153.231—Type II system.
         A type II containment system must meet the following requirements:
    
    
        
        (a) 
         The vessel must meet the requirements in subpart F of  part 172 of this chapter for a type I or II hull.
    
    
    
    
        
        (2) 
         It may not be located in any part of the tankship subject to the damage described in Table 172.135 of this chapter for Grounding Penetration, Vertical extent from the baseline upward.
    
    [CGD 73-96, 42 FR 49027, Sept. 26, 1977, as amended by CGD 79-023, 48 FR 51009, Nov. 4, 1983; CGD 81-101, 52 FR 7781, Mar. 12, 1987]