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Information on volume of traffic by type of vehicle and class of road for 2021.

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


Datasets and interactive tools


James Khonje

Rydym yn croesawu gohebiaeth yn Gymraeg / We welcome correspondence in Welsh.


Telephone: 0300 025 8099

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