U.S. Department of Transportation
Federal Highway Administration
1200 New Jersey Avenue, SE
Washington, DC 20590
202-366-4000
Definition: Indication of whether the route segment is a "primary" coinciding route (i.e., the route to which crashes are referenced and which carries the attribute data) or a "minor" coinciding route which is not linked to crashes and does not include attribute data. (Note that minor-route segments might not appear in the inventory since the primary route inventory information is the same for both routes.)
Attributes:
Priority: Critical
HPMS/Tool Requirements: None