# The Level Crossing (Cullybackey Station) Order (Northern Ireland) 2023, Paragraph 11

Extent: N.I.

When the ‘lower’ push-button is pressed, or the train initiates the automatic lower sequence, the sequence of events to close the crossing to road traffic shall begin. The sequence shall be:
(a) the amber lamps shall immediately show, and the audible warning shall begin. The lights shall show for approximately 3 seconds;
(b) immediately the amber lamps are extinguished the intermittent red lights shall show;
(c) 4 to 6 seconds later, the left-hand side barriers shall begin to descend and shall take a further 6 to 10 seconds to reach the lowered position;
(d) all boom lights shall illuminate when the first barrier moves out of the fully raised position;
(e) once the entrance barriers have reached the down position the right-hand side barriers shall then begin to descend taking 6 to 10 seconds to reach the lowered position;
(f) the audible warning shall stop when all the barriers are fully lowered;
(g) the train can then approach and pass over the crossing.

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Source: https://www.legislation.gov.uk/nisr/2023/10/schedule/2/paragraph/11 (the official version)
Page: https://openlegislation.uk/level-crossing-cullybackey-station-order-northern-ireland-2023/schedule-2/paragraph-11
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.