An report showing information by road class for April 2018 to March 2019.

Key points

Total road length in Wales by road classification, 2018-19. Total road length in Wales: 34,850 km; of which 4.9% motorways & trunk roads; 8% A county roads; 36.9% B and C roads; 50.2% minor surfaced roads.

  • Powys contains the largest road network of the Welsh local authorities. It accounts for the highest proportion of all trunk roads (27.3%), B and C roads (21.1%) and minor surfaced roads (12.1%), resulting in an overall 15.8% of the total road length of Wales.
  • In 2018-19, 6.4% of the motorway network and 2.8% of the trunk road network required close monitoring of structural condition.

Structural condition of motorway and trunk roads in Wales, 2015-16 to 2018-19. In 2018-19, 6.4% of motorways and 2.8% of trunk roads required close monitoring of structural condition.

  • During 2017-18, Vale of Glamorgan had the highest percentage of A county roads in poor condition (6.5%), Merthyr Tydfil had the highest percentage of B roads in poor condition (7.5%) and Powys had the highest percentage of C roads in poor condition (23.0%).


Road lengths and conditions, April 2018 to March 2019
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Ryan Pike

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