M4: junction 28 Pont Ebbw roundabout from Intellectual Property Office, Office of National Statistics and Newport Water Fab, file type: PDF, file size: 750 KB
M4: cyffordd 28 cylchfan Pont Ebbw o'r Swyddfa Eiddo Deallusol, Swyddfa Ystadegau Gwladol a Wafer Fab Casnewydd, math o ffeil: PDF, maint ffeil: 750 KB