[Code of Federal Regulations]
[Title 46, Volume 2]
[Revised as of October 1, 2004]
From the U.S. Government Printing Office via GPO Access
[CITE: 46CFR45.121]

[Page 83]
 
                           TITLE 46--SHIPPING
 
   CHAPTER I--COAST GUARD, DEPARTMENT OF HOMELAND SECURITY (CONTINUED)
 
PART 45_GREAT LAKES LOAD LINES--Table of Contents
 
                   Subpart D_Conditions of Assignment
 
Sec. 45.121  Freeing port area: Changes for trunks and side coamings.

    If a vessel has a trunk and does not meet the requirements of Sec. 
45.61 or has continuous or substantially continuous hatchway side 
coamings between detached superstructures, the minimum area of the 
freeing port openings must be obtained from the following table:

------------------------------------------------------------------------
                                                                Area of
                                                                freeing
                                                                ports in
                                                                relation
  Breadth of hatchway or trunk in relation to the breadth of     to the
                             ship                                total
                                                                area of
                                                                  the
                                                                bulwarks
                                                               (percent)
------------------------------------------------------------------------
40 percent or less...........................................         20
75 percent or more...........................................         10
------------------------------------------------------------------------


The area of freeing ports at intermediate breadths must be obtained by 
linear interpolation.