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A411 between A5183 and A1(T), Hertfordshire (Grid ref TQ200954) A1 between Courtland Avenue and A411 Barnet Road, Barnet (Grid ref TQ207950) M1 between J2 and J4, Barnet (Grid ref TQ201943) U, Kenilworth Drive, Hertfordshire (Grid ref TQ203965) A1 between A411 Barnet Road and A5135 Elstree Way, Barnet (Grid ref TQ211960) A5135 between B5378 and Newark Green roundabout, Hertfordshire (Grid ref TQ200970) A5135 between A5135 Newark Green roundabout and A1, Barnet (Grid ref TQ212965) A5135 between A1 and A5135 Newark Green roundabout, Barnet (Grid ref TQ211966) A411 between A1(T) and Quinta Drive, Barnet (Grid ref TQ220954) U, Barton Way, Hertfordshire (Grid ref TQ190972) U, Ashdown Drive, Hertfordshire (Grid ref TQ185971) A5183 between A41 and A411, Hertfordshire (Grid ref TQ176950) A1 between A5109 Marsh Lane and Courtland Avenue, Barnet (Grid ref TQ209931) U, Denham Way, Hertfordshire (Grid ref TQ203978) A41 between M1 spur and Barnet boundary, Barnet (Grid ref TQ176942) A5109 between A1 and Highwood Hill, Barnet (Grid ref TQ215932) A41 between A410 and M1 spur, Barnet (Grid ref TQ184933) A41 between A1 and A410, Barnet (Grid ref TQ194928) A1 between A41/A5109 Selvage Lane and A5109 Marsh Lane, Barnet (Grid ref TQ209929) A41 between Hertfordshire boundary and A5183, Hertfordshire (Grid ref TQ175944)