It is a specific release version of the OHDOTCEv02 Standards for Bentley CONNECT products (like OpenRoads Designer).
If you are working on a current project, ODOT usually recommends using their ODOTSync tool or the latest exe installer rather than manual .rar extractions to ensure all path variables are set correctly. Download R220518 rar
You can find the most recent versions and the specific archive on the ODOT CADD Standards Downloads page . It is a specific release version of the
Plotting drivers and pen tables for standardized printing. Where to Download and traffic control.
Feature definitions, element templates, and level libraries.
Standardized symbols for drainage, utilities, and traffic control.