abandonedVehicle | EnumerationLiteral
| 0 | Abandoned vehicle(s) on the roadway which may cause traffic disruption. |
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abnormalLoad | EnumerationLiteral
| 1 | Vehicle(s) carrying exceptional load(s) which may cause traffic disruption. |
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brokenDownBus | EnumerationLiteral
| 2 | Broken down passenger vehicle(s) on the carriageway which may cause traffic disruption. |
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brokenDownHeavyLorry | EnumerationLiteral
| 3 | Broken down heavy lorry/lorries on the carriageway which may cause traffic disruption. |
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brokenDownVehicle | EnumerationLiteral
| 4 | Broken down vehicle(s) on the carriageway which may cause traffic disruption. |
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convoy | EnumerationLiteral
| 5 | A group of vehicles moving together in formation which may cause traffic disruption. |
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damagedVehicle | EnumerationLiteral
| 6 | Damaged vehicle(s) on the carriageway which may cause traffic disruption. |
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dangerousSlowMovingVehicle | EnumerationLiteral
| 7 | Dangerous slow moving vehicles which may cause traffic disruption. |
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emergencyVehicle | EnumerationLiteral
| 8 | Emergency service vehicles on the roadway in response to an emergency situation. |
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highSpeedEmergencyVehicle | EnumerationLiteral
| 9 | Emergency service vehicles progressing at high speed along the roadway in response to or en route from an emergency situation. |
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longLoad | EnumerationLiteral
| 10 | A vehicle of length greater than that normally allowed which may cause traffic disruption. |
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militaryConvoy | EnumerationLiteral
| 11 | A group of military vehicles moving together in formation which may cause traffic disruption. |
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overheightVehicle | EnumerationLiteral
| 12 | Vehicles of height greater than normally allowed which may cause traffic disruption. |
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prohibitedVehicleOnTheRoadway | EnumerationLiteral
| 13 | Vehicles not normally permitted on the highway are present which may cause traffic disruption. |
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saltingOrGrittingVehicleInUse | EnumerationLiteral
| 14 | Salting and gritting vehicles are in use which may cause traffic disruption. |
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slowMovingMaintenanceVehicle | EnumerationLiteral
| 15 | Slow moving vehicles undertaking maintenance work may pose a hazard to other vehicles on the carriageway. |
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slowVehicle | EnumerationLiteral
| 16 | A vehicle travelling at well below normal highway speeds which may cause traffic disruption. |
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snowplough | EnumerationLiteral
| 17 | Snowploughs are in use which may cause traffic disruption. |
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trackLayingVehicle | EnumerationLiteral
| 18 | Tracked vehicles are in use which may cause traffic disruption. |
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unlitVehicleOnTheRoad | EnumerationLiteral
| 19 | Vehicles without lights are in use which may present a hazard to road users. |
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vehicleOnFire | EnumerationLiteral
| 20 | A vehicle is or has been on fire and may cause traffic disruption. |
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vehicleCarryingHazardousMaterials | EnumerationLiteral
| 21 | Vehicles carrying materials of a hazardous nature are present and these could expose road users to additional hazards. |
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vehicleInDifficulty | EnumerationLiteral
| 22 | A vehicle is experiencing difficulties (e.g. manoeuvring or propulsion difficulties) which may cause traffic disruption. |
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vehicleOnWrongCarriageway | EnumerationLiteral
| 23 | A vehicle is travelling the wrong way along a divided highway (i.e. on the wrong side). |
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vehicleStuck | EnumerationLiteral
| 24 | One or more vehicles are stuck (i.e. unable to move) due to environmental conditions such as a snow drift or severe icy road. |
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vehicleStuckUnderBridge | EnumerationLiteral
| 25 | A vehicle is stuck under a bridge. |
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vehicleWithOverheightLoad | EnumerationLiteral
| 26 | An over-height vehicle which may present a hazard to road users. |
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vehicleWithOverwideLoad | EnumerationLiteral
| 27 | A vehicle of width greater than that normally allowed which may cause traffic disruption. |
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other | EnumerationLiteral
| 28 | Other than as defined in this enumeration. |
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