highway_sign_plan_purpose

This data flow is used within the Manage Traffic function which defines the purpose of highway sign plans. These codes include, but not be limited to data such as close highway I695 at exit 157 northbound, set 40 mph speed limit on highway I475 southbound (may apply anywhere), close the right two lanes on highway I895 from exit 133 eastbound.

Sub Data Flows

Parent Data Flows

Associated PSpecs