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Information on volume of traffic by type of vehicle and class of road for 2019.

We measure road traffic in terms of the distance vehicles have travelled over the year.


Datasets and interactive tools


Nicole Scully

Telephone: 0300 025 0066

Rydym yn croesawu galwadau a gohebiaeth yn Gymraeg / We welcome calls and correspondence in Welsh.


Telephone: 0300 025 8099

Rydym yn croesawu galwadau yn Gymraeg / We welcome calls in Welsh.