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U, Marshfield Road, Newport (Grid ref ST255824) A48 between Newport boundary and Celtic Way, Newport (Grid ref ST250832) U, Cobol Road, Cardiff (Grid ref ST249814) A48 between Newport boundary and J29A, Newport (Grid ref ST250836) A48 between A48M and Cardiff boundary, Cardiff (Grid ref ST240821) A48 between J29 and Cardiff boundary, Cardiff (Grid ref ST237822) U, Heritage Park, Cardiff (Grid ref ST238816) U, Willowbrook Drive, Cardiff (Grid ref ST243808) M4 between Newport boundary and J29, Newport (Grid ref ST240838) U, Harrison Drive, Cardiff (Grid ref ST242805) M4 between J29 and J28, Newport (Grid ref ST267843) C, Druidstone Road, Newport (Grid ref ST241843) U, Matthysens Way, Cardiff (Grid ref ST241801) M4 between J30 and Cardiff boundary, Cardiff (Grid ref ST225830) B4562, Bridge Road, Cardiff (Grid ref ST223823) A48 between A4232 and A48M jn29a, Cardiff (Grid ref ST220818) U, Burnham Avenue, Cardiff (Grid ref ST221811) U, Heol Newydd / Valley View, Cardiff (Grid ref ST230798) A4232 between A48 and M4 Jct 30, Cardiff (Grid ref ST219826) B4239, Wentilloog Road, Cardiff (Grid ref ST241790)