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Paragraph 5 Life Support

Changes not yet applied. Later legislation changes this provision in ways not yet written into the text below:

(5.1)

One man submersible craft and atmospheric diving suits shall be provided with the means of life support to maintain the occupant in a safe and breathable atmosphere for a minimum period of 72 hours.

(5.2)

One man submersible craft and atmospheric diving suits shall:—

(5.2.1)

contain adequate equipment to maintain a safe and breathable atmosphere in the crew compartment. Where electrical power is used the equipment shall be capable of functioning whether or not the main electrical power source of the craft is operable. When oxygen is stored in bottles, at least two bottles shall be provided. If these are fitted externally they shall be piped separately to the inside of the submersible craft;

(5.2.2)

contain monitoring devices to test the atmosphere in the crew compartment;

(5.2.3)

contain valves, gauges and other equipment necessary to monitor and control the pressure within the crew compartment;

(5.2.4)

at all times carry supplies of food and water;

(5.2.5)

contain the minimum of flammable and toxic material.