46 C.F.R. § 72.10-25
Stairway size
(a) Stairways shall be of sufficient width to satisfactorily accommodate the number of persons having access to such stairs for escape purposes.
(b) [Reserved]
(a) Stairways shall be of sufficient width to satisfactorily accommodate the number of persons having access to such stairs for escape purposes.
(b) [Reserved]