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+ ...
+ }
+ConnectsToList ::= SEQUENCE (SIZE(1..16)) OF Connection
+
+ConnectingLane ::= SEQUENCE {
+ lane LaneID, -- Index of the connecting lane
+ maneuver AllowedManeuvers OPTIONAL
+ -- The Maneuver between
+ -- the enclosing lane and this lane
+ -- at the stop line to connect them
+ }
+
+
+Connection ::= SEQUENCE {
+ -- The subject lane connecting to this lane is:
+ connectingLane ConnectingLane,
+ -- The index of the connecting lane and also
+ -- the maneuver from the current lane to it
+ remoteIntersection IntersectionReferenceID OPTIONAL,
+ -- This entry is only used when the
+ -- indicated connecting lane belongs
+ -- to another intersection layout. This
+ -- provides a means to create meshes of lanes
+
+ -- SPAT mapping details at the stop line are:
+ signalGroup SignalGroupID OPTIONAL,
+ -- The matching signal group send by
+ -- the SPAT message for this lane/maneuver.
+ -- Shall be present unless the connectingLane
+ -- has no signal group (is un-signalized)
+ userClass RestrictionClassID OPTIONAL,
+ -- The Restriction Class of users this applies to
+ -- The use of some lane/maneuver and SignalGroupID
+ -- pairings are restricted to selected users.
+ -- When absent, the SignalGroupID applies to all
+
+ -- Movement assist details are given by:
+ connectionID LaneConnectionID OPTIONAL
+ -- An optional connection index used to
+ -- relate this lane connection to any dynamic
+ -- clearance data in the SPAT. Note that
+ -- the index may be shared with other
+ -- connections if the clearance data is common
+ }
+
+
+ConnectionManeuverAssist ::= SEQUENCE {
+ connectionID LaneConnectionID,
+ -- the common connectionID used by all lanes to which
+ -- this data applies
+ -- (this value traces to ConnectsTo entries in lanes)
+ -- Expected Clearance Information
+ queueLength ZoneLength OPTIONAL,
+ -- Unit = 1 meter, 0 = no queue
+ -- The distance from the stop line to the back
+ -- edge of the last vehicle in the queue,
+ -- as measured along the lane center line.
+ availableStorageLength ZoneLength OPTIONAL,
+ -- Unit = 1 meter, 0 = no space remains
+ -- Distance (e.g. beginning from the downstream
+ -- stop-line up to a given distance) with a high
+ -- probability for successfully executing the
+ -- connecting maneuver between the two lanes
+ -- during the current cycle.
+ -- Used for enhancing the awareness of vehicles
+ -- to anticipate if they can pass the stop line
+ -- of the lane. Used for optimizing the green wave,
+ -- due to knowledge of vehicles waiting in front
+ -- of a red light (downstream).
+ -- The element nextTime in TimeChangeDetails
+ -- in the containing data frame contains the next
+ -- timemark at which an active phase is expected,
+ -- a form of storage flush interval.
+ waitOnStop WaitOnStopline OPTIONAL,
+ -- If "true", the vehicles on this specific connecting
+ -- maneuver have to stop on the stop-line and not
+ -- to enter the collision area
+ pedBicycleDetect PedestrianBicycleDetect OPTIONAL,
+ -- true if ANY ped or bicycles are detected crossing
+ -- the above lanes. Set to false ONLY if there is a
+ -- high certainty that there are none present,
+ -- otherwise element is not sent.
+ regional SEQUENCE (SIZE(1..4)) OF
+ RegionalExtension {{Reg-ConnectionManeuverAssist}} OPTIONAL,
+ ...
+ }
+
+DataParameters ::= SEQUENCE {
+ processMethod IA5String(SIZE(1..255)) OPTIONAL,
+ processAgency IA5String(SIZE(1..255)) OPTIONAL,
+ lastCheckedDate IA5String(SIZE(1..255)) OPTIONAL,
+ geoidUsed IA5String(SIZE(1..255)) OPTIONAL,
+ ...
+ }
+
+EnabledLaneList ::= SEQUENCE (SIZE(1..16)) OF LaneID
+ -- The unique ID numbers for each
+ -- lane object which is 'active'
+ -- as part of the dynamic map contents.
+
+GenericLane ::= SEQUENCE {
+ laneID LaneID,
+ -- The unique ID number assigned
+ -- to this lane object
+ name DescriptiveName OPTIONAL,
+ -- often for debug use only
+ -- but at times used to name ped crossings
+ ingressApproach ApproachID OPTIONAL, -- inbound
+ egressApproach ApproachID OPTIONAL, -- outbound
+ -- Approach IDs to which this lane belongs
+ laneAttributes LaneAttributes,
+ -- All Attribute information about
+ -- the basic selected lane type
+ -- Directions of use, Geometric co-sharing
+ -- and Type Specific Attributes
+ -- These Attributes are 'lane - global' that is,
+ -- they are true for the entire length of the lane
+ maneuvers AllowedManeuvers OPTIONAL,
+ -- the permitted maneuvers for this lane
+ nodeList NodeListXY,
+ -- Lane spatial path information as well as
+ -- various Attribute information along the node path
+ -- Attributes found here are more general and may
+ -- come and go over the length of the lane.
