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Division (h) The required minimum supply in Table 1, row 3, shall cover the quantity of oxygen necessary for a constant rate of descent from the aeroplane’s maximum certified operating altitude to 15 000 ft in 10 minutes.

United Kingdom

Original text. Later amendments are not shown.

Table 1
Oxygen minimum requirements for pressurised aeroplanes

Passenger numbers in Table 1 refer to passengers actually carried on board, including persons younger than 24 months.

Supply forDuration and cabin pressure altitude

1.

Occupants of flight crew compartment seats on flight crew compartment duty

(a)

The entire flying time when the cabin pressure altitude exceeds 13 000 ft.

(b)

The remainder of the flying time when the cabin pressure altitude exceeds 10 000 ft but does not exceed 13 000 ft, after the initial 30 minutes at these altitudes, but in no case less than:

  1. (1)

    30 minutes’ supply for aeroplanes certified to fly at altitudes not exceeding 25 000 ft; and

  2. (2)

    2 hours’ supply for aeroplanes certified to fly at altitudes of more than 25 000 ft.

2.

Required cabin crew members

(a)

The entire flying time when the cabin pressure altitude exceeds 13 000 ft, but not less than 30 minutes’ supply.

(b)

The remainder of the flying time when the cabin pressure altitude exceeds 10 000 ft but does not exceed 13 000 ft, after the initial 30 minutes at these altitudes.

3.

100 % of passengersf1

The entire flying time when the cabin pressure altitude exceeds 15 000 ft, but in no case less than 10 minutes’ supply.

4.

30 % of passengers

The entire flying time when the cabin pressure altitude exceeds 14 000 ft but does not exceed 15 000 ft.

5.

10 % of passengers

The remainder of the flying time when the cabin pressure altitude exceeds 10 000 ft but does not exceed 14 000 ft, after the initial 30 minutes at these altitudes.

Annotations

Footnotes

f1

Passenger numbers in Table 1 refer to passengers actually carried on board, including persons younger than 24 months.