46 CFR § 144.515
One means of escape required
April 15, 2021
Only one means of escape is required from a space where:
(a) The space has a deck area less than 30 square meters (322 square feet);
(b) There is no stove, heater, or other source of fire in the space;
(c) The means of escape is located as far as possible from a machinery space or fuel tank; and
(d) If an accommodation space, the single means of escape does not include a deck scuttle or a ladder.