30. (1) No person shall enter a pump room, cofferdam, ballast tank, oil tank or similar compartment unless he is wearing a breathing apparatus.
(2) Subsection (1) does not apply
(a) where a compartment referred to in subsection (1) has not contained a substance that vaporizes to produce a hazardous or dangerous gas and the compartment has been ventilated to the satisfaction of a qualified person, or
(b) where the compartment has contained a substance that vaporizes to produce a hazardous or dangerous gas and the compartment has been gas freed and has, subsequently, been tested
(i) by a marine chemist, or
(ii) where a marine chemist is not available, by a qualified person, trained in the use of gas testing equipment, who has at least three years experience of which a minimum of 150 working hours has been gained under proper supervision in the testing and inspection of tanks,
and found safe for persons to enter and for the work to be performed therein.
(3) A certificate or statement shall be completed for every compartment that has been ventilated or tested as required by subsection (2), and such certificate or statement shall
(a) be available for the information of any person entering the compartment;
(i) the name of the ship in which the compartment is located,
(ii) any special precaution that is to be observed, and
(iii) any subsequent tests that are, in the opinion of the marine chemist or qualified person, required to maintain the safe condition of the compartment; and
(c) be signed by the person responsible for the ventilation or testing of the compartment.
(4) Where a compartment has been ventilated or gas freed as required by subsection (2), effective ventilation shall be continued in order to maintain the safe condition for the period that persons are to be inside the compartment.
- 1987, c. 7, s. 84(F).
31. (1) No person shall enter or remain in a cofferdam, ballast tank, oil tank or any similar compartment unless there is another person in attendance at the compartment entrance.
(2) Every person who is in attendance at an entrance to a compartment referred to in subsection (1) shall, except where an emergency occurs with respect to the person inside the compartment, remain in attendance until the person inside leaves the compartment.
32. Before a hold, tank or other compartment is sealed, the person in charge of the working area shall ascertain that no person is inside the compartment.
FIRE PREVENTION AND PROTECTION
33. (1) In any working area where flammable gas, vapour or dust is present in the atmosphere, no person shall use
(a) any electrical equipment or fittings that are not gas-tight; or
(b) any equipment or materials that are spark-producing.
(2) No person shall take spark-producing materials into a hold, tank or other compartment that contains flammable gas, vapour or dust.
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