46 C.F.R. § 72.10-15 Vertical ladders not acceptable.
Title 46 - Shipping
(a) Vertical ladders and deck scuttles shall not in general be considered satisfactory as one of the required means of escape. However, where it is demonstrated that the installation of a stairway would be impracticable, a vertical ladder may be used as the second means of escape. (b) [Reserved]
Title 46: Shipping
PART 72—CONSTRUCTION AND ARRANGEMENT
Subpart 72.10—Means of Escape
§ 72.10-15 Vertical ladders not acceptable.
