IRIS
Intelligent Roadway Information System
Hashtags
A hashtag is the # character, followed by a string of letters and/or
numbers. They can be used for grouping resources into districts or other
categories.
DMS resource uses:
- Message patterns can have a compose hashtag
- Message lines can have a restrict hashtag
- DMS actions use hashtags to select affected signs
- Alert configurations and alert messages
- Lane-use MULTI indications
- Permissions can restrict access by hashtag
Dedicated Purpose
Devices can be marked for a dedicated purpose by using one of these reserved hashtags:
| Hashtag | Purpose |
|---|---|
| #Hidden | Hidden from user interface |
| #LaneUse | Lane-use indication |
| #Parking | Parking area information |
| #Safety | Automated safety warning |
| #Tolling | Tolling price display |
| #TravelTime | Travel time estimation |
| #VSL | Variable speed advisory / limit |
| #Wayfinding | Traveller route information |