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B197, London Road, Hertfordshire (Grid ref TL253186) U, Gun Road Gardens, Hertfordshire (Grid ref TL249196) B197, London Road, Hertfordshire (Grid ref TL252199) A1 between A1000/B197 and J7 / A602, Hertfordshire (Grid ref TL243196) U, Muirhead Way, Hertfordshire (Grid ref TL246200) U, Hertford Road, Hertfordshire (Grid ref TL261212) B656, Church Street, Hertfordshire (Grid ref TL233164) U, Mornington, Hertfordshire (Grid ref TL252157) A1 between A1000 Hertford Road and A1000/B197, Hertfordshire (Grid ref TL235160) A1000 between A1000 split and A1M Jct 6/B656/B197, Hertfordshire (Grid ref TL234160) A1000 between Bessemer Rd and A1000 split, Hertfordshire (Grid ref TL240154) A1000 between A1000 split and A1M/B197 S, Hertfordshire (Grid ref TL233157) A1000 between A1000 Mundells and A1000 Hertford Rd, Hertfordshire (Grid ref TL241150) B197, London Road, Hertfordshire (Grid ref TL243223) U, Broadwater Crescent, Hertfordshire (Grid ref TL248224) A602 between B197 and Hertford Rd, Hertfordshire (Grid ref TL257226) A602 between Hertford Rd, Stevenage and A119, Hertfordshire (Grid ref TL291200) U, St Margarets, Hertfordshire (Grid ref TL246226) B197, London Road, Hertfordshire (Grid ref TL241226) C, Frogmore Hill, Hertfordshire (Grid ref TL284214)