+ connectsTo ConnectsToList OPTIONAL,
+ -- a list of other lanes and their signal group IDs
+ -- each connecting lane and its signal group ID
+ -- is given, therefore this element provides the
+ -- information formerly in "signalGroups" in prior
+ -- editions.
+ overlays OverlayLaneList OPTIONAL,
+ -- A list of any lanes which have spatial paths that
+ -- overlay (run on top of, and not simply cross)
+ -- the path of this lane when used
+ regional SEQUENCE (SIZE(1..4)) OF
+ RegionalExtension {{Reg-GenericLane}} OPTIONAL,
+ ...
+ }
+
+IntersectionAccessPoint ::= CHOICE {
+ lane LaneID,
+ approach ApproachID,
+ connection LaneConnectionID,
+ ...
+ }
+
+IntersectionGeometry ::= SEQUENCE {
+ name DescriptiveName OPTIONAL,
+ -- For debug use only
+ id IntersectionReferenceID,
+ -- A globally unique value set,
+ -- consisting of a regionID and
+ -- intersection ID assignment
+ revision MsgCount,
+
+ -- Required default values about lane descriptions follow
+ refPoint Position3D, -- The reference from which subsequent
+ -- data points are offset until a new
+ -- point is used.
+ laneWidth LaneWidth OPTIONAL,
+ -- Reference width used by all subsequent
+ -- lanes unless a new width is given
+ speedLimits SpeedLimitList OPTIONAL,
+ -- Reference regulatory speed limits
+ -- used by all subsequent
+ -- lanes unless a new speed is given
+ -- See Section 11 for converting and
+ -- translating speed expressed in mph
+ -- into units of m/s
+ -- Complete details regarding each lane type in this intersection
+ laneSet LaneList, -- Data about one or more lanes
+ -- (all lane data is found here)
+
+ -- Data describing how to use and request preemption and
+ -- priority services from this intersection (if supported)
+ -- NOTE Additonal data may be added in the next release of the
+ -- standard at this point to handle this concept
+ preemptPriorityData PreemptPriorityList OPTIONAL,
+ -- data about one or more regional
+ -- preempt or priority zones
+
+ regional SEQUENCE (SIZE(1..4)) OF
+ RegionalExtension {{Reg-IntersectionGeometry}} OPTIONAL,
+ ...
+ }
+
+IntersectionGeometryList ::= SEQUENCE (SIZE(1..32)) OF IntersectionGeometry
+
+IntersectionReferenceID ::= SEQUENCE {
+ region RoadRegulatorID OPTIONAL,
+ -- a globally unique regional assignment value
+ -- typical assigned to a regional DOT authority
+ -- the value zero shall be used for testing needs
+ id IntersectionID
+ -- a unique mapping to the intersection
+ -- in question within the above region of use
+ }
+
+IntersectionState ::= SEQUENCE {
+ name DescriptiveName OPTIONAL,
+ -- human readable name for intersection
+ -- to be used only in debug mode
+ id IntersectionReferenceID,
+ -- A globally unique value set, consisting of a
+ -- regionID and intersection ID assignment
+ -- provides a unique mapping to the
+ -- intersection MAP in question
+ -- which provides complete location
+ -- and approach/move/lane data
+ revision MsgCount,
+ status IntersectionStatusObject,
+ -- general status of the controller(s)
+ moy MinuteOfTheYear OPTIONAL,
+ -- Minute of current UTC year
+ -- used only with messages to be archived
+ timeStamp DSecond OPTIONAL,
+ -- the mSec point in the current UTC minute that
+ -- this message was constructed
+ enabledLanes EnabledLaneList OPTIONAL,
+ -- a list of lanes where the RevocableLane bit
+ -- has been set which are now active and
+ -- therefore part of the current intersection
+ states MovementList,
+ -- Each Movement is given in turn
+ -- and contains its signal phase state,
+ -- mapping to the lanes it applies to, and
+ -- point in time it will end, and it
+ -- may contain both active and future states
+ maneuverAssistList ManeuverAssistList OPTIONAL,
+ -- Assist data
+
+ regional SEQUENCE (SIZE(1..4)) OF
+ RegionalExtension {{Reg-IntersectionState}} OPTIONAL,
+ ...
