# Directive 2004/54/EC of the European Parliament and of the Council of 29 April 2004 on minimum safety requirements for tunnels in the trans-European road network, Division 3.3: Works in tunnels

Extent: E+W+S+N.I.

Complete or partial closure of lanes due to construction or maintenance works planned in advance shall always begin outside the tunnel. Variable message signs, traffic signals and mechanical barriers may be used for this purpose.

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Source: https://www.legislation.gov.uk/eudr/2004/54/annex/I/division/3.3 (the official version)
Page: https://openlegislation.uk/eu-directive-2004-54/annex-I/division-3.3
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.