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Querying

To make an alarm query, three simple options need to be input in the Alarm Query bar:

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1.  Carriageway:
2. Rule Type:
   1. Debris
   2. Enforcement
   3. ERA
   4. Person
   5. Queue
   6. Reversing
   7. Slow
   8. Stopped
3. Time Period:
   1. 24 hours
   2. 48 hours
   3. 72 hours

The results will be presented in the three graphs below; a Rule bar graph, an alarms per Section line graph and an Alarms by Time line graph. In the example below, the Alarm Query has been for Debris alarms in the 'School Road' carriageway over the last 24 hours:

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The graphs indicate:

1.  There have been 300 Debris alarms in the past 24 hours.
2.  Section 5 had the most Debris alarms.
3.  There was a spike in the frequency of Debris alarms at around 04:30 am.

Rules

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Sections

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Alarms by Time

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