The WorkZoneRoadEvent
object describes a work zone road event including where, when, and what activities are taking place within a work zone on a roadway. A full "work zone" is represented by one or more WorkZoneRoadEvent
s.
The WorkZoneRoadEvent
is a type of road event; it has a core_details
property which contains the RoadEventCoreDetails and exists within a RoadEventFeature.
Name | Type | Description | Conformance | Notes |
---|---|---|---|---|
core_details |
RoadEventCoreDetails | The core details of the road event that are shared by all types of road events, not specific to work zones. | Required | |
start_date |
String; date-time | The UTC time and date when the event begins. | Required | All datetime formats shall follow RFC 3339 Section 5.6. Example: 2016-11-03T19:37:00Z . |
end_date |
String; date-time | The UTC time and date when the event ends. | Required | All datetime formats shall follow RFC 3339 Section 5.6. Example: 2016-11-03T19:37:00Z . |
start_date_accuracy |
TimeVerification | A measure of how accurate the start date-time is. | Required | |
end_date_accuracy |
TimeVerification | A measure of how accurate the end date-time is. | Required | |
beginning_accuracy |
SpatialVerification | Indicates how the beginning coordinate was defined. | Required | |
ending_accuracy |
SpatialVerification | Indicates how the ending coordinate was defined. | Required | |
location_method |
LocationMethod | The typical method used to locate the beginning and end of a work zone impact area. | Required | |
vehicle_impact |
VehicleImpact | The impact to vehicular lanes along a single road in a single direction. | Required | |
lanes |
Array; [Lane] | A list of individual lanes within a road event (roadway segment). | Optional | |
beginning_cross_street |
String | Name or number of the nearest cross street along the roadway where the event begins. | Optional | |
ending_cross_street |
String | Name or number of the nearest cross street along the roadway where the event ends. | Optional | |
beginning_milepost |
Number | The linear distance measured against a milepost marker along a roadway where the event begins. | Optional | A milepost or mile marker is a surveyed distance posted along a roadway measuring the length (in miles or tenth of a mile) from the south west to the north east. These markers are typically notated on State and local government digital road networks. |
ending_milepost |
Number | The linear distance measured against a milepost marker along a roadway where the event ends. | Optional | A milepost or mile marker is a surveyed distance posted along a roadway measuring the length (in miles or tenth of a mile) from the south west to the north east. These markers are typically notated on State and local government digital road networks. |
event_status |
EventStatus | The status of the event. | Optional | |
types_of_work |
Array; [TypeOfWork] | A list of the types of work being done in a road event and an indiciation of if each type results in an architectural change to the roadway. | Optional | |
worker_presence |
WorkerPresence | Information about whether workers are present in the road event area. | Optional | |
reduced_speed_limit_kph |
Number | The reduced speed limit posted within the road event, in kilometers per hour. This property only needs to be supplied if the speed limit within the road event is lower than the posted speed limit of the roadway. | Optional | |
restrictions |
Array; [Restriction] | A list of zero or more road restrictions that apply to the roadway segment described by this road event. | Optional | Restrictions can also be provided on an individual lane. |
Property | Object |
---|---|
properties |
RoadEventFeature |