# Level Crossing (Kingsbog) Order (Northern Ireland) 2000, Paragraph 22


Three countdown marker traffic signs, one each of the size, colour and type shown in Diagrams 789, 789.1 and 789.2 shall be provided on the left hand side of each road approach to the crossing facing traffic approaching the crossing.

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Source: https://www.legislation.gov.uk/nisr/2000/310/schedule/1/paragraph/22 (the official version)
Page: https://openlegislation.uk/level-crossing-kingsbog-order-northern-ireland-2000/schedule-1/paragraph-22
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.