§ 172.102 49 CFR Ch. I (10–1–14 Edition)

LIST OF MARINE POLLUTANTS—Continued LIST OF MARINE POLLUTANTS—Continued

S.M.P. Marine pollutant S.M.P. Marine pollutant (1) (2) (1) (2)

Silver cyanide PP White phosphorus, wet Silver orthoarsenite White spirit, low (15-20%) aromatic PP Sodium copper cyanide, solid PP Yellow phosphorus, dry PP Sodium copper cyanide solution PP Yellow phosphorus, wet PP Sodium cuprocyanide, solid PP Sodium cuprocyanide, solution Zinc bromide Sodium cyanide, solid Zinc cyanide Sodium cyanide, solution Sodium dinitro-o-cresolate, dry or wetted with less than 15 per cent water, by mass [Amdt. 172–173, 55 FR 52474, Dec. 21, 1990] Sodium dinitro-ortho-cresolate, wetted with not less than 15 per cent water, by mass EDITORIAL NOTE: For FEDERAL REGISTER ci- PP Sodium pentachlorophenate tations affecting § 172.101, see the List of CFR Strychnine or Strychnine salts Sections Affected, which appears in the Sulfotep Finding Aids section of the printed volume PP Sulprophos and at www.fdsys.gov. Tallow nitrile Temephos TEPP § 172.102 Special provisions. PP Terbufos Tetrabromoethane (a) General. When column 7 of the Tetrabromomethane § 172.101 table refers to a special provi- 1,1,2,2-Tetrachloroethane sion for a hazardous material, the Tetrachloroethylene Tetrachloromethane meaning and requirements of that pro- Tetraethyl dithiopyrophosphate vision are as set forth in this section. PP Tetraethyl lead, liquid When a special provision specifies Tetramethrin Tetramethyllead packaging or packaging require- Thallium chlorate ments— Thallium compounds, n.o.s. Thallium compounds (pesticides) (1) The special provision is in addi- Thallium nitrate tion to the standard requirements for Thallium sulfate all packagings prescribed in § 173.24 of Thallous chlorate Thiocarbonyl tetrachloride this subchapter and any other applica- Triaryl phosphates, isopropylated ble packaging requirements in subparts PP Triaryl phosphates, n.o.s. A and B of part 173 of this subchapter; Triazophos Tribromomethane and PP Tributyltin compounds (2) To the extent a special provision Trichlorfon imposes limitations or additional re- PP 1,2,3—Trichlorobenzene Trichlorobenzenes, liquid quirements on the packaging provi- Trichlorobutene sions set forth in column 8 of the Trichlorobutylene § 172.101 table, packagings must con- Trichloromethane sulphuryl chloride Trichloromethyl sulphochloride form to the requirements of the special Trichloronat provision. Tricresyl phosphate (less than 1% ortho-isomer) (b) Description of codes for special pro- PP Tricresyl phosphate, not less than 1% ortho-isomer but not more than 3% orthoisomer visions. Special provisions contain PP Tricresyl phosphate with more than 3 per cent ortho packaging provisions, prohibitions, ex- isomer ceptions from requirements for par- Triethylbenzene Triisopropylated phenyl phosphates ticular quantities or forms of materials Trimethylene dichloride and requirements or prohibitions appli- PP Triphenylphosphate cable to specific modes of transpor- Triphenyl phosphate/tert-butylated triphenyl phosphates mixtures containing 5% to 10% tation, as follows: triphenyl phosphates (1) A code consisting only of numbers PP Triphenyl phosphate/tert-butylated triphenyl phosphates mixtures containing 10% to 48% (for example, ‘‘11’’) is multi-modal in triphenyl phosphates application and may apply to bulk and PP Triphenyltin compounds non-bulk packagings. Tritolyl phosphate (less than 1% ortho-isomer) PP Tritolyl phosphate (not less than 1% ortho-isomer) (2) A code containing the letter ‘‘A’’ Trixylenyl phosphate refers to a special provision which ap- Vinylidene chloride, stabilized plies only to transportation by air- Warfarin (and salts of) PP White phosphorus, dry craft.

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(3) A code containing the letter ‘‘B’’ Zone D (see § 173.116(a) of this subchapter), refers to a special provision that ap- and must be described as an inhalation plies only to bulk packaging require- hazard under the provisions of this sub- ments. Unless otherwise provided in chapter. 5 If this material meets the definition for a this subchapter, these special provi- material poisonous by inhalation (see sions do not apply to UN, IM Specifica- § 171.8 of this subchapter), a shipping name tion portable tanks or IBCs. must be selected which identifies the inha- (4) A code containing the letters ‘‘IB’’ lation hazard, in Division 2.3 or Division or ‘‘IP’’ refers to a special provision 6.1, as appropriate. that applies only to transportation in 6 This material is poisonous-by-inhalation IBCs. and must be described as an inhalation (5) A code containing the letter ‘‘N’’ hazard under the provisions of this sub- chapter. refers to a special provision which ap- 8 A hazardous substance that is not a haz- plies only to non-bulk packaging re- ardous waste may be shipped under the quirements. shipping description ‘‘Other regulated sub- (6) A code containing the letter ‘‘R’’ stances, liquid or solid, n.o.s.’’, as appro- refers to a special provision which ap- priate. In addition, for solid materials, spe- plies only to transportation by rail. cial provision B54 applies. (7) A code containing the letter ‘‘T’’ 9 Packaging for certain PCBs for disposal refers to a special provision which ap- and storage is prescribed by EPA in 40 CFR 761.60 and 761.65. plies only to transportation in UN or 11 The hazardous material must be pack- IM Specification portable tanks. aged as either a liquid or a solid, as appro- (8) A code containing the letters priate, depending on its physical form at 55 ‘‘TP’’ refers to a portable tank special °C (131 °F) at atmospheric pressure. provision for UN or IM Specification 12 In concentrations greater than 40 per- portable tanks that is in addition to cent, this material has strong oxidizing those provided by the portable tank in- properties and is capable of starting fires in contact with combustible materials. If structions or the requirements in part appropriate, a package containing this ma- 178 of this subchapter. terial must conform to the additional la- (9) A code containing the letter ‘‘W’’ beling requirements of § 172.402 of this sub- refers to a special provision that ap- chapter. plies only to transportation by water. 13 The words ‘‘Inhalation Hazard’’ shall be (c) Tables of special provisions. The fol- entered on each shipping in associa- lowing tables list, and set forth the re- tion with the shipping description, shall be quirements of, the special provisions marked on each non-bulk package in asso- referred to in column 7 of the § 172.101 ciation with the proper shipping name and identification number, and shall be marked table. on two opposing sides of each bulk pack- (1) Numeric provisions. These provi- age. Size of marking on bulk package must sions are multi-modal and apply to conform to § 172.302(b) of this subchapter. bulk and non-bulk packagings: The requirements of §§ 172.203(m) and 172.505 of this subchapter do not apply. Code/Special Provisions 14 Motor fuel antiknock mixtures are: 1 This material is poisonous by inhalation a. Mixtures of one or more organic lead (see § 171.8 of this subchapter) in Hazard mixtures (such as tetraethyl lead, Zone A (see § 173.116(a) or § 173.133(a) of this triethylmethyl lead, diethyldimethyl subchapter), and must be described as an lead, ethyltrimethyl lead, and inhalation hazard under the provisions of tetramethyl lead) with one or more halo- this subchapter. gen compounds (such as ethylene 2 This material is poisonous by inhalation dibromide and ethylene dichloride), hy- (see § 171.8 of this subchapter) in Hazard drocarbon solvents or other equally effi- Zone B (see § 173.116(a) or § 173.133(a) of this cient stabilizers; or subchapter), and must be described as an b. tetraethyl lead. inhalation hazard under the provisions of 15 This entry applies to ‘‘Chemical kits’’ this subchapter. and ‘‘First aid kits’’ containing one or 3 This material is poisonous by inhalation more compatible items of hazardous mate- (see § 171.8 of this subchapter) in Hazard rials in , cases, etc. that, for example, Zone C (see § 173.116(a) of this subchapter), are used for medical, analytical, diag- and must be described as an inhalation nostic, testing, or repair purposes. Kits hazard under the provisions of this sub- that are carried on board transport vehi- chapter. cles for first aid or operating purposes are 4 This material is poisonous by inhalation not subject to the requirements of this (see § 171.8 of this subchapter) in Hazard subchapter.

