- A5183 between M10 and A1081, Hertfordshire (Grid ref TL142056)
- M10 between M1(7) and J1, Hertfordshire (Grid ref TL142051)
- A414 between M1 Junction 7 and Roundabout A414, A5183 and A405, Hertfordshire (Grid ref TL142051)
- A405 between Tippendell Lane and M10, Hertfordshire (Grid ref TL140046)
- U, King Harry Lane, Hertfordshire (Grid ref TL136064)
- A414 between M10 and A1081, Hertfordshire (Grid ref TL150048)
- A5183 between Park Street Lane and M10, Hertfordshire (Grid ref TL146045)
- A4147 between King Harry Lane roundabout and A5183, Hertfordshire (Grid ref TL132070)
- A405 between M25 and Tippendell Lane, St Albans, Hertfordshire (Grid ref TL136039)
- U, St Michael's Street, Hertfordshire (Grid ref TL136073)
- A1081 between A414 and A5183, Hertfordshire (Grid ref TL160061)
- A1081 between A5183 and A4147, Hertfordshire (Grid ref TL148074)
- A5183 between A1081 and A4147, Hertfordshire (Grid ref TL143075)
- A4147 between A5183 and A1081, Hertfordshire (Grid ref TL141077)
- A5183 between A4147 and A4147, Hertfordshire (Grid ref TL139077)
- A1081 between A4147 and B651, Hertfordshire (Grid ref TL150077)
- U, St Vincent Drive, Hertfordshire (Grid ref TL165061)
- A1057 between A1081/A4147 and Lyon Way, Hertfordshire (Grid ref TL160072)
- U, Sandfield Road, Hertfordshire (Grid ref TL162073)
- A1081 between Sandridgebury Lane and B651 Stonecross, Hertfordshire (Grid ref TL150084)