49 CFR 174.300 - Special handling requirements.

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§ 174.300 Special handling requirements.
(a) Class 3 (flammable liquid) materials may not be loaded, transported, or stored in a rail car equipped with any type of lighted heater or open-flame device, or in a rail car equipped with any apparatus or mechanism utilizing an internal combustion engine in its operation.
(b) A truck body or trailer which is loaded with a Class 3 (flammable liquid) materials and equipped with a lighted heater or any automatic heating or refrigerating apparatus may not be loaded on a flatcar except as provided in paragraph (c) of this section.
(c) Heating or refrigeration apparatus on a motor vehicle loaded with Class 3 (flammable liquid) materials may be operated while the motor vehicle is loaded on a flatcar only if:
(1) The lading space is not equipped with any electrical apparatus that is not non-sparking or explosion-proof;
(2) There is no combustion apparatus in the lading space;
(3) There is no connection for the return of air from the lading space to any combustion apparatus; and
(4) The heating system conforms to § 393.77 of this title and does not heat any part of the lading over 54 °C (129 °F).
(d) Metal barrels or drums containing Class 3 (flammable liquid) materials may be transported in a steel gondola or flatcar or in a stock car. However, they may not be transported in a hopper bottom car.
[Amdt. 174-26, 41 FR 16092, Apr. 15, 1976, as amended by Amdt. 174-31, 43 FR 31143, July 20, 1978; Amdt. 174-68, 55 FR 52683, Dec. 21, 1990]

Title 49 published on 2013-10-01

The following are only the Rules published in the Federal Register after the published date of Title 49.

For a complete list of all Rules, Proposed Rules, and Notices view the Rulemaking tab.

  • 2013-10-02; vol. 78 # 191 - Wednesday, October 2, 2013
    1. 78 FR 60745 - Hazardous Materials: Minor Editorial Corrections and Clarifications (RRR)
      GPO FDSys XML | Text
      DEPARTMENT OF TRANSPORTATION, Pipeline and Hazardous Materials Safety Administration
      Final rule.
      Effective date: October 1, 2013. The incorporation by reference of certain publications listed in the rule was approved by the Director of the Federal Register as of January 7, 2013.
      49 CFR Parts 107, 130, 171, 172, 173, 174, 177, 178, 179, and 180

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United States Code

Title 49 published on 2013-10-01

The following are ALL rules, proposed rules, and notices (chronologically) published in the Federal Register relating to 49 CFR 174 after this date.

  • 2013-11-05; vol. 78 # 214 - Tuesday, November 5, 2013
    1. 78 FR 66326 - Hazardous Materials: Rail Petitions and Recommendations To Improve the Safety of Railroad Tank Car Transportation (RRR)
      GPO FDSys XML | Text
      DEPARTMENT OF TRANSPORTATION, Pipeline and Hazardous Materials Safety Administration
      Advance Notice of Proposed Rulemaking (ANPRM), extension of comment period.
      The comment period for the ANPRM closing on November 5, 2013 is extended until December 5, 2013. To the extent possible, PHMSA will consider late-filed comments during the next stage of the rulemaking process.
      49 CFR Parts 173, 174, 178, 179, and 180