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16 This description applies to smokeless poly(methyl methacrylate) or other poly- powder and other solid propellants that are meric material. used as powder for small arms and have 33 Ammonium nitrites and mixtures of an been classed as Division 1.3C, 1.4C and Divi- inorganic nitrite with an ammonium salt sion 4.1 in accordance with § 173.56 of this are prohibited. subchapter. 34 The commercial grade of calcium nitrate 19 For domestic transportation only, the fertilizer, when consisting mainly of a dou- identification number ‘‘UN1075’’ may be ble salt (calcium nitrate and ammonium used in place of the identification number nitrate) containing not more than 10 per- specified in column (4) of the § 172.101 table. cent ammonium nitrate and at least 12 per- The identification number used must be cent water of crystallization, is not subject consistent on package markings, shipping to the requirements of this subchapter. and emergency response informa- 35 Antimony sulphides and oxides which do tion. not contain more than 0.5 percent of ar- 21 This material must be stabilized by ap- senic calculated on the total mass do not propriate means (e.g., addition of chemical meet the definition of Division 6.1. inhibitor, purging to remove oxygen) to 37 Unless it can be demonstrated by testing prevent dangerous polymerization (see that the sensitivity of the substance in its § 173.21(f) of this subchapter). frozen state is no greater than in its liquid 22 If the hazardous material is in dispersion state, the substance must remain liquid in organic liquid, the organic liquid must during normal transport conditions. It have a flash point above 50 °C (122 °F). must not freeze at above ¥15 23 This material may be transported under °C (5 °F). the provisions of Division 4.1 only if it is so 38 If this material shows a violent effect in packed that the percentage of diluent will tests involving heating under not fall below that stated in the shipping confinement, the labeling requirements of description at any time during transport. Special Provision 53 apply, and the mate- Quantities of not more than 500 g per pack- rial must be packaged in accordance with age with not less than 10 percent water by packing method OP6 in § 173.225 of this sub- mass may also be classed in Division 4.1, chapter. If the SADT of the technically provided a negative test result is obtained pure substance is higher than 75 °C, the when tested in accordance with test series technically pure substance and formula- 6(c) of the UN Manual of Tests and Criteria tions derived from it are not self-reactive (IBR, see § 171.7 of this subchapter). materials and, if not meeting any other 24 Alcoholic beverages containing more hazard class, are not subject to the re- than 70 percent alcohol by volume must be quirements of this subchapter. transported as materials in Packing Group 39 This substance may be carried under pro- II. Alcoholic beverages containing more visions other than those of Class 1 only if than 24 percent but not more than 70 per- it is so packed that the percentage of cent alcohol by volume must be trans- water will not fall below that stated at any ported as materials in Packing Group III. time during transport. When phlegmatized 26 This entry does not include ammonium with water and inorganic inert material, permanganate, the transport of which is the content of urea nitrate must not ex- prohibited except when approved by the ceed 75 percent by mass and the mixture Associate Administrator. should not be capable of being detonated 28 The dihydrated sodium salt of by test 1(a)(i) or test 1(a)(ii) in the UN dichloroisocyanuric acid is not subject to Manual of Tests and Criteria (IBR, see the requirements of this subchapter. § 171.7 of this subchapter). 30 Sulfur is not subject to the requirements 40 resin kits consist of two com- of this subchapter if transported in a non- ponents: A base material (Class 3, Packing bulk packaging or if formed to a specific Group II or III) and an activator (organic shape (for example, prills, granules, pel- peroxide), each separately packed in an lets, pastilles, or flakes). A bulk packaging inner packaging. The organic peroxide containing sulfur is not subject to the must be type D, E, or F, not requiring tem- placarding requirements of subpart F of perature control. The components may be this part, if it is marked with the appro- placed in the same outer packaging pro- priate identification number as required by vided they will not interact dangerously in subpart D of this part. Molten sulfur must the event of leakage. The Packing Group be marked as required by § 172.325 of this assigned will be II or III, according to the subchapter. classification criteria for Class 3, applied 31 Materials which have undergone suffi- to the base material. Additionally, unless cient heat treatment to render them non- otherwise excepted in this subchapter, pol- hazardous are not subject to the require- yester resin kits must be packaged in spec- ments of this subchapter. ification combination packagings based on 32 Polymeric beads and compounds the performance level of the base material may be made from polystyrene, contained within the kit.

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41 This material at the Packing Group II packaging must correspond to a design hazard criteria level may be transported in type that has passed a leakproofness test Large Packagings. at the Packing Group II level. Small inner 43 The membrane filters, including paper packagings consisting of sealed packets separators and or backing mate- and articles containing less than 10 mL of rials, that are present in transport, must a Class 3 liquid in Packing Group II or III not be able to propagate a detonation as absorbed onto a solid material are not sub- tested by one of the tests described in the ject to this subchapter provided there is no UN Manual of Tests and Criteria, Part I, free liquid in the or article. Test series 1(a) (IBR, see § 171.7 of this sub- 48 Mixtures of solids that are not subject to chapter). On the basis of the results of this subchapter and toxic liquids may be suitable burning rate tests, and taking transported under this entry without first into account the standard tests in the UN applying the classification criteria of Divi- Manual of Tests and Criteria, Part III, sub- sion 6.1, provided there is no free liquid section 33.2.1 (IBR, see § 171.7 of this sub- visible at the time the material is loaded chapter), nitrocellulose membrane filters or at the time the packaging or transport in the form in which they are to be trans- unit is closed. For single packagings, each ported that do not meet the criteria for a packaging must correspond to a design Division 4.1 material are not subject to the type that has passed a leakproofness test requirements of this subchapter. Pack- at the Packing Group II level. This entry agings must be so constructed that explo- may not be used for solids containing a sion is not possible by reason of increased Packing Group I liquid. internal pressure. Nitrocellulose mem- 49 Mixtures of solids that are not subject to brane filters covered by this entry, each this subchapter and corrosive liquids may with a mass not exceeding 0.5 g, are not be transported under this entry without subject to the requirements of this sub- first applying the classification criteria of chapter when contained individually in an Class 8, provided there is no free liquid article or a sealed packet. visible at the time the material is loaded 44 The formulation must be prepared so or at the time the packaging or transport that it remains homogenous and does not unit is closed. For single packagings, each separate during transport. Formulations packaging must correspond to a design with low nitrocellulose contents and nei- type that has passed a leakproofness test ther showing dangerous properties when tested for their ability to detonate, at the Packing Group II level. deflagrate or explode when heated under 50 Cases, cartridge, empty with primer defined confinement by the appropriate which are made of metallic or plastic cas- test methods and criteria in the UN Man- ings and meeting the classification criteria ual of Tests and Criteria (IBR, see § 171.7 of of Division 1.4 are not regulated for domes- this subchapter), nor classed as a Division tic transportation. 4.1 (flammable solid) when tested in ac- 51 This description applies to items pre- cordance with the procedures specified in viously described as ‘‘Toy propellant de- § 173.124 of this subchapter (chips, if nec- vices, Class C’’ and includes reloadable essary, crushed and sieved to a particle kits. Model rocket motors containing 30 size of less than 1.25 mm), are not subject grams or less propellant are classed as Di- to the requirements of this subchapter. vision 1.4S and items containing more than 45 should be maintained be- 30 grams of propellant but not more than tween 18 °C (64.4 °F) and 40 °C (104 °F). 62.5 grams of propellant are classed as Di- Tanks containing solidified methacrylic vision 1.4C. acid must not be reheated during trans- 52 This entry may only be used for sub- port. stances that do not exhibit explosive prop- 46 This material must be packed in accord- erties of Class 1 (explosive) when tested in ance with packing method OP6 (see § 173.225 accordance with Test Series 1 and 2 of of this subchapter). During transport, it Class 1 (explosive) in the UN Manual of must be protected from direct sunshine Tests and Criteria, Part I (incorporated by and stored (or kept) in a cool and well-ven- reference; see § 171.7 of this subchapter). tilated place, away from all sources of 53 Packages of these materials must bear heat. the subsidiary risk , ‘‘EXPLOSIVE’’, 47 Mixtures of solids that are not subject to and the subsidiary hazard class/division this subchapter and flammable liquids may must be entered in parentheses imme- be transported under this entry without diately following the primary hazard class first applying the classification criteria of in the shipping description, unless other- Division 4.1, provided there is no free liquid wise provided in this subchapter or visible at the time the material is loaded through an approval issued by the Asso- or at the time the packaging or transport ciate Administrator, or the competent au- unit is closed. Except when the liquids are thority of the country of origin. A copy of fully absorbed in solid material contained the approval shall accompany the shipping in sealed , for single packagings, each papers.

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54 Maneb or maneb preparations not meet- or kept in a cool and well-ventilated place, ing the definition of Division 4.3 or any away from all sources of heat. other hazard class are not subject to the 78 This entry may not be used to describe requirements of this subchapter when compressed air which contains more than transported by motor vehicle, rail car, or 23.5 percent oxygen. Compressed air con- aircraft. taining greater than 23.5 percent oxygen 55 This device must be approved in accord- must be shipped using the description ance with § 173.56 of this subchapter by the ‘‘Compressed gas, oxidizing, n.o.s., Associate Administrator. UN3156.’’ 56 A means to interrupt and prevent deto- 79 This entry may not be used for mixtures nation of the detonator from initiating the that meet the definition for oxidizing gas. detonating cord must be installed between 81 Polychlorinated biphenyl items, as de- each electric detonator and the detonating fined in 40 CFR 761.3, for which specifica- cord ends of the jet perforating guns before tion packagings are impractical, may be the charged jet perforating guns are of- packaged in non-specification packagings fered for transportation. meeting the general packaging require- 57 Maneb or Maneb preparations stabilized ments of subparts A and B of part 173 of against self-heating need not be classified this subchapter. Alternatively, the item in Division 4.2 when it can be dem- itself may be used as a packaging if it onstrated by testing that a volume of 1 m3 meets the general packaging requirements of substance does not self-ignite and that of subparts A and B of part 173 of this sub- the temperature at the center of the sam- chapter. ple does not exceed 200 °C, when the sample 101 The name of the particular substance or is maintained at a temperature of not less article must be specified. than 75 °C ±2 °C for a period of 24 hours, in 102 The ends of the detonating cord must be accordance with procedures set forth for tied fast so that the explosive cannot es- testing self-heating materials in the UN cape. The articles may be transported as in Manual of Tests and Criteria (IBR, see Division 1.4 Compatibility Group D (1.4D) if § 171.7 of this subchapter). all of the conditions specified in § 173.63(a) 58 Aqueous solutions of Division 5.1 inor- of this subchapter are met. ganic solid nitrate substances are consid- 103 Detonators which will not mass deto- ered as not meeting the criteria of Division nate and undergo only limited propagation 5.1 if the concentration of the substances in the shipping package may be assigned to in solution at the minimum temperature 1.4B classification code. Mass detonate encountered in transport is not greater means that more than 90 percent of the de- than 80% of the saturation limit. vices tested in a package explode prac- 59 Ferrocerium, stabilized against corro- tically simultaneously. Limited propaga- sion, with a minimum iron content of 10 tion means that if one detonator near the percent is not subject to the requirements center of a shipping package is exploded, of this subchapter. the aggregate weight of explosives, exclud- 61 A chemical oxygen generator is spent if ing ignition and delay charges, in this and its means of ignition and all or a part of its all additional detonators in the outside chemical contents have been expended. packaging that explode may not exceed 25 62 Oxygen generators (see § 171.8 of this sub- grams. chapter) are not authorized for transpor- 105 The word ‘‘Agents’’ may be used instead tation under this entry. of ‘‘Explosives’’ when approved by the As- 64 The group of alkali metals includes lith- sociate Administrator. ium, sodium, potassium, rubidium, and 106 The recognized name of the particular caesium. explosive may be specified in addition to 65 The group of alkaline earth metals in- the type. cludes magnesium, calcium, strontium, 107 The classification of the substance is ex- and barium. pected to vary especially with the particle 66 Formulations of these substances con- size and packaging but the border lines taining not less than 30 percent non-vola- have not been experimentally determined; tile, non-flammable phlegmatizer are not appropriate classifications should be subject to this subchapter. verified following the test procedures in 70 Black powder that has been classed in ac- §§ 173.57 and 173.58 of this subchapter. cordance with the requirements of § 173.56 108 Fireworks must be so constructed and of this subchapter may be reclassed and of- packaged that loose pyrotechnic composi- fered for domestic transportation as a Di- tion will not be present in packages during vision 4.1 material if it is offered for trans- transportation. portation and transported in accordance 109 Rocket motors must be nonpropulsive with the limitations and packaging re- in transportation unless approved in ac- quirements of § 173.170 of this subchapter. cordance with § 173.56 of this subchapter. A 74 During transport, this material must be rocket motor to be considered ‘‘nonpropul- protected from direct sunshine and stored sive’’ must be capable of unrestrained

