1. Regulations
  2. title 46
  3. chapter I-i4
  4. part 154
  5. subpart C
  6. subjgrp 82
  7. § 154.438

View all text of Subjgrp 82 [§ 154.437 - § 154.440]

§ 154.438 - Design vapor pressure.

(a) If the surface of an independent tank type A are mostly flat surfaces, the Po must not exceed 69 kPa gauge (10 psig).

(b) If the surfaces of an independent tank type A are formed by bodies of revolution, the design calculation of the Po must be specially approved by the Commandant (CG-ENG).

[CGD 74-289, 44 FR 26009, May 3, 1979, as amended by CGD 82-063b, 48 FR 4782, Feb. 3, 1983; USCG-2014-0688, 79 FR 58284, Sept. 29, 2014]

AUTHORITY: 46 U.S.C. 3703, 9101; Department of Homeland Security Delegation No. 0170.1.

SOURCE: CGD 74-289, 44 FR 26009, May 3, 1979, unless otherwise noted.

CITE AS: 46 CFR 154.438