- A4 between Hitcham Rd and Buckinghamshire boundary, Buckinghamshire (Grid ref SU921811)
- U, Approach Road, Buckinghamshire (Grid ref SU916813)
- A4 between Slough boundary and M4, Slough (Grid ref SU932810)
- M4 between Buckinghamshire boundary and J7, Buckinghamshire (Grid ref SU923799)
- M4 between Slough boundary and A4, Slough (Grid ref SU934809)
- M4 between J7 and Buckinghamshire boundary, Buckinghamshire (Grid ref SU934805)
- A4 between Buckinghamshire boundary and Hitcham Rd, Slough, Buckinghamshire (Grid ref SU905813)
- M4 between J7 and Buckinghamshire boundary, Buckinghamshire (Grid ref SU934800)
- A4 between A4094 and Windsor and Maidenhead boundary, Windsor and Maidenhead (Grid ref SU900813)
- U, Phipps Road, Slough (Grid ref SU940819)
- A4094 between A4 and Sheephouse Rd, Windsor and Maidenhead (Grid ref SU902820)
- A4 between Forlease Rd roundabout and A4094, Windsor and Maidenhead (Grid ref SU896813)
- U, Ray Park Avenue, Windsor and Maidenhead (Grid ref SU897821)
- A4 between M4 and A355, Slough (Grid ref SU950809)
- M4 between Slough boundary and J6, Slough (Grid ref SU947796)
- U, Avebury, Slough (Grid ref SU950804)
- A4 between A308 and Forlease Rd roundabout, Windsor and Maidenhead (Grid ref SU890814)
- A308 between A330 roundabout and Fifield Lane, Windsor and Maidenhead (Grid ref SU900787)
- U, Bedford Avenue, Slough (Grid ref SU953811)
- A308 between Grenfell Rd and A308(M), Windsor and Maidenhead (Grid ref SU890800)