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burning and must not appreciably move in Administrator (see UN0143 or UN0150 as ap- any direction when ignited by any means. propriate). 110 Fire extinguishers transported under 119 This substance, when in quantities of UN1044 and oxygen cylinders transported not more than 11.5 kg (25.3 pounds), with for emergency use under UN1072 may in- not less than 10 percent water, by mass, clude installed actuating cartridges (car- also may be classed as Division 4.1, pro- tridges, power device of Division 1.4C or vided a negative test result is obtained 1.4S), without changing the classification when tested in accordance with test series of Division 2.2, provided the aggregate 6(c) of the UN Manual of Tests and Criteria quantity of deflagrating (propellant) explo- (IBR, see § 171.7 of this subchapter). sives does not exceed 3.2 grams per cyl- 120 The phlegmatized substance must be inder. Oxygen cylinders with installed ac- significantly less sensitive than dry PETN. tuating cartridges as prepared for trans- 121 This substance, when containing less al- portation must have an effective means of cohol, water or phlegmatizer than speci- preventing inadvertent activation. fied, may not be transported unless ap- 111 Explosive substances of Division 1.1 proved by the Associate Administrator. Compatibility Group A (1.1A) are forbidden 123 Any explosives, blasting, type C con- for transportation if dry or not desen- taining chlorates must be segregated from sitized, unless incorporated in a device. explosives containing ammonium nitrate 113 The sample must be given a tentative or other ammonium salts. approval by an agency or laboratory in ac- cordance with § 173.56 of this subchapter. 125 Lactose or glucose or similar materials may be used as a phlegmatizer provided 114 Jet perforating guns, charged, oil well, without detonator may be reclassed to Di- that the substance contains not less than vision 1.4 Compatibility Group D (1.4D) if 90%, by mass, of phlegmatizer. These mix- the following conditions are met: tures may be classified in Division 4.1 when a. The total weight of the explosive con- tested in accordance with test series 6(c) of tents of the shaped charges assembled in the UN Manual of Tests and Criteria (IBR, the guns does not exceed 90.5 kg (200 see § 171.7 of this subchapter) and approved pounds) per vehicle; and by the Associate Administrator. Testing b. The guns are packaged in accordance must be conducted on at least three pack- with Packing Method US 1 as specified in ages as prepared for transport. Mixtures § 173.62 of this subchapter. containing at least 98%, by mass, of 115 Boosters with detonator, detonator as- phlegmatizer are not subject to the re- semblies and boosters with detonators in quirements of this subchapter. Packages which the total explosive charge per unit containing mixtures with not less than 90% does not exceed 25 g, and which will not by mass, of phlegmatizer need not bear a mass detonate and undergo only limited POISON subsidiary risk label. propagation in the shipping package may 127 Mixtures containing oxidizing and or- be assigned to 1.4B classification code. ganic materials transported under this Mass detonate means more than 90 percent entry may not meet the definition and cri- of the devices tested in a package explode teria of a Class 1 material. (See § 173.50 of practically simultaneously. Limited propa- this subchapter.) gation means that if one booster near the 128 Regardless of the provisions of center of the package is exploded, the ag- § 172.101(c)(12), aluminum smelting by-prod- gregate weight of explosives, excluding ig- ucts and aluminum remelting by-products nition and delay charges, in this and all described under this entry, meeting the additional boosters in the outside pack- definition of Class 8, Packing Group II and aging that explode may not exceed 25 g. III may be classed as a Division 4.3 mate- 116 Fuzes, detonating may be classed in Di- rial and transported under this entry. The vision 1.4 if the fuzes do not contain more presence of a Class 8 hazard must be com- than 25 g of explosive per fuze and are municated as required by this part for sub- made and packaged so that they will not sidiary hazards. cause functioning of other fuzes, explosives 129 These materials may not be classified or other explosive devices if one of the and transported unless authorized by the fuzes detonates in a shipping packaging or Associate Administrator on the basis of re- in adjacent packages. sults from Series 2 Test and a Series 6(c) 117 If shipment of the explosive substance is Test from the UN Manual of Tests and Cri- to take place at a time that freezing teria (IBR, see § 171.7 of this subchapter) on weather is anticipated, the water con- packages as prepared for transport. The tained in the explosive substance must be packing group assignment and packaging mixed with denatured alcohol so that must be approved by the Associate Admin- freezing will not occur. istrator for Hazardous Materials Safety on 118 This substance may not be transported the basis of the criteria in § 173.21 of this under the provisions of Division 4.1 unless subchapter and the package type used for specifically authorized by the Associate the Series 6(c) test.

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130 ‘‘Batteries, dry, sealed, n.o.s.,’’ com- shifting which could loosen terminal monly referred to as dry batteries, are her- caps or reorient the terminals to produce metically sealed and generally utilize met- short circuits. Batteries contained in de- als (other than lead) and/or carbon as elec- vices must be securely installed. Ter- trodes. These batteries are typically used minal protection methods include but for portable power applications. The re- are not limited to the following: chargeable (and some non-rechargeable) (i) Securely attaching covers of sufficient types have gelled alkaline electrolytes strength to protect the terminals; (rather than acidic) making it difficult for (ii) Packaging the battery in a rigid plastic them to generate hydrogen or oxygen when packaging; or overcharged and therefore, differentiating (iii) Constructing the battery with termi- them from non-spillable batteries. Dry bat- nals that are recessed or otherwise pro- teries specifically covered by another tected so that the terminals will not be entry in the § 172.101 Table must be trans- subjected to damage if the package is ported in accordance with the require- dropped. ments applicable to that entry. For exam- (c) Additional air transport requirements. For ple, nickel-metal hydride batteries trans- a battery whose voltage (electrical po- ported by vessel in certain quantities are tential) exceeds 9 volts— covered by another entry (see Batteries, (1) When contained in a device, the device nickel-metal hydride, UN3496). Dry bat- must be packaged in a manner that pre- teries not specifically covered by another vents unintentional activation or must entry in the § 172.101 Table are covered by have an independent means of preventing this entry (i.e., Batteries, dry, sealed, unintentional activation (e.g., packaging n.o.s.) and are not subject to requirements restricts access to activation switch, of this subchapter except for the following: switch caps or locks, recessed switches, (a) Incident reporting. For transportation by aircraft, a telephone report in accord- trigger locks, temperature sensitive cir- ance with § 171.15(a) is required if a fire, cuit breakers, etc.); and violent rupture, explosion or dangerous (2) An indication of compliance with this evolution of heat (i.e., an amount of heat special provision must be provided by sufficient to be dangerous to packaging marking each package with the words or personal safety to include charring of ‘‘not restricted’’ or by including the packaging, melting of packaging, scorch- words ‘‘not restricted’’ on a transport ing of packaging, or other evidence) oc- document such as an air waybill accom- curs as a direct result of a dry battery. panying the shipment. For all modes of transportation, a writ- (d) Used or spent battery exception. Used or ten report submitted, retained, and up- spent dry batteries of both non-recharge- dated in accordance with § 171.16 is re- able and rechargeable designs, with a quired if a fire, violent rupture, explosion marked rating up to 9-volt that are com- or dangerous evolution of heat occurs as bined in the same package and trans- a direct result of a dry battery or bat- ported by highway or rail for , tery-powered device. reconditioning, or disposal are not sub- (b) Preparation for transport. Batteries and ject to this special provision or any other battery-powered device(s) containing requirement of the HMR. Note that bat- batteries must be prepared and packaged teries utilizing different chemistries (i.e., for transport in a manner to prevent: those battery chemistries specifically (1) A dangerous evolution of heat; covered by another entry in the § 172.101 (2) Short circuits, including but not lim- Table) as well as dry batteries with a ited to the following methods: marked rating greater than 9-volt may (i) Packaging each battery or each battery- not be combined with used or spent bat- powered device when practicable, in fully teries in the same package. Note also enclosed inner packagings made of non- that this exception does not apply to bat- conductive material; teries that have been reconditioned for (ii) Separating or packaging batteries in a reuse. manner to prevent contact with other 131 This material may not be offered for batteries, devices or conductive mate- transportation unless approved by the As- rials (e.g., metal) in the packagings; or sociate Administrator. (iii) Ensuring exposed terminals or connec- 132 This entry may only be used for uni- tors are protected with non-conductive form, ammonium nitrate based fertilizer caps, non-conductive tape, or by other mixtures, containing nitrogen, phosphate appropriate means; and or potash, meeting the following criteria: (3) Damage to terminals. If not re- (1) Contains not more than 70% ammonium sistant, the outer packaging should not nitrate and not more than 0.4% total com- be used as the sole means of protecting bustible, organic material calculated as the battery terminals from damage or carbon or (2) Contains not more than 45% short circuiting. Batteries must be se- ammonium nitrate and unrestricted com- curely cushioned and packed to prevent bustible material.

