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A5183 between A411 and Park Street Lane, St Albans, Hertfordshire (Grid ref TL163000) U, Williams Way, Hertfordshire (Grid ref TQ169999) U, Newberries Avenue, Hertfordshire (Grid ref TQ171996) B556, Harper Lane, Hertfordshire (Grid ref TL174023) U, Haggerston Road, Hertfordshire (Grid ref TQ183981) M25 between J21A and J22, Hertfordshire (Grid ref TL162027) U, School Lane, Hertfordshire (Grid ref TL133010) C, London Road, Hertfordshire (Grid ref TQ194999) U, The Campions, Hertfordshire (Grid ref TQ190982) B556, Bell Lane, Hertfordshire (Grid ref TL181027) C, Aldenham Road, Hertfordshire (Grid ref TQ165965) U, Redwood Rise, Hertfordshire (Grid ref TQ195985) U, Ashdown Drive, Hertfordshire (Grid ref TQ185971) A41 between B462 and A4008 / M25 J5, Hertfordshire (Grid ref TQ131978) B5378, Cowley Hill, Hertfordshire (Grid ref TQ197982) U, Shenley Lane, Hertfordshire (Grid ref TL173037) U, Barton Way, Hertfordshire (Grid ref TQ190972) M1 between J5 and J6, Hertfordshire (Grid ref TL123002) U, Little Bushy Lane, Hertfordshire (Grid ref TQ142964) A41 between A4008 / M25 J5 and Woodmere Ave, Hertfordshire (Grid ref TQ125984)