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Specifications for Non-Pressure Tank Car Tanks (Classes DOT-111AW, 115AW, and 117AW)
Law
CFR 49
Transportation
Other Regulations Relating to Transportation
Pipeline and Hazardous Materials Safety Administration, Department of Transportation
Hazardous Materials Regulations
Specifications for Tank Cars
Specifications for Non-Pressure Tank Car Tanks (Classes DOT-111AW, 115AW, and 117AW)
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Section
179.200
General specifications applicable to non-pressure tank car tanks (Class DOT-111, DOT-117).
Section
179.200-1
Tank built under these specifications must meet the applicable requirements in this part.
Section
179.200-3
Type.
Section
179.200-4
Insulation.
Section
179.200-6
Thickness of plates.
Section
179.200-7
Materials.
Section
179.200-8
Tank heads.
Section
179.200-9
Compartment tanks.
Section
179.200-10
Welding.
Section
179.200-11
Postweld heat treatment.
Section
179.200-13
Manway ring or flange, pressure relief device flange, bottom outlet nozzle flange, bottom washout nozzle flange and other attachments and openings.
Section
179.200-14
Expansion capacity.
Section
179.200-15
Closures for manways.
Section
179.200-16
Gauging devices, top loading and unloading devices, venting and air inlet devices.
Section
179.200-17
Bottom outlets.
Section
179.200-19
Reinforcements, when used, and appurtenances not otherwise specified.
Section
179.200-21
Closures for openings.
Section
179.200-22
Test of tanks.
Section
179.200-23
Tests of pressure relief valves.
Section
179.200-24
Stamping.
Section
179.201
Individual specification requirements applicable to non-pressure tank car tanks.
Section
179.201-1
Individual specification requirements.
Section
179.201-2
§ 179.201-2 [Reserved]
Section
179.201-3
Lined tanks.
Section
179.201-4
Material.
Section
179.201-5
Postweld heat treatment and corrosion resistance.
Section
179.201-6
Manways and manway closures.
Section
179.201-8
Sampling device and thermometer well.
Section
179.201-9
Gauging device.
Section
179.201-10
Water capacity marking.
Section
179.201-11
Insulation.
Section
179.202
Individual specification requirements applicable to DOT-117 tank car tanks.
Section
179.202-1
Applicability.
Section
179.202-2
§ 179.202-2 [Reserved]
Section
179.202-3
Approval to operate at 286,000 gross rail load (GRL).
Section
179.202-4
Thickness of plates.
Section
179.202-5
Tank head puncture resistance system.
Section
179.202-6
Thermal protection system.
Section
179.202-7
Jackets.
Section
179.202-8
Bottom outlets.
Section
179.202-9
Top fittings protection.
Section
179.202-11
Individual specification requirements.
Section
179.202-12
Performance standard requirements (DOT-117P).
Section
179.202-13
Retrofit standard requirements (DOT-117R).
Sections
179.203-179.202-22
§§ 179.203-179.202-22 [Reserved]
Section
179.220
General specifications applicable to nonpressure tank car tanks consisting of an inner container supported within an outer shell (class DOT-115).
Section
179.220-1
Tanks built under these specifications must meet the requirements of §§ 179.220 and 179.221.
Section
179.220-3
Type.
Section
179.220-4
Insulation.
Section
179.220-6
Thickness of plates.
Section
179.220-7
Materials.
Section
179.220-8
Tank heads.
Section
179.220-9
Compartment tanks.
Section
179.220-10
Welding.
Section
179.220-11
Postweld heat treatment.
Section
179.220-13
Inner container manway nozzle and cover.
Section
179.220-14
Openings in the tanks.
Section
179.220-15
Support system for inner container.
Section
179.220-16
Expansion capacity.
Section
179.220-17
Gauging devices, top loading and unloading devices, venting and air inlet devices.
Section
179.220-18
Bottom outlets.
Section
179.220-20
Reinforcements, when used, and appurtenances not otherwise specified.
Section
179.220-22
Closure for openings.
Section
179.220-23
Test of tanks.
Section
179.220-24
Tests of pressure relief valves.
Section
179.220-25
Stamping.
Section
179.220-26
Stenciling.
Section
179.221
Individual specification requirements applicable to tank car tanks consisting of an inner container supported within an outer shell.
Section
179.221-1
Individual specification requirements.