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134 This entry only applies to vehicles pow- ery or apparatus. It may not be used to de- ered by wet batteries, sodium batteries, scribe machinery or apparatus for which a lithium metal batteries or lithium ion bat- proper shipping name exists in the § 172.101 teries and equipment powered by wet bat- Table. Except when approved by the Asso- teries or sodium batteries that are trans- ciate Administrator, machinery or appa- ported with these batteries installed. For ratus may only contain hazardous mate- the purpose of this special provision, vehi- rials for which exceptions are referenced in cles are self-propelled apparatus designed Column (8) of the § 172.101 Table and are to carry one or more persons or goods. Ex- provided in part 173, subpart D, of this sub- amples of such vehicles are electrically- chapter. Hazardous materials shipped powered cars, motorcycles, scooters, three- under this entry are excepted from the la- and four-wheeled vehicles or motorcycles, beling requirements of this subchapter un- battery-assisted bicycles, lawn tractors, less offered for transportation or trans- boats, aircraft, wheelchairs and other mo- ported by aircraft and are not subject to bility aids. Examples of equipment are the placarding requirements of part 172, lawnmowers, cleaning machines or model subpart F, of this subchapter. Orientation boats and model aircraft. Equipment pow- markings as described in § 172.312 (a)(2) are ered by lithium metal batteries or lithium required when liquid hazardous materials ion batteries must be consigned under the may escape due to incorrect orientation. entries ‘‘Lithium metal batteries con- The machinery or apparatus, if tained in equipment’’ or ‘‘Lithium metal unpackaged, or the packaging in which it batteries packed with equipment’’ or is contained shall be marked ‘‘Dangerous ‘‘Lithium ion batteries contained in equip- goods in machinery’’ or ‘‘ ment’’ or ‘‘Lithium ion batteries packed in apparatus’’, as appropriate, with the with equipment’’ as appropriate. Self-pro- identification number UN3363. For trans- pelled vehicles or equipment that also con- portation by aircraft, machinery or appa- tain an internal combustion engine must ratus may not contain any material forbid- be consigned under the entries ‘‘Engine, in- den for transportation by passenger or ternal combustion, flammable gas pow- cargo aircraft. The Associate Adminis- ered’’ or ‘‘Engine, internal combustion, trator may except from the requirements flammable liquid powered’’ or ‘‘Vehicle, of this subchapter, equipment, machinery flammable gas powered’’ or ‘‘Vehicle, flam- and apparatus provided: mable liquid powered,’’ as appropriate. a. It is shown that it does not pose a sig- These entries include hybrid electric vehi- nificant risk in transportation; cles powered by both an internal combus- tion engine and batteries. Additionally, b. The quantities of hazardous materials do self-propelled vehicles or equipment that not exceed those specified in § 173.4a of contain a fuel cell engine must be con- this subchapter; and signed under the entries ‘‘Engine, fuel cell, c. The equipment, machinery or apparatus flammable gas powered’’ or ‘‘Engine, fuel conforms with § 173.222 of this sub- cell, flammable liquid powered’’ or ‘‘Vehi- chapter. cle, fuel cell, flammable gas powered’’ or 137 Cotton, dry; flax, dry; sisal, dry; and ‘‘Vehicle, fuel cell, flammable liquid pow- tampico fiber, dry are not subject to the ered,’’ as appropriate. These entries in- requirements of this subchapter when they clude hybrid electric vehicles powered by a are baled in accordance with ISO 8115, fuel cell engine, an internal combustion ‘‘Cotton Bales—Dimensions and Density’’ engine, and batteries. (IBR, see § 171.7 of this subchapter) to a 135 Internal combustion engines installed in density of not less than 360 kg/m3 (22.1 lb/ a vehicle must be consigned under the en- ft3) for cotton, 400 kg/m3 (24.97 lb/ft3) for tries ‘‘Vehicle, flammable gas powered’’ or flax, 620 kg/m3 (38.71 lb/ft3) for sisal and 360 ‘‘Vehicle, flammable liquid powered,’’ as kg/m3 (22.1 lb/ft3) for tampico fiber and appropriate. These entries include hybrid transported in a freight or closed electric vehicles powered by both an inter- transport vehicle. nal combustion engine and wet, sodium or 138 This entry applies to lead compounds lithium batteries installed. If a fuel cell which, when mixed in a ratio of 1:1,000 with engine is installed in a vehicle, the vehicle 0.07 M (Molar concentration) hydrochloric must be consigned using the entries ‘‘Ve- acid and stirred for one hour at a tempera- hicle, fuel cell, flammable gas powered’’ or ture of 23 °C ±2 °C, exhibit a solubility of ‘‘Vehicle, fuel cell, flammable liquid pow- more than 5%. Lead compounds which, ered,’’ as appropriate. These entries in- when mixed in a ratio of 1:1,000 with 0.07 M clude hybrid electric vehicles powered by a (Molar concentration) hydrochloric acid fuel cell, an internal combustion engine, and stirred for one hour at a temperature and wet, sodium or lithium batteries in- of 23 °C ±2 °C, exhibit a solubility of 5% or stalled. less are not subject to the requirements of 136 This entry only applies to machinery this subchapter unless they meet criteria and apparatus containing hazardous mate- as another hazard class or division. Lead rials as in integral element of the machin- compounds that have a solubility of 5% or

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less in accordance with this special provi- 146 This description may be used for a ma- sion are not subject to the requirements of terial that poses a hazard to the environ- this subchapter that pertain to Marine ment but does not meet the definition for Pollutants. a hazardous waste or a hazardous sub- 139 Use of the ‘‘special arrangement’’ proper stance, as defined in § 171.8 of this sub- shipping names for international ship- chapter, or any hazard class, as defined in ments must be made under an IAEA Cer- part 173 of this subchapter, if it is des- tificate of Competent Authority issued by ignated as environmentally hazardous by the Associate Administrator in accordance another Competent Authority. This provi- with the requirements in § 173.471, § 173.472, sion may be used for both domestic and or § 173.473 of this subchapter. Use of these international shipments. proper shipping names for domestic ship- 147 This entry applies to non-sensitized ments may be made only under a DOT spe- emulsions, suspensions, and gels consisting cial permit, as defined in, and in accord- primarily of a mixture of ammonium ni- ance with the requirements of subpart B of trate and fuel, intended to produce a Type part 107 of this subchapter. E blasting explosive only after further 140 This material is regulated only when it processing prior to use. The mixture for meets the defining criteria for a hazardous emulsions typically has the following com- substance or a marine pollutant. In addi- position: 60–85% ammonium nitrate; 5–30% tion, the column 5 reference is modified to water; 2–8% fuel; 0.5–4% emulsifier or read ‘‘III’’ on those occasions when this thickening agent; 0–10% soluble flame sup- material is offered for transportation or pressants; and trace additives. Other inor- transported by highway or rail. ganic nitrate salts may replace part of the 141 A toxin obtained from a plant, animal, ammonium nitrate. The mixture for sus- or bacterial source containing an infec- pensions and gels typically has the fol- tious substance, or a toxin contained in an lowing composition: 60–85% ammonium ni- infectious substance, must be classed as trate; 0–5% sodium or potassium per- Division 6.2, described as an infectious sub- chlorate; 0–17% hexamine nitrate or stance, and assigned to UN 2814 or UN 2900, monomethylamine nitrate; 5–30% water; 2– as appropriate. 15% fuel; 0.5–4% thickening agent; 0–10% 142 These hazardous materials may not be soluble flame suppressants; and trace addi- classified and transported unless author- tives. Other inorganic nitrate salts may re- ized by the Associate Administrator. The place part of the ammonium nitrate. These Associate Administrator will base the au- substances must satisfactorily pass Test thorization on results from Series 2 tests Series 8 of the UN Manual of Tests and Cri- and a Series 6(c) test from the UN Manual teria, Part I, Section 18 (IBR, see § 171.7 of of Tests and Criteria (IBR, see § 171.7 of this subchapter), and may not be classified this subchapter) on packages as prepared and transported unless approved by the As- for transport in accordance with the re- sociate Administrator. quirements of this subchapter. 149 When transported as a limited quantity 144 If transported as a residue in an under- or a consumer commodity, the maximum ground storage tank (UST), as defined in 40 net capacity specified in § 173.150(b)(2) of CFR 280.12, that has been cleaned and this subchapter for inner packagings may purged or rendered inert according to the be increased to 5 L (1.3 gallons). American Petroleum Institute (API) 150 This description may be used only for Standard 1604 (IBR, see § 171.7 of this sub- uniform mixtures of fertilizers containing chapter), then the tank and this material are not subject to any other requirements ammonium nitrate as the main ingredient of this subchapter. However, sediments re- within the following composition limits: maining in the tank that meet the defini- a. Not less than 90% ammonium nitrate tion for a hazardous material are subject with not more than 0.2% total combus- to the applicable regulations of this sub- tible, organic material calculated as car- chapter. bon, and with added matter, if any, that 145 This entry applies to formulations that is inorganic and inert when in contact neither detonate in the cavitated state nor with ammonium nitrate; or deflagrate in laboratory testing, show no b. Less than 90% but more than 70% ammo- effect when heated under confinement, ex- nium nitrate with other inorganic mate- hibit no explosive power, and are ther- rials, or more than 80% but less than 90% mally stable (self-accelerating decomposi- ammonium nitrate mixed with calcium tion temperature (SADT) at 60 °C (140 °F) carbonate and/or dolomite and/or mineral or higher for a 50 kg (110.2 lbs.) package). calcium sulphate, and not more than Formulations not meeting these criteria 0.4% total combustible, organic material must be transported under the provisions calculated as carbon; or applicable to the appropriate entry in the c. Ammonium nitrate-based fertilizers con- Organic Peroxide Table in § 173.225 of this taining mixtures of ammonium nitrate subchapter. and ammonium sulphate with more than

