- U, Ashdown Drive, Hertfordshire (Grid ref TQ185971)
- U, Barton Way, Hertfordshire (Grid ref TQ190972)
- U, Haggerston Road, Hertfordshire (Grid ref TQ183981)
- U, The Campions, Hertfordshire (Grid ref TQ190982)
- A5135 between B5378 and Newark Green roundabout, Hertfordshire (Grid ref TQ200970)
- B5378, Cowley Hill, Hertfordshire (Grid ref TQ197982)
- U, Redwood Rise, Hertfordshire (Grid ref TQ195985)
- U, Kenilworth Drive, Hertfordshire (Grid ref TQ203965)
- C, Aldenham Road, Hertfordshire (Grid ref TQ165965)
- U, Denham Way, Hertfordshire (Grid ref TQ203978)
- A411 between A5183 and A1(T), Hertfordshire (Grid ref TQ200954)
- A5183 between A41 and A411, Hertfordshire (Grid ref TQ176950)
- A411 between A41(T) and A5183, Hertfordshire (Grid ref TQ170951)
- A5135 between A1 and A5135 Newark Green roundabout, Barnet (Grid ref TQ211966)
- A5135 between A5135 Newark Green roundabout and A1, Barnet (Grid ref TQ212965)
- A1 between A411 Barnet Road and A5135 Elstree Way, Barnet (Grid ref TQ211960)
- A41 between Hertfordshire boundary and A5183, Hertfordshire (Grid ref TQ175944)
- U, Newberries Avenue, Hertfordshire (Grid ref TQ171996)
- M1 between A41 and LA boundary, Barnet (Grid ref TQ175943)
- M1 between Harrow boundary and Harrow boundary, Harrow (Grid ref TQ169946)