[Code of Federal Regulations]
[Title 46, Volume 7]
[Revised as of October 1, 2003]
From the U.S. Government Printing Office via GPO Access
[CITE: 46CFR172.133]

[Page 152]
 
                           TITLE 46--SHIPPING
 
   CHAPTER I--COAST GUARD, DEPARTMENT OF HOMELAND SECURITY (CONTINUED)
 
PART 172--SPECIAL RULES PERTAINING TO BULK CARGOES--Table of Contents
 
 Subpart F--Special Rules Pertaining to a Ship That Carries a Hazardous 
           Liquid Regulated Under Subchapter O of This Chapter
 
Sec. 172.133  Character of damage.

    (a) If a type I hull is required, design calculations must show that 
the vessel can survive damage at any location.
    (b) Except as provided in Sec. 153.7 of this chapter, if a type II 
hull is required, design calculations must show that a vessel--
    (1) Longer than 492 feet (150 meters) in length can survive damage 
at any location; and
    (2) Except as specified in paragraph (d) of this section, 492 feet 
(150 meters) or less in length can survive damage at any location.
    (c) If a Type III hull is required, design calculations must show 
that a vessel--
    (1) Except as specified in paragraph (d) of this section, 410 feet 
(125 meters) in length or longer can survive damage at any location; and
    (2) Less than 410 feet (125 meters) in length can survive damage at 
any location except to an aft machinery space.
    (d) A vessel described in paragraph (b)(2) or (c)(1) of this section 
need not be designed to survive damage to a main transverse watertight 
bulkhead bounding an aft machinery space. Except as provided in 
Sec. 153.7 of this chapter, the machinery space must be calculated as a 
single floodable compartment.

[CGD 79-023, 48 FR 51040, Nov. 4, 1983, as amended by CGD 81-101, 52 FR 
7799, Mar. 12, 1987]