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45% but less than 70% ammonium ni- and Criteria, Part I, Section 18 (IBR, see trate, and not more than 0.4% total com- § 171.7 of this subchapter). bustible, organic material calculated as 164 Substances must not be transported carbon such that the sum of the percent- under this entry unless approved by the age of compositions of ammonium ni- Associate Administrator on the basis of trate and ammonium sulphate exceeds the results of appropriate tests according 70%. to Part I of the UN Manual of Tests and 151 If this material meets the definition of Criteria (IBR, see § 171.7 of this sub- a flammable liquid in § 173.120 of this sub- chapter). The material must be packaged chapter, a FLAMMABLE LIQUID label is so that the percentage of diluent does not also required and the basic description on fall below that stated in the approval at the shipping paper must indicate the Class any time during transportation. 3 subsidiary hazard. 165 These substances are susceptible to 155 Fish meal, fish scrap and krill meal may exothermic decomposition at elevated tem- not be transported if the temperature at peratures. Decomposition can be initiated the time of loading either exceeds 35 °C (95 by heat, moisture or by impurities (e.g., °F), or exceeds 5 °C (41 °F) above the ambi- powdered metals (iron, manganese, cobalt, ent temperature, whichever is higher. magnesium)). During the course of trans- 156 Asbestos that is immersed or fixed in a portation, these substances must be shaded natural or artificial binder material, such from direct sunlight and all sources of heat as cement, plastic, asphalt, resins or min- and be placed in adequately ventilated eral ore, or contained in manufactured areas. products is not subject to the requirements 166 When transported in non-friable tablet of this subchapter. form, calcium hypochlorite, dry, may be 159 This material must be protected from transported as a Packing Group III mate- direct sunshine and kept in a cool, well- rial. ventilated place away from sources of heat. 167 These storage systems must always be 160 This entry applies to articles that are considered as containing hydrogen. A used as life-saving vehicle air infla- metal hydride storage system installed in tors, air bag modules or seat-belt or intended to be installed in a vehicle or pretensioners containing Class 1 (explo- equipment or in vehicle or equipment com- sive) materials or materials of other haz- ponents must be approved for transport by ard classes. Air bag inflators and modules the Associate Administrator. A copy of the must be tested in accordance with Test se- approval must accompany each shipment. ries 6(c) of Part I of the UN Manual of 168 For lighters containing a Division 2.1 Tests and Criteria (incorporated by ref- gas (see § 171.8 of this subchapter), rep- erence; see § 171.7 of this subchapter), with resentative samples of each new lighter de- no explosion of the device, no fragmenta- sign must be examined and successfully tion of device casing or pressure vessel, tested as specified in § 173.308(b)(3). For cri- and no projection hazard or thermal effect teria in determining what is a new lighter that would significantly hinder fire-fight- design, see § 173.308(b)(1). For transpor- ing or other emergency response efforts in tation of new lighter design samples for ex- the immediate vicinity. If the air bag in- amination and testing, see § 173.308(b)(2). flator unit satisfactorily passes the series The examination and testing of each light- 6(c) test, it is not necessary to repeat the er design must be performed by a person test on the air bag module. authorized by the Associate Administrator 161 For domestic transport, air bag infla- under the provisions of subpart E of part tors, air bag modules or seat-belt 107 of this chapter, as specified in pretensioners that meet the criteria for a § 173.308(a)(4). For continued use of approv- Division 1.4G explosive must be trans- als dated prior to January 1, 2012, see ported using the description, ‘‘Articles, py- § 173.308(b)(5). rotechnic for technical purposes,’’ UN0431. For non-pressurized lighters containing a See § 173.166(d)(1) of this subchapter for an Class 3 (flammable liquid) material, its exception regarding air bag inflators, air design, description, and packaging must bag modules, or seat-belt pretensioners be approved by the Associate Adminis- that are installed in a motor vehicle, air- trator prior to being offered for transpor- craft, boat or other transport conveyance tation or transported in commerce. In or its completed components, such as addition, a lighter design intended to steering columns or door panels. contain a non-pressurized Class 3 mate- 162 This material may be transported under rial is excepted from the examination the provisions of Division 4.1 only if it is and testing criteria specified in packed so that at no time during transport § 173.308(b)(3). An unused lighter or a will the percentage of diluent fall below lighter that is cleaned of residue and the percentage that is stated in the ship- purged of vapors is not subject to the re- ping description. quirements of this subchapter. 163 Substances must satisfactorily pass 169 This entry applies to lighter refills (see Test Series 8 of the UN Manual of Tests § 171.8 of this subchapter) that contain a

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Division 2.1 (flammable) gas but do not 176 This entry must be used for formalde- contain an ignition device. Lighter refills hyde solutions containing methanol as a offered for transportation under this entry stabilizer. Formaldehyde solutions not may not exceed 4 fluid ounces capacity containing methanol and not meeting the (7.22 cubic inches) or contain more than 65 Class 3 flammable liquid criteria must be grams of fuel. A lighter refill exceeding 4 described using a different proper shipping fluid ounces capacity (7.22 cubic inches) or name. containing more than 65 grams of fuel 177 Gasoline, or, ethanol and gasoline mix- must be classed as a Division 2.1 material, tures, for use in internal combustion en- described with the proper shipping name gines (e.g., in automobiles, stationary en- appropriate for the material, and packaged gines and other engines) must be assigned in the packaging specified in part 173 of to Packing Group II regardless of vari- this subchapter for the flammable gas con- ations in volatility. tained therein. In addition, a container ex- 198 Nitrocellulose solutions containing not ceeding 4 fluid ounces volumetric capacity more than 20% nitrocellulose may be (7.22 cubic inches) or containing more than transported as paint, perfumery products, 65 grams of fuel may not be connected or or ink, as applicable, provided the manifolded to a lighter or similar device nitrocellulose contains no more 12.6% ni- and must also be described and packaged trogen (by dry mass). See UN1210, UN1263, according to the fuel contained therein. UN1266, UN3066, UN3469, and UN3470. For transportation by passenger-carrying 200 Division 1.4G consumer fireworks may aircraft, the net mass of lighter refills may be certified for transportation by a DOT- not exceed 1 kg per package, and, for approved Fireworks Certification Agency cargo-only aircraft, the net mass of lighter in accordance with the provisions of § 173.65 refills may not exceed 15 kg per package. of this subchapter. See § 173.306(h) of this subchapter. 222 Shipments offered for transportation by 170 Air must be eliminated from the vapor aircraft may not be reclassed as ORM–D. 237 ‘‘Batteries, dry, containing potassium space by nitrogen or other means. hydroxide solid, electric storage’’ must be 171 This entry may only be used when the prepared and packaged in accordance with material is transported in non-friable tab- the requirements of § 173.159(a) and (c). For let form or for granular or powered mix- transportation by aircraft, the provisions tures that have been shown to meet the PG of § 173.159(b)(2) apply. This entry may only III criteria in § 173.127. be used for the transport of non-activated 172 This entry includes alcohol mixtures batteries that contain dry potassium hy- containing up to 5% petroleum products. droxide and that are intended to be acti- 173 For , printing inks, printing vated prior to use by the addition of an ap- ink-related materials, paints, paint-related propriate amount of water to the indi- materials, and resin solutions which are vidual cells. assigned to UN3082, and do not meet the 238 Neutron radiation detectors: definition of another hazard class, metal or a. Neutron radiation detectors containing plastic packaging for substances of pack- non-pressurized boron trifluoride gas in ing groups II and III in quantities of 5 L excess of 1 gram and radiation detection (1.3 gallons) or less per packaging are not systems containing such neutron radi- required to meet the UN performance ation detectors as components may be package testing when transported: transported by highway, rail, vessel, or a. Except for transportation by aircraft, in cargo aircraft in accordance with the fol- palletized loads, a or lowing: device (e.g. individual packaging placed (1) The pressure in each neutron radiation or stacked and secured by , detector must not exceed 105 kPa abso- shrink or stretch-wrapping or other suit- lute at 20 °C; able means to a pallet). For vessel trans- (2) The amount of gas must not exceed 12.8 port, the palletized loads, pallet boxes or grams per detector and the amount per unit load devices must be firmly packed outer packaging or per radiation detec- and secured in closed cargo transport tion system must not exceed 51.2 grams; units; or (3) Each neutron radiation detector must b. Except for transportation by aircraft, as be of welded metal construction with an inner packaging of a combination brazed metal to ceramic feed through as- packaging with a maximum net mass of semblies. They must have a minimum 40 kg (88 pounds). For transportation by burst pressure of 1800 kPa; and aircraft, as an inner packaging of a com- (4) Each neutron radiation detector must bination packaging with a maximum be packed in a sealed intermediate plas- gross mass of 30 kg when packaged as a tic liner with sufficient absorbent mate- limited quantity in accordance with rial to absorb the entire gas contents. § 173.27(f). Neutron radiation detectors must be 175 This substance must be stabilized when packed in strong outer packagings that in concentrations of not more than 99%. are capable of withstanding a 1.8 meter

