Element supplementaryPositionalDescription
The generic element supplementaryPositionalDescription provides additional location information, such as the specific lane, lanes, or length of a location. The element consists of one (or more) optional elements locationDescriptor and one (or more) required element(s) affectedCarriagewayAndLanes.

Attributes
Attribute |
Type |
Required |
Domain |
Description |
locationPrecision |
MetresAsNonNegativeInteger |
No |
>=0 |
Indicates that the location is provided with a precision better than the specified value in meters |
Elements
Element |
Type |
Required |
Domain |
Description |
directionPurpose |
DirectionPurposeEnum |
No |
nbound, outbound |
Main purpose of a direction of a road |
geographicDescriptor |
GeographicCharacteristicEnum |
No |
aroundABendInRoad, onBorder, onPass, overCrestOfHill |
Description that identifies a geographic feature to help identify the specific location |
infrastructureDescriptor |
InfrastructureDescriptorEnum |
No |
atMotorwayInterchange, atRestArea, atServiceArea, atTollPlaza, atTunnelEntryOrExit, inGallery, inTunnel, onBridge, onConnector, onElevatedSection, onFlyover, onIceRoad, onLevelCrossing, onLinkRoad, onRoundabout, onTheRoadway, onUndergroundSection, onUnderpass, withinJunction |
Description that identifies infrastructure to help identify the specific location |
lengthAffected |
MetresAsFloat |
No |
>=0 |
Specifies the length (in meters) of the affected carriageway (and lanes) related to the associated traffic element |
locationDescription |
MultilingualString |
No |
N/A |
Additional human-readable description of the location |
positionOnCarriageway |
RelativePositionOnCarriagewayEnum |
No |
inTheCentre, onTheLeft, onTheRight |
Identifies a relative position on the carriageway |
sequentialRampNumber |
NonNegativeInteger |
No |
>=0 |
Sequential number of an exit/entry slip road from a specific location in a given direction |
carriageway |
Carriageway |
1 or more, see explanation |
N/A |
Specifies which part of the carriageway the location applies to |
namedArea |
NamedArea |
No |
N/A |
An area defined by a name and/or known boundaries such as national or provincial borders or assigned control areas of an authority |
roadInformation |
RoadInformation |
0, 1 or more |
N/A |
Information about one or more roads. The location may correspond to part of the identified road, the entire identified section, or a combination of multiple sections |
Subelement carriageway
Using one or more carriageway elements, additional carriageway information is provided regarding (the endpoint of) the location.
Element |
Type |
Required |
Domain |
Description |
carriageway |
CarriagewayEnum |
Yes |
connectingCarriageway, cycleTrack, entrySlipRoad, exitSlipRoad, flyover, footpath, leftHandFeederRoad, leftHandParallelCarriageway, mainCarriageway, oppositeCarriageway, parallelCarriageway, rightHandFeederRoad, rightHandParallelCarriageway, roundabout, serviceRoad, slipRoads, underpass, unspecifiedCarriageway |
Specifies which part of the carriageway the location applies to |
originalNumberOfLanes |
Integer |
No |
N/A |
Normal number of lanes, potentially available for through traffic, before reduction due to situations. Emergency lanes should not be counted unless they are sometimes operational for through traffic |
lane |
Lane |
0, 1 or more |
N/A |
Specifies a specific lane or group of lanes |
Note
The value 'slipRoads' in carriageway should only be used for messages where no specific lane indication is possible, such as "it’s slippery on the on- and off-ramps."
Subelement lane
Element |
Type |
Required |
Domain |
Description |
laneNumber |
Integer |
No |
N/A |
The lane number, with 1 being closest to the shoulder/edge and increasing towards the center median |
laneUsage |
LaneEnum |
No |
allLanesCompleteCarriageway, busLane, busStop, carPoolLane, centralReservation, crawlerLane, cycleLane, emergencyLane, escapeLane, expressLane, hardShoulder, heavyVehicleLane, layBy, leftHandTurningLane, leftLane, localTrafficLane, middleLane, overtakingLane, rightHandTurningLane, rightLane, rushHourLane, setDownArea, slowVehicleLane, throughTrafficLane, tidalFlowLane, turningLane, verge |
Specifies the specific lane the location refers to |
Subelement namedArea
An area defined by a name and/or known boundaries, such as national or provincial borders or assigned control areas of a particular authority. The attributes do not form a unit; instead, the smallest intersection forms the resulting area.
Element |
Type |
Required |
Domain |
Description |
areaName |
MultilingualString |
Yes |
N/A |
The name of the area |
namedAreaType |
NamedAreaTypeEnum |
No |
applicationRegion, continent, country, countryGroup, carParkArea, carpoolArea, fuzzyArea, industrialArea, lake, meteorologicalArea, metropolitanArea, municipality, parkAndRideSite, ruralCounty, sea, touristArea, trafficArea, urbanCounty, order1AdministrativeArea, order2AdministrativeArea, order3AdministrativeArea, order4AdministrativeArea, order5AdministrativeArea, policeForceControlArea, roadOperatorControlArea, waterArea |
The type of area |
country |
CountryEnum |
Yes |
nl |
Country of the sending party according to ISO 3166-1 |
Element |
Type |
Required |
Domain |
Description |
roadDestination |
String |
No |
N/A |
A destination associated with this road |
roadName |
String |
No |
N/A |
The name of the road |
roadNumber |
String |
No |
N/A |
The road number assigned by the road operator |
Example
<supplementaryPositionalDescription>
<lengthAffected>500</lengthAffected>
<carriageway>
<carriageway>connectingCarriageway</carriageway>
<carriageway>connectingCarriageway</carriageway>
</carriageway>
</supplementaryPositionalDescription>
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