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M4 between J43 and J42 western spur, Neath Port Talbot (Grid ref SS724955) M4 between J42 western spur and J42 eastern spur, Neath Port Talbot (Grid ref SS727950) M4 between M4 (42) main carriageway and A48/A483, Neath Port Talbot (Grid ref SS729945) M4 between Neath Port Talbot boundary and J43, Neath Port Talbot (Grid ref SS720967) U, Coedffranc, Neath Port Talbot (Grid ref SS710947) M4 between A483 and M4 (42) main carriageway, Neath Port Talbot (Grid ref SS729940) A483 between M4 eastern spur (mid-junction) and A48, Neath Port Talbot (Grid ref SS729939) A4230 between Neath Port Talbot boundary and A474, Neath Port Talbot (Grid ref SS720973) A483 between B4290 and M4 Jn42 eastern spur, Neath Port Talbot (Grid ref SS720934) A48 between M4 western spur and A474, Neath Port Talbot (Grid ref SS739939) A465 between M4 Jct 43 and A48 / A474, Neath Port Talbot (Grid ref SS740971) M4 between J44 and Swansea boundary, Swansea (Grid ref SS705973) A4230 between M4 and Swansea boundary, Swansea (Grid ref SS705973) A474 between A465 and A4230, Neath Port Talbot (Grid ref SS743974) A474 between A48 and B4434 Windsor Rd, Neath Port Talbot (Grid ref SS750967) B4291, Swansea (Grid ref SS703976) B4291, Birchgrove Road, Swansea (Grid ref SS704978) A474 between B4434 and A465, Neath Port Talbot (Grid ref SS750970) A48 between A474 and B4286, Neath Port Talbot (Grid ref SS743930) A48 between A4217 and M4 jn44, Swansea (Grid ref SS700976)