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<?xml version="1.0" encoding="utf-8" ?>
<al:AlarmReport xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:al="ICDNAV001-AlarmReport" xmlns:cmn="ICDNAV001-CommonTypes">
<al:Alarm AlarmId="5" Description="An Alarm" Priority="2" Reported="2010-04-03T22:05:02.112" Category="Rule" Severity="Warning" State="AlarmOn" Acknowledged="False" RuleId="1">
<al:Payload SectionId="1" LaneId="3" CarriagewayId="2" SubType="Stopped" CarriagewayName="M25-J">
<cmn:Distance DistanceFromOrigin=”99758”/>
<cmn:GeoData Latitude="33.860012" Longitude="-1.7891123"/>
</al: Payload >
</al:Alarm>
</al: AlarmReport>
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Alarm Element
The alarm element represents a generic alarm, either incident or system health. In addition it can contain specialised alarm payloads which contain data specific to certain alarm types. Currently the only documented payload is for the Highways alarm which is covered below.
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Optional attributes are formatted in italics and highlighted with an asterisk. |
Attribute | Description | Type | Unit |
| Reported | Time alarm was reported | DateTime | |
AlarmId | Unique Id of the alarm | Long | |
Category | Alarm category – options are:
| AlarmCategoryList | |
Description | Description of the alarm – normally based on the alarm category or rule message | String | |
Severity | Severity of the alarm – options are:
| AlarmSeverityTypeList | |
State | Alarm state - options are:
| AlarmStateTypeList | |
Priority | Indicates the level of priority based on the users requirements | Integer | |
Acknowledged | Indicates if the alarm has been acknowledged | Boolean | |
RuleId* | The id of the rule to which this alarm is associated | Integer |
Highways Source Payload Attributes
Attribute | Description | Type | Unit |
SubType | Highways Rule SubType – options are:
| RuleSubTypeList | |
SectionId | Section Id in which alarm happened (note : this is the user entered Id not the system Id) | Integer | |
LaneId | Lane Id in which alarm happened (note : this is the user entered Id not the system Id) | Integer | |
CarriagewayId | Carriageway Id in which alarm happened | Integer | |
CarriagewayName | Carriageway Name in which alarm happened | String |
Distance Attributes
Attribute | Description | Type | Unit |
DistanceFromOrigin | Linear distance to centre of section in alarm from the carriageway origin | Integer | Metres |
GeoData Attributes
Attribute | Description | Type | Unit |
| Latitude | WGS 84 Coordinate | String | Decimal Degrees |
Longitude | WGS 84 Coordinate | String | Decimal Degrees |
Related information
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