+ }
+
+IntersectionStateList ::= SEQUENCE (SIZE(1..32)) OF IntersectionState
+
+LaneAttributes ::= SEQUENCE {
+ directionalUse LaneDirection, -- directions of lane use
+ sharedWith LaneSharing, -- co-users of the lane path
+ laneType LaneTypeAttributes, -- specific lane type data
+ regional RegionalExtension {{Reg-LaneAttributes}} OPTIONAL
+ }
+
+/*FIXME RGY moved to IS-DSRC-REGION-noCircular to cut circular import loop
+LaneDataAttribute ::= CHOICE {
+ -- Segment attribute types and the data needed for each
+ pathEndPointAngle DeltaAngle,
+ -- adjusts final point/width slant
+ -- of the lane to align with the stop line
+ laneCrownPointCenter RoadwayCrownAngle,
+ -- sets the canter of the road bed
+ -- from centerline point
+ laneCrownPointLeft RoadwayCrownAngle,
+ -- sets the canter of the road bed
+ -- from left edge
+ laneCrownPointRight RoadwayCrownAngle,
+ -- sets the canter of the road bed
+ -- from right edge
+ laneAngle MergeDivergeNodeAngle,
+ -- the angle or direction of another lane
+ -- this is required to support Japan style
+ -- when a merge point angle is required
+ speedLimits SpeedLimitList,
+ -- Reference regulatory speed limits
+ -- used by all segments
+
+ -- Add others as needed, in regional space
+ regional SEQUENCE (SIZE(1..4)) OF
+ RegionalExtension {{Reg-LaneDataAttribute}},
+ ...
+ }
+
+LaneDataAttributeList ::= SEQUENCE (SIZE(1..8)) OF LaneDataAttribute
+*/
+
+LaneList ::= SEQUENCE (SIZE(1..255)) OF GenericLane
+
+LaneSharing ::= BIT STRING {
+ -- With bits as defined:
+ overlappingLaneDescriptionProvided (0),
+ -- Assert when another lane object is present to describe the
+ -- path of the overlapping shared lane
+ -- this construct is not used for lane objects which simply cross
+ multipleLanesTreatedAsOneLane (1),
+ -- Assert if the lane object path and width details represents
+ -- multiple lanes within it that are not further described
+
+ -- Various modes and type of traffic that may share this lane:
+ otherNonMotorizedTrafficTypes (2), -- horse drawn etc.
+ individualMotorizedVehicleTraffic (3),
+ busVehicleTraffic (4),
+ taxiVehicleTraffic (5),
+ pedestriansTraffic (6),
+ cyclistVehicleTraffic (7),
+ trackedVehicleTraffic (8),
+ pedestrianTraffic (9)
+ } (SIZE (10))
+ -- All zeros would indicate 'not shared' and 'not overlapping'
+
+LaneTypeAttributes ::= CHOICE {
+ vehicle LaneAttributes-Vehicle, -- motor vehicle lanes
+ crosswalk LaneAttributes-Crosswalk, -- pedestrian crosswalks
+ bikeLane LaneAttributes-Bike, -- bike lanes
+ sidewalk LaneAttributes-Sidewalk, -- pedestrian sidewalk paths
+ median LaneAttributes-Barrier, -- medians & channelization
+ striping LaneAttributes-Striping, -- roadway markings
+ trackedVehicle LaneAttributes-TrackedVehicle, -- trains and trolleys
+ parking LaneAttributes-Parking, -- parking and stopping lanes
+ ...
+ }
+
+ManeuverAssistList ::= SEQUENCE (SIZE(1..16)) OF ConnectionManeuverAssist
+
+MovementEventList ::= SEQUENCE (SIZE(1..16)) OF MovementEvent
+
+MovementEvent ::= SEQUENCE {
+ eventState MovementPhaseState,
+ -- Consisting of:
+ -- Phase state (the basic 11 states)
+ -- Directional, protected, or permissive state
+
+ timing TimeChangeDetails OPTIONAL,
+ -- Timing Data in UTC time stamps for event
+ -- includes start and min/max end times of phase
+ -- confidence and estimated next occurrence
+
+ speeds AdvisorySpeedList OPTIONAL,
+ -- various speed advisories for use by
+ -- general and specific types of vehicles
+ -- supporting green-wave and other flow needs
+ -- See Section 11 for converting and translating
+ -- speed expressed in mph into units of m/s
+
+ regional SEQUENCE (SIZE(1..4)) OF
+ RegionalExtension {{Reg-MovementEvent}} OPTIONAL,
+ ...
+ }
+
+MovementList ::= SEQUENCE (SIZE(1..255)) OF MovementState
+
+MovementState ::= SEQUENCE {
+ movementName DescriptiveName OPTIONAL,
+ -- uniquely defines movement by name
+ -- human readable name for intersection
+ -- to be used only in debug mode
+ signalGroup SignalGroupID,
+ -- the group id is used to map to lists
+ -- of lanes (and their descriptions)
+ -- which this MovementState data applies to
+ -- see comments in the Remarks for usage details
+ state-time-speed MovementEventList,
+ -- Consisting of sets of movement data with:
+ -- a) SignalPhaseState
+ -- b) TimeChangeDetails, and
+ -- c) AdvisorySpeeds (optional )
+ -- Note one or more of the movement events may be for
+ -- a future time and that this allows conveying multiple
+ -- predictive phase and movement timing for various uses
+ -- for the current signal group
+ maneuverAssistList ManeuverAssistList OPTIONAL,
+ -- This information may also be placed in the
+ -- IntersectionState when common information applies to
+ -- different lanes in the same way
+ regional SEQUENCE (SIZE(1..4)) OF
+ RegionalExtension {{Reg-MovementState}} OPTIONAL,
+ ...
