City of Madison Map DataThe truck routes displayed within City limits are derived from City of Madison truck route signs and Madison General Ordinance 12.89 . All truck routes shown outside of the City limits should be verified with the municipality they are shown in. Field descriptions/definitions for truck route data as follows: ObjectID: GIS auto-generated unique identifier speed_limi: speed limit MGO: note field for ordinance changes/updates Rodwycateg: roadway category designation Funct_clas: 1-Principal Arterial; 2-Primary Arterial; 3-Standard Arterial; 4-Collector; 5-Local street STATION: volume count station number SOURCE: volume count station or linked segment OrdRef: line item number from City of Madison Ordinace 12.89(1) TruckRoute: 1-City of Madison street; 2-County Highway; 3-State/US Highway; 4-Other Jurisdiction (Implied) Shape: GIS geometry type Shape.STLength(): GIS calculated segment lengthArcGIS DynamicMapLayerhttps://hub.arcgis.com/datasets/aed6dc9d7fa042ef9ef108a5853e9bd8_27engCity of Madison, WI GIS Open Data PortalPublicTruck Routes [Wisconsin--Madison]Web servicesWisconsin--MadisonWisconsinLast Modified: 2018-06-15