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Federal regulations · Through 2026-08-25 · Newer source version available

49 CFR 178.347-5: -5 Pressure and leakage test.

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Where this section sits in the code
  1. Title 49—Transportation
  2. Subtitle B—Other Regulations Relating to Transportation
  3. CHAPTER I—PIPELINE AND HAZARDOUS MATERIALS SAFETY ADMINISTRATION, DEPARTMENT OF TRANSPORTATION
  4. SUBCHAPTER C—HAZARDOUS MATERIALS REGULATIONS
  5. PART 178—SPECIFICATIONS FOR PACKAGINGS
  6. Subpart J—Specifications for Containers for Motor Vehicle Transportation

(a) Each cargo tank must be tested in accordance with § 178.345-13 and this section.

(b) Pressure test. Test pressure must be as follows:

(1) Using the hydrostatic test method, the test pressure must be at least 40 psig or 1.5 times tank MAWP, whichever is greater.

(2) 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.

Collected 2026-08-27T02:26:34Z. Source file · JSON

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