+ }
+
+/*FIXME RGY moved to IS-DSRC-REGION-noCircular to cut circular import loop
+NodeAttributeSetXY ::= SEQUENCE {
+ localNode NodeAttributeXYList OPTIONAL,
+ -- Attribute states which pertain to this node point
+ disabled SegmentAttributeXYList OPTIONAL,
+ -- Attribute states which are disabled at this node point
+ enabled SegmentAttributeXYList OPTIONAL,
+ -- Attribute states which are enabled at this node point
+ -- and which remain enabled until disabled or the lane ends
+ data LaneDataAttributeList OPTIONAL,
+ -- Attributes which require an additional data values
+ -- some of these are local to the node point, while others
+ -- persist with the provided values until changed
+ -- and this is indicated in each entry
+ dWidth Offset-B10 OPTIONAL,
+ -- A value added to the current lane width
+ -- at this node and from this node onwards, in 1cm steps
+ -- lane width between nodes are a linear taper between pts
+ -- the value of zero shall not be sent here
+ dElevation Offset-B10 OPTIONAL,
+ -- A value added to the current Elevation
+ -- at this node from this node onwards, in 10cm steps
+ -- elevations between nodes are a linear taper between pts
+ -- the value of zero shall not be sent here
+ regional SEQUENCE (SIZE(1..4)) OF
+ RegionalExtension {{Reg-NodeAttributeSetXY}} OPTIONAL,
+ ...
+ }
+
+NodeAttributeXYList ::= SEQUENCE (SIZE(1..8)) OF NodeAttributeXY
+
+NodeAttributeXY ::= ENUMERATED {
+ -- Various values which pertain only to the current node point
+
+ -- General Items
+ reserved,
+ stopLine, -- point where a mid-path stop line exists
+ -- See also 'do not block' for segments
+
+ -- Path finish details
+ roundedCapStyleA, -- Used to control final path rounded end shape
+ -- with edge of curve at final point in a circle
+ roundedCapStyleB, -- Used to control final path rounded end shape
+ -- with edge of curve extending 50% of width past
+ -- final point in a circle
+
+ -- Topography Points (items with no concept of a distance along the path)
+ mergePoint, -- Japan merge with 1 or more lanes
+ divergePoint, -- Japan diverge with 1 or more lanes
+ downstreamStopLine, -- Japan style downstream intersection
+ -- (a 2nd intersection) stop line
+ downstreamStartNode, -- Japan style downstream intersection
+ -- (a 2nd intersection) start node
+
+ -- Pedestrian Support Attributes
+ closedToTraffic, -- where a pedestrian may NOT go
+ -- to be used during construction events
+ safeIsland, -- a pedestrian safe stopping point
+ -- also called a traffic island
+ -- This usage described a point feature on a path,
+ -- other entries can describe a path
+ curbPresentAtStepOff, -- the sidewalk to street curb is NOT
+ -- angled where it meets the edge of the
+ -- roadway (user must step up/down)
+
+ -- Lane geometry details (see standard for defined shapes)
+ hydrantPresent, -- Or other services access
+ ...
+ }
+*/
+
+Node-LLmD-64b ::= SEQUENCE {
+ lon Longitude,
+ lat Latitude
+ }
+
+
+/*FIXME RGY moved to IS-DSRC-REGION-noCircular to cut circular import loop
+ Node-XY-20b ::= SEQUENCE {
+ x Offset-B10,
+ y Offset-B10
+ }
+
+Node-XY-22b ::= SEQUENCE {
+ x Offset-B11,
+ y Offset-B11
+ }
+
+
+Node-XY-24b ::= SEQUENCE {
+ x Offset-B12,
+ y Offset-B12
+ }
+
+
+Node-XY-26b ::= SEQUENCE {
+ x Offset-B13,
+ y Offset-B13
+ }
+
+
+Node-XY-28b ::= SEQUENCE {
+ x Offset-B14,
+ y Offset-B14
+ }
+
+
+Node-XY-32b ::= SEQUENCE {
+ x Offset-B16,
+ y Offset-B16
+ }
+*/
+
+NodeListXY ::= CHOICE {
+ nodes NodeSetXY,
+ -- a lane made up of two or more
+ -- XY node points and any attributes
+ -- defined in those nodes
+ computed ComputedLane,
+ -- a lane path computed by translating
+ -- the data defined by another lane
+ ...
