
tertiary tertiary_link tertiary
secondary secondary_link secondary
primary primary_link primary
trunk trunk trunk_link
motorway motorway motorway_link
trunk service/living_street service/living_street trunk service/living_street service
unclassified/residential unclassified/residential unclassified/residential trunk_link
tertiary tertiary_link tertiary
secondary secondary_link secondary
primary primary_link primary
trunk trunk_link trunk
motorway motorway motorway_link
motorway service service motorway service service
unclassified/residential unclassified/residential unclassified/residential motorway_link
tertiary tertiary_link tertiary
secondary secondary_link secondary
primary primary_link primary
trunk trunk_link trunk
motorway motorway_link motorway
Exceptions are of course if a link/ramp road (segment) has explicit road ref signage from connected higher class road

(which is usually the case for motorway and trunk ramps even common for some primary road ramps),

so the link gets the higher classification.

  1. ↑ Except for living streets, which cannot be connected directly to motorways.
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