|NOTES||Use for divided multilane highways with a minimum of traffic signals where grades are separated at important intersections, although there may be some grade crossings; can be freeways or turnpikes.|
|HIERARCHY||Objects Facet>Built Environment>Open Spaces and Site Elements>open spaces>transportation spaces>roads>highways>limited access highways>expressways|
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expressways (with subject tree: Open Spaces and Site Elements>open spaces>roads>highways>limited access highways>expressways)