Roadway Inventory and Classification (RICS) Unit, Oregon Department of Transportation (ODOT)This data contains the location and legend of mileposts markers (signs) on state owned highways. Additional metadata resouce: https://geoportalprod-ordot.msappproxy.net/geoportal/catalog/main/home.pageArcGIS DynamicMapLayerhttps://hub.arcgis.com/datasets/50385793f3e94578804adb35b8c162a8_161engOregon GEOHubPublicMileposts [Oregon]Web servicesOregonLast Modified: 2025-07-25