City of Portland, OregonThis polygon feature represents the approximate boundary of the Special Traffic Control District as described here: https://www.portland.gov/code/17/23/030 -- Additional Information: Category: Transportation - Right of Way Management Purpose: The boundary of the Special Traffic Control District as represented in this data aids PBOT right-of-way permitting staff when managing permitted right-of-way activities. Update Frequency: As Needed -- Metadata Link: https://www.portlandmaps.com/metadata/index.cfm?&action=DisplayLayer&LayerID=60866ArcGIS DynamicMapLayerhttps://hub.arcgis.com/datasets/16e4935631d34907b0873b96930ae804_1300engPortlandMaps Open DataPublicSpecial Traffic Control District [Oregon--Portland]Web servicesOregon--PortlandOregonLast Modified: 2026-01-08