Introduction
The carriageway queries provide details about the traffic moving through the highway, This includes statistics which are broken down per section, and also the data gathered using the Traffic Analysis plugin. This feature captures detailed traffic data based on pre-configured classes of vehicles, including a count and average speed per class. The Traffic Analysis can be considered the equivalent of loops in terms of the data gathered.
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Each graph displays two different data values per class of vehicle size:
Total (purple): the total number (Σn) of vehicles in the selected sections at a given time:
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Speed mps (blue): the average speed of the vehicles in that section at a given time, in metres per second:
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This query draws on the data recorded in the Highways Log (see System Logs), consisting of all classified 'mass activity' on the carriageway: Queues, Traffic, Maintenance and Empty Carriageways. A query calculates all or any incidents of these four activities in a customisable number of sections over a period of time (within the record limitations), and displays the results in a list.
Highways Log queries are configured with the following options:
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Select All Sections: Select for all sections to be queried. If not selected you can filter th based on one more selected section:
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