1. Regulations
  2. title 49
  3. chapter I-i1
  4. part 179
  5. subpart C
  6. § 179.100-20

View all text of Subpart C [§ 179.100 - § 179.103-5]

§ 179.100-20 - Stamping.

(a) To certify that the tank complies with all specification requirements, each tank shall be plainly and permanently stamped in letters and figures at least 3/8 inch high into the metal near the center of both outside heads as follows:

Example of required stamping SpecificationDOT-105A100W MaterialASTM A 516 Cladding material (if any)ASTM A240-304 Tank builder's initialsClad Date of original testABC Car assembler (if other than tanker builder)00-0000
DEF

(b) After July 25, 2012, newly constructed DOT tank cars must have their DOT specification and other required information stamped plainly and permanently on stainless steel identification plates in conformance with the applicable requirements prescribed in § 179.24(a). Tank cars built before July 25, 2012, may have the identification plates instead of or in addition to the head stamping.

[29 span 18995, Dec. 29, 1964. Redesignated at 32 span 5606, Apr. 5, 1967, and amended by Amdt. 179-10, 36 span 21346, Nov. 6, 1971; Amdt. 179-52, 61 span 28679, June 5, 1996; 65 span 50463, Aug. 18, 2000; 77 span 37985, June 25, 2012]

AUTHORITY: 49 U.S.C. 5101-5128; 49 CFR 1.81 and 1.97.

SOURCE: 29 FR 18995, Dec. 29, 1964, unless otherwise noted. Redesignated at 32 FR 5606, Apr. 5, 1967.

CITE AS: 49 CFR 179.100-20