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A48 between A4107 and M4 J39, Neath Port Talbot (Grid ref SS781880) M4 between J40 and J39, Neath Port Talbot (Grid ref SS784880) M4 between M4 Junction 40 and M4 Junction 39, Neath Port Talbot (Grid ref SS784880) A4241, Margam Moors, Neath Port Talbot (Grid ref SS777878) M4 between Roundabout and M4 Junction 39, Neath Port Talbot (Grid ref SS789871) A48 between A4241 and M4 Junction 39, Neath Port Talbot (Grid ref SS791868) A48, Margam Moors, Neath Port Talbot (Grid ref SS769891) A4107 between A48 Talbot Rd and M4 jn40, Neath Port Talbot (Grid ref SS772894) A48 between M4 jn39 and M4 jn38, Neath Port Talbot (Grid ref SS792867) M4 between J39 and J38, Neath Port Talbot (Grid ref SS792867) M4 between M4 Junction 39 and M4 Junction 38, Neath Port Talbot (Grid ref SS792867) A48 between A4241 and M4 Junction 38, Neath Port Talbot (Grid ref SS793864) A4107 between M4 jn40 and Ty-draw Hill, Neath Port Talbot (Grid ref SS772900) A4241, Margam Moors, Neath Port Talbot (Grid ref SS763896) A4241, Margam Moors, Neath Port Talbot (Grid ref SS761895) A4241, Margam Moors, Neath Port Talbot (Grid ref SS761895) M4 between J41 mid-junction and J40, Neath Port Talbot (Grid ref SS769902) A48 between M4 jn41 and A4107, Neath Port Talbot (Grid ref SS763899) B4286, Cwmavon Road, Neath Port Talbot (Grid ref SS768904) A48, Aberavon, Neath Port Talbot (Grid ref SS762901)