Tripartite route
The route-descriptive text awaits amendment.
The three sections of the A4102 at Merthyr are currently:
- SO036066 to SO042066 (0.6 km)
- SO047064 to SO063062 (2.3 km)
- SO048051 to SO050056 (0.6 km)
-- Viator (talk) 18:26, 26 June 2016 (BST)