A cargo tank must be designed with a corrosion allowance if the cargo tank:
(a) is located in a space that does not have inert gas or dry air; or
(b) carries a cargo that corrodes the tank material.
Note:
Corrosion allowance for independent tank type C is contained in § 54.01-35 of this chapter.
source: CGD 74-289, 44 FR 26009, May 3, 1979, unless otherwise noted.
cite as: 46 CFR 154.412