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This information must be read in conjunction with the following caveats.
Data is representative of the change of traffic volume not of total traffic volume for each region.
Data is current at 22 May 2020
Data is based on the latest five weekday average.
Data is sourced from Waka Kotahi NZ Transport Agency TMS data.
Light and Heavy traffic volumes have been split using TMS data where vehicles with a length of less than 5.5m are classed as light vehicles. Heavy vehicles are over 11m long. Those between 5.5 and 11m are split 50:50 into Light and Heavy vehicles.