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 2018-19, Vale of Glamorgan had the highest percentage of A county roads in poor condition (6.3%), Rhondda Cynon Taf had the highest percentage of B roads in poor condition (6.5%) and Powys had the highest percentage of C roads in poor condition (21.6%). (r)

(r) 2018-19 local authority road conditions data were published by Data Cymru on 29 July 2019, after the initial publication of this bulletin (10 July 2019). The bulletin was subsequently updated on 22 August 2019 to show the 2018-19 data.


Road lengths and conditions, April 2018 to March 2019: revised
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