49 CFR 179.103-4 - Safety relief devices and pressure regulators.

§ 179.103-4 Safety relief devices and pressure regulators.
(a) Safety relief devices and pressure regulators must be located on top of the tank near the center of the car on a nozzle, mounting plate or recess in the shell. Through or stud bolts, if used, must not enter the tank.
(b) Metal guard of approved design must be provided to protect safety relief devices and pressure regulators from damage.
[Amdt. 179-10, 36 FR 21348, Nov. 6, 1971]

Title 49 published on 2014-10-01

no entries appear in the Federal Register after this date.

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United States Code

Title 49 published on 2014-10-01

The following are ALL rules, proposed rules, and notices (chronologically) published in the Federal Register relating to 49 CFR 179 after this date.

  • 2015-01-23; vol. 80 # 15 - Friday, January 23, 2015
    1. 80 FR 3788 - Hazardous Materials: Miscellaneous Amendments (RRR)
      GPO FDSys XML | Text
      DEPARTMENT OF TRANSPORTATION, Pipeline and Hazardous Materials Safety Administration
      Notice of Proposed Rulemaking (NPRM).
      Comments must be received by March 24, 2015.
      49 CFR Parts 107, 171, 172, 173, 175, 176, 177, 178, 179 and 180