1. No hatch cover or beam shall be used unless
it is of sound construction, of adequate strength for the use to which
it is to be put and properly maintained.
2. Hatch covers handled with the aid of a lifting
appliance shall be fitted with readily accessible and suitable attachments
for securing the slings or other lifting gear.
3. Where hatch covers and beams are not interchangeable,
they shall be kept plainly marked to indicate the hatch to which they
belong and their position therein .
4. Only an authorised person (whenever practicable
a member of the ship's crew) shall be permitted to open or close power-operated
hatch covers; the hatch covers shall not be opened or closed while
any person is liable to be injured by the operation of the covers.
5. The provisions of paragraph 4 of this Article
shall apply, mutatis mutandis, to power-operated ship's
equipment such as a door in the hull of a ship, a ramp, a retractable
car deck or similar equipment.