WorkerPresenceMethod Enumerated Type

Describes methods for how worker presence in a work zone event area is determined.

Values

Value	Description
`camera-monitoring`	Cameras in the work zone event area show workers are present.
`arrow-board-present`	A GPS-enabled arrow board is located in the work zone event area and broadcasting its location, implying that workers are present.
`cones-present`	GPS-enabled cones are located in the road event area, implying that workers are present.
`maintenance-vehicle-present`	A GPS-enabled maintenance vehicle is located in the road event area, implying that workers are present.
`wearables-present`	Workers wearing wearable detection equipment are present in the work zone.
`mobile-device-present`	Workers with GPS-enabled mobile device tracking are present in the work zone.
`check-in-app`	Workers have checked into the work zone via a mobile app.
`check-in-verbal`	Workers have checked into the work zone via phone or radio to a remote operations center.
`scheduled`	Workers are scheduled to be in the road event area, but presence has not been confirmed.

Property	Object
`method`	WorkerPresence