| value | description | 
|---|---|
| bridgeSwingInOperation | |
| carPoolLaneInOperation | |
| closedPermanentlyForTheWinter | |
| contraflow | |
| convoyServiceDueToBadWeather | |
| intermittentClosures | |
| intermittentShortTermClosures | |
| laneOrCarriagewayClosed | |
| narrowLanes | |
| noOvertaking | |
| noThroughTraffic | |
| overnightClosures | |
| restrictions | |
| roadClosed | |
| rushHourLaneInOperation | |
| singleAlternateLineTraffic | |
| tidalFlowLaneInOperation | |
| trafficContolInOperation | |
| trafficHeld | |
| useOfSpecifiedLaneAllowed | |
| useSpecifiedLane | |
| useUnderSpecifiedRestrictions | |
| other |