An annual report presenting information on volume of traffic by type of vehicle and class of road.

Key points

  • In 2017, the total volume of motorised traffic in Wales was 29.1 billion vehicle kilometres (bvk), which is equivalent to 9,306 vehicles kilometres (5,782 miles) per head of the population over the year.
  • In 2017, total volume of traffic in Wales was 0.3 per cent lower than the record high in 2016 and 3.9 per cent higher than the previous peak in 2007.
  • Within this total volume of traffic, cars accounted for 78 per cent of the total.
  • Vehicles travelled mostly on the major roads, with 65.7 per cent of motor traffic in Wales either on motorways or A roads.


Road traffic, 2017
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Ryan Pike

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