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M4 between Swansea boundary and J47, Swansea (Grid ref SN592025) A48 between A4138 and A48 merge, Swansea (Grid ref SN591037) M4 between J48 and Carmarthenshire boundary, Carmarthenshire (Grid ref SN580029) A48 between A4138 and A48 merge, Swansea (Grid ref SN591038) U, Glynhir Road, Swansea (Grid ref SN598038) U, Swansea (Grid ref SN608024) A4138 between M4 jn48 and A48/LA Boundary, Carmarthenshire (Grid ref SN580036) B4296, High Street, Swansea (Grid ref SN591007) A48 between M4 j49 and A4138, Carmarthenshire (Grid ref SN586041) U, Y Llanerch, Swansea (Grid ref SN610014) C, Frampton Road, Swansea (Grid ref SS588996) A48 between A48 merge and A4240, Swansea (Grid ref SN611000) U, Pen-cae-crwn Road, Swansea (Grid ref SS585993) A4240 between A484 and GWALIA TERRACE, Swansea (Grid ref SS580985) A4240 between GWALIA TERRACE and A48, Swansea (Grid ref SS600984) A48 between A4240 and M4jn47, Swansea (Grid ref SS618991) U, Clos Llandyfan, Swansea (Grid ref SS595979) B4620, Loughor Road, Swansea (Grid ref SS583979) M4 between J49 and J48, Carmarthenshire (Grid ref SN573067) A483 between M4 jn49 and B4297 Hendre Rd, Carmarthenshire (Grid ref SN578073)