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M1 between A414 and M1 (8), Hertfordshire (Grid ref TL091076) A414 between A414 and M1 (8), Hertfordshire (Grid ref TL091076) A414 between A4147 and M1, Hertfordshire (Grid ref TL088075) C, Buncefield Lane, Hertfordshire (Grid ref TL086076) A414 between J7 and J8, Hertfordshire (Grid ref TL095071) M1 between J7 and J8, Hertfordshire (Grid ref TL097070) A4147 between A414 and Greenacres, Hertfordshire (Grid ref TL081067) A4147 between B487 and A414, Hertfordshire (Grid ref TL078080) U, Stroma Close, Hertfordshire (Grid ref TL081060) A4147 between Greenacres, Hemel Hempstead and King Harry Lane roundabout, Hertfordshire (Grid ref TL100060) C, Peascroft Road, Hertfordshire (Grid ref TL074061) U, Hobletts Road, Hertfordshire (Grid ref TL069078) C127, Bennetts End Road, Hertfordshire (Grid ref TL069066) A4147 between Aycliffe Drive and B487, Hertfordshire (Grid ref TL068090) U, Fletcher Way, Hertfordshire (Grid ref TL063084) U, Turners Hill, Hertfordshire (Grid ref TL062070) M1 between J8 and J9, Hertfordshire (Grid ref TL097105) U, Concorde Drive, Hertfordshire (Grid ref TL059073) A414 between A4146 and A4147, Hertfordshire (Grid ref TL060066) A4147 between A4146 and Aycliffe Drive, Hemel Hempstead, Hertfordshire (Grid ref TL060088)