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(6-foot) drop without leakage. Radiation chemical vapor. Do not enter until vapors detection systems containing neutron ra- have dissipated.’’ The driver of the trans- diation detectors must also include ab- port vehicle and the consignee(s) must be sorbent material sufficient to absorb the trained not to enter the transport vehicle entire gas contents of the neutron radi- until the ammonia vapors have dissipated, ation detectors. Absorbent material and the emergency response information must be surrounded by a liner or liners, on the shipping paper must indicate that as appropriate. They must be packed in the vehicle contains ammonia vapors. This strong outer packagings unless neutron training must be documented in training radiation detectors are afforded equiva- records required by § 172.704(d). Transport lent protection by the radiation detec- vehicles must be vented to prevent accu- tion system. mulation of vapors at a poisonous or flam- b. Except for transportation by aircraft, mable concentration. neutron radiation detectors and radi- 337 Authorizes the use of regulated waste ation detection systems containing such manufactured prior to October detectors transported in accordance with 1, 2006 to be marked with the alternative paragraph (a) of this special provision shipping name of Regulated medical waste, are not subject to the labeling and UN3291 and arrows that deviate as pre- placarding requirements of part 172 of scribed in § 172.312(a)(2) in that they may be this subchapter. black or white. c. When transported by highway, rail, ves- 338 Life Saving appliances, self-inflating sel, or as cargo on an aircraft, neutron transported between an U.S. Coast Guard radiation detectors containing not more approved inflatable life raft servicing facil- than 1 gram of boron trifluoride, includ- ity and a vessel are only subject to the fol- ing those with solder joints, and ra- lowing requirements: diation detection systems containing a. Prior to repacking into the life-saving such detectors, where the neutron radi- appliance, an installed inflation cylinder ation detectors meet and are packed in must successfully meet and pass all in- accordance with the requirements of spection and test criteria and standards paragraph (a) of this special provision, of the raft manufacturer and the vessel are not subject to any other require- Flag State requirements for cylinders in- ments of this subchapter. stalled as part of life-saving appliances, 328 When lithium metal or lithium ion bat- self-inflating (UN2990) used on marine teries are contained in the fuel cell system, vessels. Additionally, each cylinder must the item must be described under this be visually inspected in accordance with entry and the appropriate entries for CGA pamphlet, CGA C–6 (incorporated by ‘‘Lithium metal batteries contained in reference, see § 171.7). A current copy of equipment’’ or ‘‘Lithium ion batteries con- CGA pamphlet, CGA C–6 must be avail- tained in equipment’’. able at the facility servicing the life-sav- 332 Magnesium nitrate hexahydrate is not ing appliance. subject to the requirements of this sub- b. An installed inflation cylinder that re- chapter. quires recharging must be filled in ac- 335 Mixtures of solids that are not subject cordance with § 173.301(l). to this subchapter and environmentally c. Every installed inflation cylinder, as as- hazardous liquids or solids may be classi- sociated equipment of the life-saving ap- fied as ‘‘Environmentally hazardous sub- pliance, must be packed within the pro- stances, solid, n.o.s,’’ UN3077 and may be tective packaging of the life raft and the transported under this entry, provided life raft itself must otherwise be in com- there is no free liquid visible at the time pliance with § 173.219. the material is loaded or at the time the d. The serial number for each cylinder packaging or transport unit is closed. Each must be recorded as part of the life-sav- transport unit must be leakproof when ing appliance service record by the U.S. used as bulk packaging. Coast Guard-approved servicing facility. 336 The use of UN1H1 drums, UN3H1 340 This entry applies only to the vessel jerricans, and UN6HA1 composite pack- transportation of nickel-metal hydride agings which meet the requirements of batteries as cargo. Nickel-metal hydride part 178 of the HMR at the Packing Group button cells or nickel-metal hydride cells I or II performance level. These packagings or batteries packed with or contained in are not required to: (1.) meet the venting battery-powered devices transported by requirements in § 173.24(g) or (2.) be marked vessel are not subject to the requirements with the hydrostatic pressure test marking of this special provision. See ‘‘Batteries, specified in § 173.24a(b)(4). Shipment of dry, sealed, n.o.s.’’ in the § 172.101 Haz- packages under this special provision must ardous Materials Table (HMT) of this part be made by private or contract motor car- for transportation requirements for nickel- rier. Transportation of these packages also metal hydride batteries transported by requires the door of each van trailer to be other modes and for nickel-metal hydride marked with ‘‘Warning trailer may contain button cells or nickel-metal hydride cells

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or batteries packed with or contained in genic receptacles with a maximum capac- battery-powered devices transported by ity of 1 L are not subject to the require- vessel. Nickel-metal hydride batteries sub- ments of this subchapter. The receptacles ject to this special provision are subject must be constructed with glass double only to the following requirements: (1) The walls having the space between the walls batteries must be prepared and packaged vacuum insulated and each receptacle for transport in a manner to prevent a dan- must be transported in an outer packaging gerous evolution of heat, short circuits, with sufficient cushioning and absorbent and damage to terminals; and are subject materials to protect the receptacle from to the incident reporting in accordance damage. with § 171.16 of this subchapter if a fire, vio- 346 ‘‘Nitrogen, refrigerated liquid (cryogenic lent rupture, explosion or dangerous evo- liquid), UN1977’’ transported in accordance lution of heat (i.e., an amount of heat suffi- with the requirements for open cryogenic cient to be dangerous to packaging or per- receptacles in § 173.320 and this special pro- sonal safety to include charring of pack- vision are not subject to any other require- aging, melting of packaging, scorching of ments of this subchapter. The receptacle packaging, or other evidence) occurs as a must contain no hazardous materials other direct result of a nickel metal hydride bat- than the liquid nitrogen which must be tery; and (2) when loaded in a cargo trans- fully absorbed in a porous material in the port unit in a total quantity of 100 kg gross receptacle. mass or more, the shipping paper require- 347 Effective July 1, 2011, for transportation ments of Subpart C of this part, the mani- by aircraft, this entry may only be used if fest requirements of § 176.30 of this sub- the results of Test series 6(d) of Part I of chapter, and the vessel stowage require- the UN Manual of Tests and Criteria (IBR, ments assigned to this entry in Column see § 171.7 of this subchapter) have dem- (10) of the § 172.101 Hazardous Materials onstrated that any hazardous effects from Table. accidental functioning are confined to 342 Glass inner packagings (such as am- within the package. Effective January 1, poules or capsules) intended only for use in 2012, for transportation by vessel, this sterilization devices, when containing less entry may only be used if the results of than 30 mL of ethylene oxide per inner Test Series 6(d) of Part I of the UN Manual packaging with not more than 300 mL per outer packaging, may be transported in ac- of Tests and Criteria (IBR, see § 171.7 of this cordance with § 173.4a of this subchapter, subchapter) have demonstrated that any irrespective of the restriction of § 173.4a(b) hazardous effects from accidental func- provided that: tioning are confined to within the package. a. After filling, each glass inner packaging Effective January 1, 2014, for transpor- must be determined to be leak-tight by tation domestically by highway or rail, placing the glass inner packaging in a this entry may only be used if the results hot water bath at a temperature and for of Test Series 6(d) of Part I of the UN Man- a period of time sufficient to ensure that ual of Tests and Criteria (IBR, see § 171.7 of an internal pressure equal to the vapor this subchapter) have demonstrated that pressure of ethylene oxide at 55 °C is any hazardous effects from accidental achieved. Any glass inner packaging functioning are confined to within the showing evidence of leakage, distortion package. Testing must be performed or or other defect under this test must not witnessed by a person who is approved by be transported under the terms of this the Associate Administrator (see § 173.56(b) special provision; of this subchapter). All successfully con- b. In addition to the packaging required in ducted tests or reassignment to another § 173.4a, each glass inner packaging must compatibility group require the issuance of be placed in a sealed compat- a new or revised approval by the Associate ible with ethylene oxide and capable of Administrator prior to transportation on containing the contents in the event of or after the dates specified for each author- breakage or leakage of the glass inner ized mode of transport in this special pro- packaging; and vision. c. Each glass inner packaging is protected 349 Mixtures of hypochlorite with an ammo- by a means of preventing puncture of the nium salt are forbidden for transport. A plastic bag (e.g., sleeves or cushioning) in hypochlorite solution, UN1791, is a Class 8 the event of damage to the packaging corrosive material. (e.g., by crushing). 350 Ammonium bromate, ammonium bro- 343 A bulk packaging that emits hydrogen mate aqueous solutions, and mixtures of a sulfide in sufficient concentration that va- bromate with an ammonium salt are for- pors evolved from the crude oil can present bidden for transport. an inhalation hazard must be marked as 351 Ammonium chlorate, ammonium chlo- specified in § 172.327of this part. rate aqueous solutions, and mixtures of a 345 ‘‘Nitrogen, refrigerated liquid (cryogenic chlorate with an ammonium salt are for- liquid), UN1977’’ transported in open cryo- bidden for transport.

