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Regulations last checked for updates: May 12, 2025
Title 49 - Transportation last revised: Mar 20, 2025
All Titles
Title 49
Chapter I
Part 179 - PART 179—SPECIFICATIONS FOR TANK CARS
Subpart A [§ 179.1 - § 179.8] - Subpart A—Introduction, Approvals and Reports
Subpart B [§ 179.10 - § 179.24] - Subpart B—General Design Requirements
Subpart C [§ 179.100 - § 179.103-5] - Subpart C—Specifications for Pressure Tank Car Tanks (Classes DOT-105, 109, 112, 114 and 120)
Subpart D [§ 179.200 - § 179.221-1] - Subpart D—Specifications for Non-Pressure Tank Car Tanks (Classes DOT-111AW, 115AW, and 117AW)
Subpart E [§ 179.300 - § 179.302] - Subpart E—Specifications for Multi-Unit Tank Car Tanks (Classes DOT-106A and 110AW)
Subpart F [§ 179.400 - § 179.500-18] - Subpart F—Specification for Cryogenic Liquid Tank Car Tanks and Seamless Steel Tanks (Classes DOT-113 and 107A)
Subpart 0 -
Appendix Appendix A - Appendix A to Part 179—Procedures for Tank-Head Puncture-Resistance Test
Appendix Appendix B - Appendix B to Part 179—Procedures for Simulated Pool and Torch-Fire Testing
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.
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