+ }
+
+/*FIXME RGY moved to IS-DSRC-REGION-noCircular to cut circular import loop
+NodeOffsetPointXY ::= CHOICE {
+ -- Nodes with X,Y content
+ node-XY1 Node-XY-20b, -- node is within 5.11m of last node
+ node-XY2 Node-XY-22b, -- node is within 10.23m of last node
+ node-XY3 Node-XY-24b, -- node is within 20.47m of last node
+ node-XY4 Node-XY-26b, -- node is within 40.96m of last node
+ node-XY5 Node-XY-28b, -- node is within 81.91m of last node
+ node-XY6 Node-XY-32b, -- node is within 327.67m of last node
+ node-LatLon Node-LLmD-64b, -- node is a full 32b Lat/Lon range
+ regional RegionalExtension {{Reg-NodeOffsetPointXY}}
+ -- node which follows is of a
+ -- regional definition type
+ }
+
+NodeSetXY ::= SEQUENCE (SIZE(2..63)) OF NodeXY
+
+NodeXY ::= SEQUENCE {
+ delta NodeOffsetPointXY,
+ -- A choice of which X,Y offset value to use
+ -- this includes various delta values as well a regional choices
+ attributes NodeAttributeSetXY OPTIONAL,
+ -- Any optional Attributes which are needed
+ -- This includes changes to the current lane width and elevation
+ ...
+}
+*/
+
+OverlayLaneList ::= SEQUENCE (SIZE(1..5)) OF LaneID
+ -- The unique ID numbers for any lane object which have
+ -- spatial paths that overlay (run on top of, and not
+ -- simply cross with) the current lane.
+ -- Such as a train path that overlays a motor vehicle
+ -- lane object for a roadway segment.
+
+Position3D ::= SEQUENCE {
+ lat Latitude, -- in 1/10th micro degrees
+ long Longitude, -- in 1/10th micro degrees
+ elevation Elevation OPTIONAL, -- in 10 cm units
+ regional SEQUENCE (SIZE(1..4)) OF
+ RegionalExtension {{Reg-Position3D}} OPTIONAL,
+ ...
+ }
+
+PreemptPriorityList ::= SEQUENCE (SIZE(1..32)) OF SignalControlZone
+
+/*FIXME RGY moved to IS-DSRC-REGION-noCircular to cut circular import loop
+RegulatorySpeedLimit ::= SEQUENCE {
+ type SpeedLimitType,
+ -- The type of regulatory speed which follows
+ speed Velocity
+ -- The speed in units of 0.02 m/s
+ -- See Section 11 for converting and translating
+ -- speed expressed in mph into units of m/s
+ }
+*/
+
+RequestorDescription ::= SEQUENCE {
+ id VehicleID,
+ -- The ID used in the BSM or CAM of the requestor
+ -- This ID is presumed not to change
+ -- during the exchange
+ type RequestorType OPTIONAL,
+ -- Information regarding all type and class data
+ -- about the requesting vehicle
+ position RequestorPositionVector OPTIONAL,
+ -- The location of the requesting vehicle
+ name DescriptiveName OPTIONAL,
+ -- A human readable name for debugging use
+ -- Support for Transit requests
+ routeName DescriptiveName OPTIONAL,
+ -- A string for transit operations use
+ transitStatus TransitVehicleStatus OPTIONAL,
+ -- current vehicle state (loading, etc.)
+ transitOccupancy TransitVehicleOccupancy OPTIONAL,
+ -- current vehicle occupancy
+ transitSchedule DeltaTime OPTIONAL,
+ -- current vehicle schedule adherence
+
+ regional SEQUENCE (SIZE(1..4)) OF
+ RegionalExtension {{Reg-RequestorDescription}} OPTIONAL,
+ ...
+ }
+
+RequestorPositionVector ::= SEQUENCE {
+ position Position3D,
+ heading Angle OPTIONAL,
+ speed TransmissionAndSpeed OPTIONAL,
+ ...
+ }
+
+RequestorType ::= SEQUENCE {
+ -- Defines who is requesting
+ role BasicVehicleRole, -- Basic role of this user at this time
+ subrole RequestSubRole OPTIONAL, -- A local list with role based items
+
+ -- Defines what kind of request (a level of importance in the Priority Scheme)
+ request RequestImportanceLevel OPTIONAL, -- A local list with request items
+
+ -- Additional classification details
+ iso3883 Iso3833VehicleType OPTIONAL,
+ hpmsType VehicleType OPTIONAL, -- HPMS classification types
+
+ regional RegionalExtension {{Reg-RequestorType}} OPTIONAL,
+ ...
+ }
+
+RestrictionClassAssignment ::= SEQUENCE {
+ id RestrictionClassID,
+ -- the unique value (within an intersection or local region)
+ -- that is assigned to this group of users
+ users RestrictionUserTypeList
+ -- The list of user types/classes
+ -- to which this restriction ID applies
+ }
+
+RestrictionClassList ::= SEQUENCE (SIZE(1..254)) OF RestrictionClassAssignment
+
+RestrictionUserTypeList ::= SEQUENCE (SIZE(1..16)) OF RestrictionUserType
+
+RestrictionUserType ::= CHOICE {
+ basicType RestrictionAppliesTo,
+ -- a set of the most commonly used types
+ regional SEQUENCE (SIZE(1..4)) OF
+ RegionalExtension {{Reg-RestrictionUserType}},
+ ...
