The RoadEventDataSource
object describes information about a specific data source used to build a work zone data feed. A WZDx feed must contain at least one RoadEventDataSource
, included as an entry in the data_sources
array of the RoadEventFeedInfo
object.
Name | Type | Description | Conformance | Notes |
---|---|---|---|---|
data_source_id |
String | Unique identifier for the data source organization providing work zone data. | Required | Linked to a RoadEvent by the RoadEvent 's data_source_id property. |
organization_name |
String | The name of the organization for the authoritative source of the work zone data. | Required | Example: County DOT |
location_method |
LocationMethod | The typical method used to locate the beginning and end of a work zone impact area. | Required | |
update_date |
String; date-time | The UTC date and time when the data source was last updated. | Optional | All date-time formats shall follow RFC 3339 Section 5.6. Example: 2016-11-03T19:37:00Z |
update_frequency |
Integer | The frequency in seconds at which the data source is updated. | Optional | |
contact_name |
String | The name of the individual or group responsible for the work zone data source. | Optional | Example: Jo Help |
contact_email |
String; email | The email address of the individual or group responsible for the data source. | Optional | |
location_verify_method |
String | The method used to verify the accuracy of the location information. | Optional | Example: Survey accurate GPS equipment accurate to 0.1 cm |
lrs_type |
String | Describes the type of linear referencing system (LRS) used for the milepost measurements. | Optional | Example: Use of milemarkers posted by the roadways. These are registered to a dynamic segmentation of statewide LRS basemap. |
lrs_url |
String; uri | A URL where additional information on the LRS information and transformation information is stored. | Optional | Example https://aaa.bbb.com/lrs |
Property | Object |
---|---|
data_sources |
RoadEventFeedInfo |
The value of a RoadEventDataSource
's data_source_id
property should match the value of the data_source_id
property of at least one RoadEvent that is included within the same WZDx GeoJSON document.