[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: 46CFR179.310]

[Page 247]
 
                           TITLE 46--SHIPPING
 
   CHAPTER I--COAST GUARD, DEPARTMENT OF HOMELAND SECURITY (CONTINUED)
 
PART 179_SUBDIVISION, DAMAGE STABILITY, AND WATERTIGHT INTEGRITY--Table 
of Contents
 
               Subpart C_Watertight Integrity Requirements
 
Sec. 179.310  Collision bulkheads.


    (a) Each collision bulkhead required by Sec. 179.210, must be 
constructed in accordance with Sec. 179.320, except that a collision 
bulkhead:
    (1) Must extend to the weather deck or to one deck above the 
bulkhead deck, whichever is lower, for service on oceans or coastwise 
routes; and
    (2) Must not be fitted with any type of penetration or opening 
except penetrations may be made if they are located as high and as far 
inboard as practicable and they have a means to make them watertight.
    (b) The forward collision bulkhead required to be on a vessel by 
Sec. 179.210 must be:
    (1) Located at least 5 percent but not more than 15 percent of the 
length between perpendiculars (LBP) aft of the forward perpendicular, or 
for vessels with bulbous bows extending forward of the forward 
perpendicular and contributing more than 2 percent of the underwater 
volume of the vessel, located at least 5 percent but not more than 15 
percent of the LBP aft of the mid-length of such extension; and
    (2) Installed in a single plane, with no recess or step, up to the 
bulkhead deck;
    (c) The after collision bulkhead on a double-ended ferry of more 
than 19.8 meters (65 feet) in length must be:
    (1) At least 5 percent but not more than 15 percent of the LBP 
forward of the after perpendicular; and
    (2) Installed in a single plane, with no recess or step, at least up 
to the bulkhead deck.