+ }
+
+RoadLaneSetList ::= SEQUENCE (SIZE(1..255)) OF GenericLane
+
+RoadSegmentReferenceID ::= SEQUENCE {
+ region RoadRegulatorID OPTIONAL,
+ -- a globally unique regional assignment value
+ -- typically assigned to a regional DOT authority
+ -- the value zero shall be used for testing needs
+ id RoadSegmentID
+ -- a unique mapping to the road segment
+ -- in question within the above region of use
+ -- during its period of assignment and use
+ -- note that unlike intersectionID values,
+ -- this value can be reused by the region
+ }
+
+RoadSegment ::= SEQUENCE {
+ name DescriptiveName OPTIONAL,
+ id RoadSegmentReferenceID,
+ -- a globally unique value for the segment
+ revision MsgCount,
+ -- Required default values about the descriptions to follow
+ refPoint Position3D, -- the reference from which subsequent
+ -- data points are offset until a new
+ -- point is used.
+ laneWidth LaneWidth OPTIONAL,
+ -- Reference width used by all subsequent
+ -- lanes unless a new width is given
+ speedLimits SpeedLimitList OPTIONAL,
+ -- Reference regulatory speed limits
+ -- used by all subsequent
+ -- lanes unless a new speed is given
+ -- See Section 11 for converting and
+ -- translating speed expressed in mph
+ -- into units of m/s
+
+ -- Data describing disruptions in the RoadSegment
+ -- such as work zones etc will be added here;
+ -- in the US the SAE ITIS codes would be used here
+ -- The details regarding each lane type in the RoadSegment
+ roadLaneSet RoadLaneSetList,
+
+ regional SEQUENCE (SIZE(1..4)) OF
+ RegionalExtension {{Reg-RoadSegment}} OPTIONAL,
+ ...
+ }
+
+RoadSegmentList ::= SEQUENCE (SIZE(1..32)) OF RoadSegment
+
+/*FIXME RGY moved to IS-DSRC-REGION-noCircular to cut circular import loop
+SegmentAttributeXYList ::= SEQUENCE (SIZE(1..8)) OF SegmentAttributeXY
+*/
+
+SignalControlZone ::= SEQUENCE {
+ zone RegionalExtension {{Reg-SignalControlZone}},
+ ...
+ }
+
+SignalRequesterInfo ::= SEQUENCE {
+ -- These three items serve to uniquely identify the requester
+ -- and the specific request to all parties
+ id VehicleID,
+ request RequestID,
+ sequenceNumber MsgCount,
+ role BasicVehicleRole OPTIONAL,
+
+ typeData RequestorType OPTIONAL,
+ -- Used when addition data besides the role
+ -- is needed, at which point the role entry
+ -- above is not sent.
+ ...
+ }
+
+SignalRequestList ::= SEQUENCE (SIZE(1..32)) OF SignalRequestPackage
+
+SignalRequestPackage ::= SEQUENCE {
+ request SignalRequest,
+ -- The specific request to the intersection
+ -- contains IntersectionID, request type,
+ -- requested action (approach/lane request)
+
+ -- The Estimated Time of Arrival (ETA) when the service is requested
+ minute MinuteOfTheYear OPTIONAL,
+ second DSecond OPTIONAL,
+ duration DSecond OPTIONAL,
+ -- The duration value is used to provide a short interval that
+ -- extends the ETA so that the requesting vehicle can arrive at
+ -- the point of service with uncertainty or with some desired
+ -- duration of service. This concept can be used to avoid needing
+ -- to frequently update the request.
+ -- The requester must update the ETA and duration values if the
+ -- period of services extends beyond the duration time.
+ -- It should be assumed that if the vehicle does not clear the
+ -- intersection when the duration is reached, the request will
+ -- be cancelled and the intersection will revert to
+ -- normal operation.
+
+ regional SEQUENCE (SIZE(1..4)) OF
+ RegionalExtension {{Reg-SignalRequestPackage}} OPTIONAL,
+ ...
+ }
+
+SignalRequest ::= SEQUENCE {
+ -- the unique ID of the target intersection
+ id IntersectionReferenceID,
+
+ -- The unique requestID used by the requestor
+ requestID RequestID,
+
+ -- The type of request or cancel for priority or preempt use
+ -- when a prior request is canceled, only the requestID is needed
+ requestType PriorityRequestType,
+
+ -- In typical use either an approach or a lane number would
+ -- be given, this indicates the requested
+ -- path through the intersection to the degree it is known.
+ inBoundLane IntersectionAccessPoint,
+ -- desired entry approach or lane
+ outBoundLane IntersectionAccessPoint OPTIONAL,
+ -- desired exit approach or lane
+ -- the values zero is used to indicate
+ -- intent to stop within the intersection
+ regional SEQUENCE (SIZE(1..4)) OF
+ RegionalExtension {{Reg-SignalRequest}} OPTIONAL,
+ ...
