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M4 between J44 and Swansea boundary, Swansea (Grid ref SS705973) A4230 between M4 and Swansea boundary, Swansea (Grid ref SS705973) B4291, Swansea (Grid ref SS703976) B4291, Birchgrove Road, Swansea (Grid ref SS704978) A48 between A4217 and M4 jn44, Swansea (Grid ref SS700976) A4230 between Neath Port Talbot boundary and A474, Neath Port Talbot (Grid ref SS720973) M4 between Neath Port Talbot boundary and J43, Neath Port Talbot (Grid ref SS720967) M4 between J45 and J44, Swansea (Grid ref SS689990) A48 between A4067 and A4217, Swansea (Grid ref SS680976) U, Coedffranc, Neath Port Talbot (Grid ref SS710947) M4 between J43 and J42 western spur, Neath Port Talbot (Grid ref SS724955) U, Bon-Y-Maen, Swansea (Grid ref SS681951) M4 between J42 western spur and J42 eastern spur, Neath Port Talbot (Grid ref SS727950) A4067 between A4217 and A48, Swansea (Grid ref SS671977) A4067 between A48 and M4 jn45, Swansea (Grid ref SS675991) U, Siemens Way, Swansea (Grid ref SS672963) A465 between M4 Jct 43 and A48 / A474, Neath Port Talbot (Grid ref SS740971) B4603, Clydach Road, Swansea (Grid ref SS678996) A4067 between M4 jn45 and Swansea boundary, Swansea (Grid ref SN681000) M4 between M4 (42) main carriageway and A48/A483, Neath Port Talbot (Grid ref SS729945)