49 CFR 178.512 - Standards for steel, aluminum or other metal boxes.

§ 178.512 Standards for steel, aluminum or other metal boxes.

(a) The following are identification codes for steel, aluminum, or other metal boxes:

(1) 4A for a steel box;

(2) 4B for an aluminum box; and

(3) 4N for an other metal box.

(b) Construction requirements for steel, aluminum or other metal boxes are as follows:

(1) The strength of the metal and the construction of the box must be appropriate to the capacity and intended use of the box.

(2) Boxes must be lined with fiberboard or felt packing pieces or must have an inner liner or coating of suitable material in accordance with subpart C of part 173 of this subchapter. If a double seamed metal liner is used, steps must be taken to prevent the ingress of materials, particularly explosives, into the recesses of the seams.

(3) Closures may be of any suitable type, and must remain secure under normal conditions of transport.

(4) Maximum net mass: 400 kg (882 pounds).

[Amdt. 178-97, 55 FR 52717, Dec. 21, 1990, as amended by Amdt. 178-106, 59 FR 67521, Dec. 29, 1994; 78 FR 1096, Jan. 7, 2013]

This is a list of United States Code sections, Statutes at Large, Public Laws, and Presidential Documents, which provide rulemaking authority for this CFR Part.

This list is taken from the Parallel Table of Authorities and Rules provided by GPO [Government Printing Office].

It is not guaranteed to be accurate or up-to-date, though we do refresh the database weekly. More limitations on accuracy are described at the GPO site.


United States Code

Title 49 published on 09-Jun-2018 04:52

The following are ALL rules, proposed rules, and notices (chronologically) published in the Federal Register relating to 49 CFR Part 178 after this date.

  • 2018-03-29; vol. 83 # 61 - Thursday, March 29, 2018
    1. 83 FR 13464 - Request for Information on Regulatory Challenges to Safely Transporting Hazardous Materials by Surface Modes in an Automated Vehicle Environment; Correction
      GPO FDSys XML | Text
      DEPARTMENT OF TRANSPORTATION, Pipeline and Hazardous Materials Safety Administration
      Request for information; correction.
      Interested persons are invited to submit comments on or before May 7, 2018. Comments received after that date will be considered to the extent practicable.
      49 CFR Parts 107, 171, 172, 173, 174, 177, 178, 179, and 180