Oki Vehicle Alarm - Manual (Page 11)

Architecture Flow Description
work zone information Summary of maintenance and construction work zone activities affecting the
road network including the nature of the maintenance or construction activity,
location, impact to the roadway, expected time(s) and duration of impact,
anticipated delays, alternate routes, and suggested speed limits. This
information may be augmented with images that provide a visual indication of
current work zone status and traffic impacts.
work zone status Current work zone status including current location (and future locations for
moving work zones), impact to the roadway, required lane shifts, expected
time(s) and duration of impact, anticipated delays, alternate routes, and
suggested speed limits.
work zone warning notification Notification of a work zone emergency or safety issue. This flow identifies that
a work zone emergency or safety issue has occurred so that warnings may be
generated by more than one system in the work zone.
work zone warning status Status of a work zone safety monitoring and warning devices. This flow
documents system activations and includes additional supporting information
(e.g., an image) that allows verification of the alarm.
Page 11 of 11 Architecture Flow Descriptions OKI ITS