- B4285, Aberfan Road, Merthyr Tydfil (Grid ref SO072012)
- A4054 between Commercial Terrace, Treharris and B4285 Bridge St, Troedyrhiw, Merthyr Tydfil (Grid ref SO076000)
- B4285, Nixonville, Merthyr Tydfil (Grid ref ST073998)
- A4054 between B4285 Bridge St, Troedyrhiw and A4060, Merthyr Tydfil (Grid ref SO067031)
- U, Pleasant View, Merthyr Tydfil (Grid ref SO095015)
- A4060 between A470(T) and A4054, Merthyr Tydfil (Grid ref SO062033)
- A4059 between A470 and A4275, Rhondda, Cynon, Taff (Grid ref ST050991)
- U, N/a, Rhondda, Cynon, Taff (Grid ref ST042999)
- A470 between Merthyr Tydfil boundary and A4060, Merthyr Tydfil (Grid ref ST077980)
- A470 between Pentrebach and A4102S, Merthyr Tydfil (Grid ref SO051040)
- B4275, Penrhiwceiber Road, Rhondda, Cynon, Taff (Grid ref ST054980)
- B4275, Aberdare Road, Rhondda, Cynon, Taff (Grid ref ST037994)
- A4059 between B4275, Mountain Ash and Canal Rd, Cwmbach, Rhondda, Cynon, Taff (Grid ref SO034000)
- U, Hawthorn Terrace, Rhondda, Cynon, Taff (Grid ref ST053976)
- A4060 between A4054 and A4102, Merthyr Tydfil (Grid ref SO059050)
- A4054 between A4060 and A4102, Merthyr Tydfil (Grid ref SO054050)
- A4102 between A470(T) and A4054, Merthyr Tydfil (Grid ref SO049055)
- A4059 between B4275, Aberaman and Canal Rd, Cwmbach, Rhondda, Cynon, Taff (Grid ref SO022011)
- C, Penheolferthyr, Merthyr Tydfil (Grid ref SO060060)
- A4054 between A4102 (S) and A4102 (N), Merthyr Tydfil (Grid ref SO049056)