Code of Federal Regulations > Title 49 > Chapter I > Part 179 > Subpart E - Subpart E—Specifications for Multi-Unit Tank Car Tanks (Classes DOT-106A and 110AW)

U.S. Code of Federal Regulations

Regulations most recently checked for updates: Aug 27, 2025

§ 179.300 - General specifications applicable to multi-unit tank car tanks designed to be removed from car structure for filling and emptying (Classes DOT-106A and 110AW).

§ 179.300-1 - Tanks built under these specifications shall meet the requirements of §and 179.301.

§ 179.300-3 - Type and general requirements.

§ 179.300-4 - Insulation.

§ 179.300-6 - Thickness of plates.

§ 179.300-7 - Materials.

§ 179.300-8 - Tank heads.

§ 179.300-9 - Welding.

§ 179.300-10 - Postweld heat treatment.

§ 179.300-12 - Protection of fittings.

§ 179.300-13 - Venting, loading and unloading valves.

§ 179.300-14 - Attachments not otherwise specified.

§ 179.300-15 - Pressure relief devices.

§ 179.300-16 - Tests of tanks.

§ 179.300-17 - Tests of pressure relief devices.

§ 179.300-18 - Stamping.

§ 179.300-19 - Inspection.

§ 179.300-20 - Reports.

§ 179.301 - Individual specification requirements for multi-unit tank car tanks.

§ 179.302 - [Reserved]