# The Merchant Shipping (Cargo Ship Construction) Regulations 1997, Regulation 11: Tests of watertight doors Requirements for ships constructed on or after 1st September 1984

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

Each watertight door shall be tested by water pressure equivalent to the head up to the freeboard deck. The test shall be made before the ship is put into service, either before or after the door is fitted.

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Source: https://www.legislation.gov.uk/uksi/1997/1509/regulation/11 (the official version)
Page: https://openlegislation.uk/merchant-shipping-cargo-ship-construction-regulations-1997/regulation-11
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.