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352 Ammonium chlorite, ammonium chlo- (d) A chemical under pressure with compo- rite aqueous solutions, and mixtures of a nents meeting the properties of : Class 1 chlorite with an ammonium salt are for- (explosives); Class 3 (liquid desensitized bidden for transport. explosives); Division 4.1 (self-reactive 353 Ammonium permanganate, ammonium substances and solid desensitized explo- permanganate aqueous solutions, and mix- sives); Division 4.2 (substances liable to tures of a permanganate with an ammo- spontaneous combustion); Division 4.3 nium salt are forbidden for transport. (substances which, in contact with 357 A bulk packaging that emits hydrogen water, emit flammable gases or toxic sulfide in sufficient concentration that va- gases); Division 5.1 (oxidizing sub- pors evolved from the crude oil can present stances); Division 5.2 (organic peroxides); an inhalation hazard must be marked as Division 6.2 (Infectious substances); or, specified in § 172.327 of this part. Class 7 (Radioactive material), must not 360 Vehicles only powered by lithium bat- be offered for transportation under this teries must be assigned the identification description. number UN3171. (e) A description to which Special provi- 361 Capacitors with an energy storage ca- sion 170 or TP7 is assigned in Column 7 of pacity of 0.3 Wh or less are not subject to the § 172.101 Hazardous Materials Table, the requirements of this subchapter. En- and therefore requires air to be elimi- ergy storage capacity means the energy nated from the package vapor space by held by a capacitor, as calculated using the nitrogen or other means, must not be of- nominal voltage and capacitance. This fered for transportation under this de- entry does not apply to capacitors that by scription. design maintain a terminal voltage (e.g., 365 For manufactured instruments and arti- asymmetrical capacitors.) cles containing mercury, see UN3506. 362 This entry applies to liquids, pastes or powders, pressurized with a propellant that (2) ‘‘A’’ codes. These provisions apply meets the definition of a gas in § 173.115. A only to transportation by aircraft: chemical under pressure packaged in an aerosol dispenser must be transported Code/Special Provisions under UN1950. The chemical under pressure must be classed based on the hazard char- A1 Single packagings are not permitted on acteristics of the components in the pro- passenger aircraft. pellant; the liquid; or the solid. The fol- A2 Single packagings are not permitted on lowing provisions also apply: aircraft. (a) If one of the components, which can be A3 For combination packagings, if glass a pure substance or a mixture, is classed inner packagings (including ) are as flammable, the chemical under pres- used, they must be packed with absorbent sure must be classed as flammable in Di- material in tightly closed metal recep- vision 2.1. Flammable components are tacles before packing in outer packagings. flammable liquids and liquid mixtures, A4 Liquids having an inhalation toxicity of flammable solids and solid mixtures or Packing Group I are not permitted on air- flammable gases and gas mixtures meet- craft. ing the following criteria: A5 Solids having an inhalation toxicity of (i) A flammable liquid is a liquid having a Packing Group I are not permitted on pas- flashpoint of not more than 93 °C (200 °F); senger aircraft and may not exceed a max- (ii) A flammable solid is a solid that meets imum net quantity per package of 15 kg (33 the criteria in § 173.124 of this subchapter; pounds) on cargo aircraft. or A6 For combination packagings, if plastic (iii) A flammable gas is a gas that meets inner packagings are used, they must be the criteria in § 173.115 of this subchapter. packed in tightly closed metal receptacles (b) Gases of Division 2.3 and gases with a before packing in outer packagings. subsidiary risk of 5.1 must not be used as A7 Steel packagings must be -re- a propellant in a chemical under pres- sistant or have protection against corro- sure. sion. (c) Where the liquid or solid components A8 For combination packagings, if glass are classed as Division 6.1, packing inner packagings (including ampoules) are groups II or III, or Class 8, packing used, they must be packed with cushioning groups II or III, the chemical under pres- material in tightly closed metal recep- sure must be assigned a subsidiary risk tacles before packing in outer packagings. of Division 6.1 or Class 8 and the appro- A9 For combination packagings, if plastic priate identification number must be as- bags are used, they must be packed in signed. Components classed as Division tightly closed metal receptacles before 6.1, packing group I, or Class 8, packing packing in outer packagings. group I, must not be offered for transpor- A10 When aluminum or aluminum alloy tation and transported under this de- construction materials are used, they must scription. be resistant to corrosion.

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A11 For combination packagings, when that otherwise meets the applicable re- metal inner packagings are permitted, quirements of § 173.185, may have a mass only specification cylinders constructed of exceeding 35 kg if approved by the Asso- metals which are compatible with the haz- ciate Administrator prior to shipment. ardous material may be used. A56 Radioactive material with a subsidiary A13 Bulk packagings are not authorized for hazard of Division 4.2, Packing Group I, transportation by aircraft. must be transported in Type B packages A14 This material is not authorized to be when offered for transportation by air- transported as a limited quantity or con- craft. Radioactive material with a sub- sumer commodity in accordance with sidiary hazard of Division 2.1 is forbidden § 173.306 of this subchapter when trans- from transport on passenger aircraft. ported aboard an aircraft. A60 Sterilization devices, when containing A19 Combination packagings consisting of less than 30 mL per inner packaging with outer fiber drums or plywood drums, with not more than 150 mL per outer packaging, inner plastic packagings, are not author- may be transported in accordance with the ized for transportation by aircraft. provisions in § 173.4a, irrespective of A20 Plastic bags as inner receptacles of § 173.4a(b), provided such packagings were combination packagings are not authorized first subjected to comparative fire testing. for transportation by aircraft. Comparative fire testing between a pack- A29 Combination packagings consisting of age as prepared for transport (including outer expanded plastic boxes with inner the substance to be transported) and an plastic bags are not authorized for trans- identical package filled with water must portation by aircraft. show that the maximum temperature A30 Ammonium permanganate is not au- measured inside the packages during test- thorized for transportation on aircraft. ing does not differ by more than 200 °C (392 A34 Aerosols containing a corrosive liquid °F). Packagings may include a vent to per- in Packing Group II charged with a gas are mit the slow escape of gas (i.e. not more not permitted for transportation by air- than 0.1 mL/hour per 30 mL inner pack- craft. aging at 20 °C (68 °F) produced from grad- A35 This includes any material which is not ual decomposition. covered by any of the other classes but A82 The quantity limits in columns (9A) which has an anesthetic, narcotic, noxious and (9B) do not apply to human or animal or other similar properties such that, in body parts, whole organs or whole bodies the event of spillage or leakage on an air- known to contain or suspected of con- craft, extreme annoyance or discomfort taining an infectious substance. could be caused to crew members so as to A101 In addition to the applicable require- prevent the correct performance of as- ments of § 173.185, the quantity of lithium signed duties. metal in the batteries contained in any A37 This entry applies only to a material piece of equipment must not exceed 12 g meeting the definition in § 171.8 of this sub- per cell and 500 g per battery. chapter for self-defense spray. A105 The total net quantity of dangerous A51 Irrespective of the quantity limitations goods contained in one package, excluding specified in Column (9A) of the § 172.101 magnetic material, must not exceed the Table or § 175.75(c), the following aircraft following: batteries may be transported on passenger a. 1 kg (2.2 pounds) in the of solids; aircraft as cargo: b. 0.5 L (0.1 gallons) in the case of liquids; a. Wet cell batteries, UN 2794 or UN 2795, c. 0.5 kg (1.1 pounds) in the case of Division up to a limit of 100kg net mass per pack- 2.2 gases; or age; d. any combination thereof. b. Lithium ion batteries, UN 3480, packages A112 Notwithstanding the quantity limits containing a single aircraft battery with shown in Column (9A) and (9B) for this a net mass not exceeding 35kg; and entry, the following IBCs are authorized c. Transport in accordance with this spe- for transportation aboard passenger and cial provision must be noted on the ship- cargo-only aircraft. Each IBC may not ex- ping paper. ceed a maximum net quantity of 1,000 kg: A53 Refrigerating machines and refrig- a. Metal: 11A, 11B, 11N, 21A, 21B and 21N erating machine components are not sub- b. Rigid plastics: 11H1, 11H2, 21H1 and 21H2 ject to the requirements of this subchapter c. Composite with plastic inner receptacle: when containing less than 12 kg (26.4 11HZ1, 11HZ2, 21HZ1 and 21HZ2 pounds) of a non-flammable gas or when d. Fiberboard: 11G containing 12 L (3 gallons) or less of ammo- e. Wooden: 11C, 11D and 11F (with inner lin- nia solution (UN2672) (see § 173.307 of this ers) subchapter). f. Flexible: 13H2, 13H3, 13H4, 13H5, 13L2, A54 Irrespective of the quantity limits in 13L3, 13L4, 13M1 and 13M2 (flexible IBCs Column 9B of the § 172.101 table, a lithium must be sift-proof and water resistant or battery, including a lithium battery must be fitted with a sift-proof and water packed with, or contained in, equipment resistant liner).

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A189 Except where the defining criteria of B8 Packagings shall be made of nickel, another class or division are met, con- stainless steel, or steel with nickel, stain- centrations of formaldehyde solution: less steel, lead or other suitable corrosion a. With less than 25 percent but not less resistant metallic lining. than 10 percent formaldehyde, must be B9 Bottom outlets are not authorized. described as UN3334, Aviation regulated B10 MC 300, MC 301, MC 302, MC 303, MC 305, liquid, n.o.s.; and and MC 306 and DOT 406 cargo tanks, and b. With less than 10 percent formaldehyde, DOT 57 portable tanks are not authorized. are not subject to this subchapter. B11 Tank car tanks must have a test pres- A191 Notwithstanding the Division 6.1 sub- sure of at least 2,068.5 kPa (300 psig). Cargo sidiary risk for this description, the toxic and portable tanks must have a design subsidiary risk label and the requirement pressure of at least 1,207 kPa (175 psig). to indicate the subsidiary risk on the ship- B13 A nonspecification cargo tank motor ping paper are not required for manufac- vehicle authorized in § 173.247 of this sub- tured articles containing less than 5 kg (11 chapter must be at least equivalent in de- pounds) of mercury. sign and in construction to a DOT 406 A200 These articles must be transported as cargo tank or MC 306 cargo tank (if con- cargo and may not be carried aboard an structed before August 31, 1995), except as aircraft by passengers or crewmembers in follows: carry-on baggage, checked baggage, or on a. Packagings equivalent to MC 306 cargo their person unless specifically authorized tanks are excepted from the certifi- in § 175.10. cation, venting, and emergency flow re- (3) ‘‘B’’ codes. These provisions apply quirements of the MC 306 specification. only to bulk packagings. Except as b. Packagings equivalent to DOT 406 cargo tanks are excepted from §§ 178.345–7(d)(5), otherwise provided in this subchapter, circumferential reinforcements; 178.345– these special provisions do not apply to 10, pressure relief; 178.345–11, outlets; UN portable tanks or IBCs: 178.345–14, marking, and 178.345–15, cer- tification. Code/Special Provisions c. Packagings are excepted from the design B1 If the material has a flash point at or stress limits at elevated temperatures, as above 38 °C (100 °F) and below 93 °C (200 °F), described in Section VIII of the ASME then the bulk packaging requirements of Code (IBR, see § 171.7 of this subchapter). § 173.241 of this subchapter are applicable. However, the design stress limits may If the material has a flash point of less not exceed 25 percent of the stress for 0 than 38 °C (100 °F), then the bulk packaging temper at the maximum design tempera- requirements of § 173.242 of this subchapter ture of the cargo tank, as specified in the are applicable. Aluminum Association’s ‘‘Aluminum B2 MC 300, MC 301, MC 302, MC 303, MC 305, Standards and ’’ (IBR, see § 171.7 of and MC 306 and DOT 406 cargo tanks are this subchapter). not authorized. B14 Each bulk packaging, except a tank car B3 MC 300, MC 301, MC 302, MC 303, MC 305, or a multi-unit-tank car tank, must be in- and MC 306 and DOT 406 cargo tanks and sulated with an insulating material so that DOT 57 portable tanks are not authorized. the overall thermal conductance at 15.5 °C B4 MC 300, MC 301, MC 302, MC 303, MC 305, (60 °F) is no more than 1.5333 kilojoules per and MC 306 and DOT 406 cargo tanks are hour per square meter per degree Celsius not authorized. (0.075 Btu per hour per square foot per de- B5 Only ammonium nitrate solutions with gree Fahrenheit) temperature differential. 35 percent or less water that will remain Insulating materials must not promote completely in solution under all conditions corrosion to steel when wet. of transport at a maximum lading tem- B15 Packagings must be protected with perature of 116 °C (240 °F) are authorized non-metallic linings impervious to the lad- for transport in the following bulk pack- ing or have a suitable corrosion allowance. agings: MC 307, MC 312, DOT 407 and DOT B16 The lading must be completely covered 412 cargo tanks with at least 172 kPa (25 with nitrogen, inert gas or other inert ma- psig) design pressure. The packaging shall terials. be designed for a working temperature of B18 Open steel hoppers or bins are author- at least 121 °C (250 °F). Only Specifications ized. MC 304, MC 307 or DOT 407 cargo tank B23 Tanks must be made of steel that is motor vehicles are authorized for transpor- rubber lined or unlined. Unlined tanks tation by vessel. must be passivated before being placed in B6 Packagings shall be made of steel. service. If unlined tanks are washed out B7 Safety relief devices are not authorized with water, they must be repassivated on multi-unit tank car tanks. Openings for prior to return to service. Lading in un- safety relief devices on multi-unit tank car lined tanks must be inhibited so that the tanks shall be plugged or blank flanged. corrosive effect on steel is not greater than

