[Code of Federal Regulations]
[Title 46, Volume 7]
[Revised as of October 1, 2004]
From the U.S. Government Printing Office via GPO Access
[CITE: 46CFR171.072]

[Page 131]
 
                           TITLE 46--SHIPPING
 
   CHAPTER I--COAST GUARD, DEPARTMENT OF HOMELAND SECURITY (CONTINUED)
 
PART 171_SPECIAL RULES PERTAINING TO VESSELS CARRYING PASSENGERS--Table 
of Contents
 
                         Subpart C_Large Vessels
 
Sec. 171.072  Calculation of permeability for Type II subdivision.

    When doing calcualtions to show compliance with Sec. 171.070, the 
following uniform average permeabilities must be assumed:
    (a) 85 percent in the machinery space.
    (b) 60 percent in the following spaces:
    (1) Tanks that are normally filled when the vessel is in the full 
load condition.
    (2) Chain lockers.
    (3) Cargo spaces.
    (4) Stores spaces.
    (5) Mail or baggage spaces.
    (c) 95 percent in all other spaces.