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A41 between Woodmere Ave and A412, Hertfordshire (Grid ref TQ120989) A41 between A4008 / M25 J5 and Woodmere Ave, Hertfordshire (Grid ref TQ125984) U, Westfield Avenue, Hertfordshire (Grid ref TQ117982) C, Radlett Road, Hertfordshire (Grid ref TQ117978) U, Garston Lane, Hertfordshire (Grid ref TL120000) A412 between A41(T) and A405(T), Hertfordshire (Grid ref TL114000) U, Fuller Gardens, Hertfordshire (Grid ref TQ107988) C, Sheepcot Lane, Hertfordshire (Grid ref TQ111999) M1 between J5 and J6, Hertfordshire (Grid ref TL123002) U, Middle Way, Hertfordshire (Grid ref TQ105987) U, Mill Way, Hertfordshire (Grid ref TQ121973) A41 between B462 and A4008 / M25 J5, Hertfordshire (Grid ref TQ131978) U, Reeds Crescent, Hertfordshire (Grid ref TQ112973) U, Dell Road, Hertfordshire (Grid ref TQ102988) A405 between A41 and A412, Hertfordshire (Grid ref TL110004) A412 between A411 and A41(T), Hertfordshire (Grid ref TQ108975) A4008 between A411 and A41/M1 roundabout, Hertfordshire (Grid ref TQ118970) A41 between A412 and A405, Hertfordshire (Grid ref TQ100995) U, Park Road, Hertfordshire (Grid ref TQ103976) A405 between A412 and M1, Hertfordshire (Grid ref TL117010)