- A5135 between B5378 and Newark Green roundabout, Hertfordshire (Grid ref TQ200970)
- U, Kenilworth Drive, Hertfordshire (Grid ref TQ203965)
- U, Denham Way, Hertfordshire (Grid ref TQ203978)
- U, Barton Way, Hertfordshire (Grid ref TQ190972)
- A5135 between A1 and A5135 Newark Green roundabout, Barnet (Grid ref TQ211966)
- B5378, Cowley Hill, Hertfordshire (Grid ref TQ197982)
- A5135 between A5135 Newark Green roundabout and A1, Barnet (Grid ref TQ212965)
- U, Ashdown Drive, Hertfordshire (Grid ref TQ185971)
- A1 between A411 Barnet Road and A5135 Elstree Way, Barnet (Grid ref TQ211960)
- A411 between A5183 and A1(T), Hertfordshire (Grid ref TQ200954)
- U, The Campions, Hertfordshire (Grid ref TQ190982)
- U, Redwood Rise, Hertfordshire (Grid ref TQ195985)
- U, Haggerston Road, Hertfordshire (Grid ref TQ183981)
- A1 between Courtland Avenue and A411 Barnet Road, Barnet (Grid ref TQ207950)
- A411 between A1(T) and Quinta Drive, Barnet (Grid ref TQ220954)
- M1 between J2 and J4, Barnet (Grid ref TQ201943)
- A1 between A5135 and A1M, Hertfordshire (Grid ref TQ220990)
- C, London Road, Hertfordshire (Grid ref TQ194999)
- A5183 between A41 and A411, Hertfordshire (Grid ref TQ176950)
- C, Aldenham Road, Hertfordshire (Grid ref TQ165965)