View all text of Subpart 42.15 [§ 42.15-1 - § 42.15-80]
§ 42.15-15 - Positions of hatchways, doorways and ventilators.
(a) For the purpose of this part two positions of hatchways, doorways and ventilators are defined as follows:
(1) Position 1: Upon exposed freeboard and raised quarter decks, and upon exposed superstructure decks situated forward of a point located a quarter of the vessel's length from the forward perpendicular.
(2) Position 2: Upon exposed superstructure decks situated abaft a quarter of the vessel's length from the forward perpendicular.