- A483 between M4 jn49 and B4297 Hendre Rd, Carmarthenshire (Grid ref SN578073)
- M4 between J49 and J48, Carmarthenshire (Grid ref SN573067)
- B4297, Carmarthenshire (Grid ref SN585074)
- A48 between A476 and M4 j49, Carmarthenshire (Grid ref SN571095)
- U, Carmarthenshire (Grid ref SN554082)
- A48 between M4 j49 and A4138, Carmarthenshire (Grid ref SN586041)
- A48 between A4138 and A48 merge, Swansea (Grid ref SN591038)
- A4138 between M4 jn48 and A48/LA Boundary, Carmarthenshire (Grid ref SN580036)
- A48 between A4138 and A48 merge, Swansea (Grid ref SN591037)
- C, Heol Lotwen (lotwen Road), Carmarthenshire (Grid ref SN585111)
- A483 between B4297 and Penygarn Rd, Carmarthenshire (Grid ref SN602104)
- U, Glynhir Road, Swansea (Grid ref SN598038)
- M4 between J48 and Carmarthenshire boundary, Carmarthenshire (Grid ref SN580029)
- A476 between Llannon Road and B4310 Bethania Road, Carmarthenshire (Grid ref SN543100)
- M4 between Swansea boundary and J47, Swansea (Grid ref SN592025)
- U, Nant-y-ci Road, Carmarthenshire (Grid ref SN603120)
- A476 between B4310 Heol-y-Bryn and A48, Carmarthenshire (Grid ref SN548119)
- U, Swansea (Grid ref SN608024)
- A476 between A48 and B4556 Penygroes Rd (Heol Penygroes), Carmarthenshire (Grid ref SN565131)
- C, Parklands Road, Carmarthenshire (Grid ref SN617120)