+ }
+
+SignalStatusList ::= SEQUENCE (SIZE(1..32)) OF SignalStatus
+
+SignalStatusPackageList ::= SEQUENCE (SIZE(1..32)) OF SignalStatusPackage
+
+SignalStatusPackage ::= SEQUENCE {
+ -- The party that made the initial SRM request
+ requester SignalRequesterInfo OPTIONAL,
+ -- The lanes or approaches used in the request
+ inboundOn IntersectionAccessPoint, -- estimated lane / approach of vehicle
+ outboundOn IntersectionAccessPoint OPTIONAL,
+
+ -- The Estimated Time of Arrival (ETA) when the service is requested
+ -- This data echos the data of the request
+ minute MinuteOfTheYear OPTIONAL,
+ second DSecond OPTIONAL,
+ duration DSecond OPTIONAL,
+
+ -- the SRM status for this request
+ status PrioritizationResponseStatus,
+ -- Status of request, this may include rejection
+
+ regional SEQUENCE (SIZE(1..4)) OF
+ RegionalExtension {{Reg-SignalStatusPackage}} OPTIONAL,
+ ...
+ }
+
+SignalStatus ::= SEQUENCE {
+ sequenceNumber MsgCount,
+ -- changed whenever the below contents have change
+ id IntersectionReferenceID,
+ -- this provides a unique mapping to the
+ -- intersection map in question
+ -- which provides complete location
+ -- and approach/movement/lane data
+ -- as well as zones for priority/preemption
+ sigStatus SignalStatusPackageList,
+ -- a list of detailed status containing all
+ -- priority or preemption state data, both
+ -- active and pending, and who requested it
+ -- requests which are denied are also listed
+ -- here for a short period of time
+ regional SEQUENCE (SIZE(1..4)) OF
+ RegionalExtension {{Reg-SignalStatus}} OPTIONAL,
+ ...
+ }
+
+/*FIXME RGY moved to IS-DSRC-REGION-noCircular to cut circular import loop
+SpeedLimitList ::= SEQUENCE (SIZE(1..9)) OF RegulatorySpeedLimit
+
+
+SpeedLimitType ::= ENUMERATED {
+ unknown, -- Speed limit type not available
+ maxSpeedInSchoolZone, -- Only sent when the limit is active
+ maxSpeedInSchoolZoneWhenChildrenArePresent, -- Sent at any time
+ maxSpeedInConstructionZone, -- Used for work zones, incident zones, etc.
+ -- where a reduced speed is present
+ vehicleMinSpeed,
+ vehicleMaxSpeed, -- Regulatory speed limit for general traffic
+ vehicleNightMaxSpeed,
+
+ truckMinSpeed,
+ truckMaxSpeed,
+ truckNightMaxSpeed,
+
+ vehiclesWithTrailersMinSpeed,
+ vehiclesWithTrailersMaxSpeed,
+ vehiclesWithTrailersNightMaxSpeed,
+ ...
+ }
+*/
+
+TimeChangeDetails ::= SEQUENCE {
+ startTime TimeMark OPTIONAL,
+ -- When this phase 1st started
+ minEndTime TimeMark,
+ -- Expected shortest end time
+ maxEndTime TimeMark OPTIONAL,
+ -- Expected longest end time
+
+ likelyTime TimeMark OPTIONAL,
+ -- Best predicted value based on other data
+ confidence TimeIntervalConfidence OPTIONAL,
+ -- Applies to above time element only
+
+ nextTime TimeMark OPTIONAL
+ -- A rough estimate of time when
+ -- this phase may next occur again
+ -- used to support various ECO driving power
+ -- management needs.
+ }
+
+TimeMark ::= INTEGER (0..36001)
+ -- Tenths of a second in the current or next hour
+ -- In units of 1/10th second from UTC time
+ -- A range of 0~36000 covers one hour
+ -- The values 35991..36000 are used when a leap second occurs
+ -- The value 36001 is used to indicate time >3600 seconds
+ -- 36002 is to be used when value undefined or unknown
+ -- Note that this is NOT expressed in GPS time
+ -- or in local time
+
+TransmissionAndSpeed ::= SEQUENCE {
+ transmisson TransmissionState,
+ speed Velocity
+ }
+
+VehicleID ::= CHOICE {
+ entityID TemporaryID,
+ stationID StationID
+ }
+
+
+-- -_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_
+--
+-- Start of entries from table Data_Elements...
+-- This table typicaly contains data element entries.
+-- -_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_
+--
+
+AdvisorySpeedType ::= ENUMERATED {
+ none (0),
+ greenwave (1),
+ ecoDrive (2),
+ transit (3),
+ ...
+ } -- Note: subject to further growth
+
+AllowedManeuvers ::= BIT STRING {
+ -- With bits as defined:
+ -- Allowed maneuvers at path end (stop line)
+ -- All maneuvers with bits not set are therefore prohibited !
