§178.347-5. Pressure and leakage test.
49 C.F.R. § 178.347-5
Each cargo tank must be tested in accordance with § 178.345-13 and this section.
Pressure test. Test pressure must be as follows:
Using the hydrostatic test method, the test pressure must be at least 40 psig or 1.5 times tank MAWP, whichever is greater.
Using the pneumatic test method, the test pressure must be 40 psig or 1.5 times tank MAWP, whichever is greater, and the inspection pressure is tank MAWP.
Notes, amendments, and revision history
Amendments
[Amdt. 178-89, 54 FR 25030, June 12, 1989. Redesignated by Amdt. 178-112, 61 FR 18934, Apr. 29, 1996]
Source
Source: 29 FR 18975, Dec. 29, 1964, unless otherwise noted. Redesignated at 32 FR 5606, Apr. 5, 1967.
Authority
Authority: 49 U.S.C. 5101-5128; 49 CFR 1.81 and 1.97.
Amendments
[Amdt. 178-89, 54 FR 25030, June 12, 1989. Redesignated by Amdt. 178-112, 61 FR 18934, Apr. 29, 1996]