Description: Irvine Centerline feature class includes the centerlines of all street types within the City of Irvine including freeway, corridor, expressway, major 8 lanes, major 6 lanes, primary, secondary, commuter, local, private, railroad, names driveway and un-named driveway.0 Unknown10 Freeway20 Corridor30 Expressway40 Major 8 Lanes50 Major 6 Lanes60 Primary70 Secondary80 Commuter90 Local99 Non-Landrecord street100 Private200 Railroad300 Ramp999 Named Driveway9999 Un-named Driveway250 Signal Intersection95 Public Trail