City of Madison Map DataFields ObjectID: GIS auto-generated unique identifier Angle: Sign rotation Text: Traffic Engineering department shorthand for sign type Text Long: Text on sign, where applicable Installation Date: Initial date of install Arrow Style: Used by Traffic Engineering for symbolization Replacement Date: Date of sign replacement Sign-ID: Unique identifier used for asset management purposes Ownership: Sign ownership (Null implies City of Madison) Maint By Agency: Maintenance agency Muni: Municipal location of sign Shape: GIS geometry typeArcGIS DynamicMapLayerhttps://hub.arcgis.com/datasets/dbfcfc728e7b45dfbb455fad92dc4081_30engCity of Madison, WI GIS Open Data PortalPublicTraffic Engineering Signs [Wisconsin--Madison]Web servicesWisconsin--MadisonWisconsinLast Modified: 2022-02-21