- C, London Road, Hertfordshire (Grid ref TQ194999)
- U, Redwood Rise, Hertfordshire (Grid ref TQ195985)
- U, The Campions, Hertfordshire (Grid ref TQ190982)
- B5378, Cowley Hill, Hertfordshire (Grid ref TQ197982)
- U, Haggerston Road, Hertfordshire (Grid ref TQ183981)
- U, Denham Way, Hertfordshire (Grid ref TQ203978)
- U, Newberries Avenue, Hertfordshire (Grid ref TQ171996)
- U, Williams Way, Hertfordshire (Grid ref TQ169999)
- M25 between J23 and J22, Hertfordshire (Grid ref TL217011)
- U, Barton Way, Hertfordshire (Grid ref TQ190972)
- A1 between A5135 and A1M, Hertfordshire (Grid ref TQ220990)
- U, Ashdown Drive, Hertfordshire (Grid ref TQ185971)
- A5135 between B5378 and Newark Green roundabout, Hertfordshire (Grid ref TQ200970)
- A1 between A1M and M25, Hertfordshire (Grid ref TQ223998)
- A1 between A1 and M25, Hertfordshire (Grid ref TQ224999)
- A5183 between A411 and Park Street Lane, St Albans, Hertfordshire (Grid ref TL163000)
- B556, Bell Lane, Hertfordshire (Grid ref TL181027)
- B556, Harper Lane, Hertfordshire (Grid ref TL174023)
- A1081 between B556 W and M25 (midpoint), Hertfordshire (Grid ref TL190032)
- U, Kenilworth Drive, Hertfordshire (Grid ref TQ203965)