+ -- A value of zero shall be used for unknown, indicating no Maneuver
+ maneuverStraightAllowed (0),
+ -- a Straight movement is allowed in this lane
+ maneuverLeftAllowed (1),
+ -- a Left Turn movement is allowed in this lane
+ maneuverRightAllowed (2),
+ -- a Right Turn movement is allowed in this lane
+ maneuverUTurnAllowed (3),
+ -- a U turn movement is allowed in this lane
+ maneuverLeftTurnOnRedAllowed (4),
+ -- a Stop, and then proceed when safe movement
+ -- is allowed in this lane
+ maneuverRightTurnOnRedAllowed (5),
+ -- a Stop, and then proceed when safe movement
+ -- is allowed in this lane
+ maneuverLaneChangeAllowed (6),
+ -- a movement which changes to an outer lane
+ -- on the egress side is allowed in this lane
+ -- (example: left into either outbound lane)
+ maneuverNoStoppingAllowed (7),
+ -- the vehicle should not stop at the stop line
+ -- (example: a flashing green arrow)
+ yieldAllwaysRequired (8),
+ -- the allowed movements above are not protected
+ -- (example: an permanent yellow condition)
+ goWithHalt (9),
+ -- after making a full stop, may proceed
+ caution (10),
+ -- proceed past stop line with caution
+ reserved1 (11)
+ -- used to align to 12 Bit Field
+
+ } (SIZE(12))
+
+Angle ::= INTEGER (0..28800)
+ -- LSB of 0.0125 degrees
+ -- A range of 0 to 359.9875 degrees
+
+ApproachID ::= INTEGER (0..15) -- zero to be used when valid value is unknown
+
+BasicVehicleRole ::= ENUMERATED {
+ -- Values used in the EU and in the US
+ basicVehicle (0), -- Light duty passenger vehicle type
+ publicTransport (1), -- Used in EU for Transit us
+ specialTransport (2), -- Used in EU (e.g. heavy load)
+ dangerousGoods (3), -- Used in EU for any HAZMAT
+ roadWork (4), -- Used in EU for State and Local DOT uses
+ roadRescue (5), -- Used in EU and in the US to include tow trucks.
+ emergency (6), -- Used in EU for Police, Fire and Ambulance units
+ safetyCar (7), -- Used in EU for Escort vehicles
+ -- Begin US unique numbering
+ none-unknown (8), -- added to follow current SAE style guidelines
+ truck (9), -- Heavy trucks with additional BSM rights and obligations
+ motorcycle (10), --
+ roadSideSource (11), -- For infrastructure generated calls such as
+ -- fire house, rail infrastructure, roadwork site, etc.
+ police (12), --
+ fire (13), --
+ ambulance (14), -- (does not include private para-transit etc.)
+ dot (15), -- all roadwork vehicles
+ transit (16), -- all transit vehicles
+ slowMoving (17), -- to also include oversize etc.
+ stopNgo (18), -- to include trash trucks, school buses and others
+ -- that routinely disturb the free flow of traffic
+ cyclist (19), --
+ pedestrian (20), -- also includes those with mobility limitations
+ nonMotorized (21), -- other, horse drawn, etc.
+ military (22), --
+ ...
+ }
+
+/*FIXME RGY moved to IS-DSRC-REGION-noCircular to cut circular import loop
+DeltaAngle ::= INTEGER (-150..150)
+ -- With an angle range from
+ -- negative 150 to positive 150
+ -- in one degree steps where zero is directly
+ -- along the axis or the lane center line as defined by the
+ -- two closest points
+
+DeltaTime ::= INTEGER (-122 .. 121)
+ -- Supporting a range of +/- 20 minute in steps of 10 seconds
+ -- the value of -121 shall be used when more than -20 minutes
+ -- the value of +120 shall be used when more than +20 minutes
+ -- the value -122 shall be used when the value is unavailable
+*/
+
+DescriptiveName ::= IA5String (SIZE(1..63))
+
+DrivenLineOffsetLg ::= INTEGER (-32767..32767)
+ -- LSB units are 1 cm.
+
+DrivenLineOffsetSm ::= INTEGER (-2047..2047)
+ -- LSB units are 1 cm.
+
+DSecond ::= INTEGER (0..65535) -- units of milliseconds
+
+DSRCmsgID ::= INTEGER (0..32767)
+ mapData DSRCmsgID ::= 18 -- MAP, intersections
+ signalPhaseAndTimingMessage DSRCmsgID ::= 19 -- SPAT
+ signalRequestMessage DSRCmsgID ::= 29 -- SRM
+ signalStatusMessage DSRCmsgID ::= 30 -- SSM
+
+Elevation ::= INTEGER (-4096..61439)
+ -- In units of 10 cm steps above or below the reference ellipsoid
+ -- Providing a range of -409.5 to + 6143.9 meters
+ -- The value -4096 shall be used when Unknown is to be sent
+
+IntersectionID ::= INTEGER (0..65535)
+ -- The values zero through 255 are allocated for testing purposes
+ -- Note that the value assigned to an intersection will be
+ -- unique within a given regional ID only
+
+IntersectionStatusObject ::= BIT STRING {
+ manualControlIsEnabled (0),
+ -- Timing reported is per programmed values, etc. but person
+ -- at cabinet can manually request that certain intervals are
+ -- terminated early (e.g. green).
+ stopTimeIsActivated (1),
+ -- And all counting/timing has stopped.
+ failureFlash (2),
+ -- Above to be used for any detected hardware failures,