S.I. 1981/859
2515
SCHEDULE 1 PART I—Warning signs (contd.)
 Traffic cone to delineate the edge of a route for vehicular traffic through or past a temporary obstruction 577
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 Traffic cylinder to indicate the temporary division of traffic flows into opposing directions on one carriageway, or to mark a boundary between two carriageways of a dual carriageway which may not be crossed except for fire brigade, ambulance or police purposes 578
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