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that of hydrofluoric acid of 65 percent con- b. Have accident damage protection which centration. conforms with § 178.345–8 of this sub- B25 Packagings must be made from monel chapter; or nickel or monel-lined or nickel-lined c. Have a MAWP or design pressure of at steel. least 87 psig; and B26 Tanks must be insulated. Insulation d. Have a bolted manway cover. must be at least 100 mm (3.9 inches) except B33 MC 300, MC 301, MC 302, MC 303, MC 305, that the insulation thickness may be re- MC 306, and DOT 406 cargo tanks equipped duced to 51 mm (2 inches) over the exterior with a 1 psig normal vent used to transport heater coils. Interior heating coils are not gasoline must conform to Table I of this authorized. The packaging may not be Special Provision. Based on the volatility loaded with a material outside of the pack- class determined by using ASTM D 439 and aging’s design temperature range. In addi- the Reid vapor pressure (RVP) of the par- tion, the material also must be covered ticular gasoline, the maximum lading pres- with an inert gas or the container must be sure and maximum ambient temperature filled with water to the tank’s capacity. permitted during the loading of gasoline After unloading, the residual material also may not exceed that listed in Table I. must be covered with an inert gas or the container must be filled with water to the TABLE I—MAXIMUM AMBIENT TEMPERATURE— tank’s capacity. GASOLINE B27 Tanks must have a service pressure of 1,034 kPa (150 psig). Tank car tanks must Maximum lading and have a test pressure rating of 1,379 kPa (200 ASTM D439 volatility class ambient temperature (see note 1) psig). Lading must be blanketed at all times with a dry inert gas at a pressure not A ...... 131 °F to exceed 103 kPa (15 psig). (RVP<=9.0 psia) B28 Packagings must be made of stainless B ...... 124 °F steel. (RVP<=10.0 psia) B30 MC 312, MC 330, MC 331 and DOT 412 C ...... 116 °F cargo tanks and DOT 51 portable tanks (RVP<=11.5 psia) ° must be made of stainless steel, except D ...... 107 F (RVP<=13.5 psia) that steel other than stainless steel may E ...... 100 °F be used in accordance with the provisions (RVP<=15.0 psia) of § 173.24b(b) of this subchapter. Thickness of stainless steel for tank shell and heads NOTE 1: Based on maximum lading pressure of 1 psig at top of cargo tank. for cargo tanks and portable tanks must be the greater of 7.62 mm (0.300 inch) or the B35 Tank cars containing hydrogen cyanide thickness required for a tank with a design may be alternatively marked pressure at least equal to 1.5 times the ‘‘Hydrocyanic acid, liquefied’’ if otherwise vapor pressure of the lading at 46 °C (115 conforming to marking requirements in °F). In addition, MC 312 and DOT 412 cargo subpart D of this part. Tank cars marked tank motor vehicles must: ‘‘HYDROCYANIC ACID’’ prior to October a. Be ASME Code (U) stamped for 100% ra- 1, 1991 do not need to be remarked. diography of all pressure-retaining welds; B42 Tank cars constructed before March 16, b. Have accident damage protection which 2009, must have a test pressure of 34.47 Bar conforms with § 178.345–8 of this sub- (500 psig) or greater and conform to Class chapter; 105J. Each tank car must have a reclosing c. Have a MAWP or design pressure of at pressure relief device having a start-to-dis- least 87 psig: and charge pressure of 10.34 Bar (150 psig). The d. Have a bolted manway cover. tank car specification may be marked to B32 MC 312, MC 330, MC 331, DOT 412 cargo indicate a test pressure of 13.79 Bar (200 tanks and DOT 51 portable tanks must be psig). made of stainless steel, except that steel B44 All parts of valves and safety relief de- other than stainless steel may be used in vices in contact with lading must be of a accordance with the provisions of material which will not cause formation of § 173.24b(b) of this subchapter. Thickness of acetylides. stainless steel for tank shell and heads for B45 Each tank must have a reclosing com- cargo tanks and portable tanks must be bination pressure relief device equipped the greater of 6.35 mm (0.250 inch) or the with stainless steel or platinum rupture thickness required for a tank with a design discs approved by the AAR Tank Car Com- pressure at least equal to 1.3 times the mittee. vapor pressure of the lading at 46 °C (115 B46 The detachable protective housing for °F). In addition, MC 312 and DOT 412 cargo the loading and unloading valves of multi- tank motor vehicles must: unit tank car tanks must withstand tank a. Be ASME Code (U) stamped for 100% radi- test pressure and must be approved by the ography of all pressure-retaining welds; Associate Administrator.

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B47 Each tank may have a reclosing pres- the lading, and all valve openings, except sure relief device having a start-to-dis- safety valve, must be fitted with screw charge pressure setting of 310 kPa (45 psig). plugs or caps to prevent leakage in the B48 Portable tanks in sodium metal service event of valve failure. may be visually inspected at least once B68 Sodium must be in a molten condition every 5 years instead of being retested when loaded and allowed to solidify before hydrostatically. Date of the visual inspec- shipment. Outage must be at least 5 per- tion must be stenciled on the tank near cent at 98 °C (208 °F). Bulk packagings the other required markings. must have exterior heating coils fusion B49 Tanks equipped with interior heater welded to the tank shell which have been coils are not authorized. Single unit tank properly stress relieved. The only tank car car tanks must have a reclosing pressure tanks authorized are Class DOT 105 tank relief device having a start-to-discharge cars having a test pressure of 2,069 kPa (300 pressure set at no more than 1551 kPa (225 psig) or greater. psig). B69 Dry sodium cyanide or potassium cya- B52 Notwithstanding the provisions of nide may be shipped in the following sift- § 173.24b of this subchapter, non-reclosing proof and weather-resistant packagings: pressure relief devices are authorized on metal covered hopper cars, covered motor DOT 57 portable tanks. vehicles, portable tanks, or non-specifica- B53 Packagings must be made of either alu- tion bins. minum or steel. B70 If DOT 103ANW tank car tank is used: B54 Open-top, sift-proof rail cars are also All cast metal in contact with the lading authorized. must have 96.7 percent nickel content; and B55 Water-tight, sift-proof, closed-top, the lading must be anhydrous and free metal-covered hopper cars, equipped with a from any impurities. venting arrangement (including flame ar- B76 Tank cars constructed before March 16, restors) approved by the Associate Admin- 2009, must have a test pressure of 20.68 Bar istrator are also authorized. (300 psig) or greater and conform to Class B56 Water-tight, sift-proof, closed-top, 105S, 112J, 114J or 120S. Each tank car metal-covered hopper cars are also author- must have a reclosing pressure relief de- ized if the particle size of the hazardous vice having a start-to-discharge pressure of material is not less than 149 microns. 10.34 Bar (150 psig). The tank car specifica- B57 Class 115A tank car tanks used to trans- tion may be marked to indicate a test pres- port chloroprene must be equipped with a sure of 13.79 Bar (200 psig). non-reclosing pressure relief device of a di- B77 Other packaging are authorized when ameter not less than 305 mm (12 inches) approved by the Associate Administrator. with a maximum rupture disc pressure of B78 Tank cars must have a test pressure of 310 kPa (45 psig). 4.14 Bar (60 psig) or greater and conform to B59 Water-tight, sift-proof, closed-top, Class 103, 104, 105, 109, 111, 112, 114 or 120. metal-covered hopper cars are also author- Heater pipes must be of welded construc- ized provided that the lading is covered tion designed for a test pressure of 500 psig. with a nitrogen blanket. A 25 mm (1 inch) woven lining of asbestos B61 Written procedures covering details of or other approved material must be placed tank car appurtenances, dome fittings, between the bolster slabbing and the bot- safety devices, and marking, loading, han- tom of the tank. If a tank car tank is dling, inspection, and testing practices equipped with a non-reclosing pressure re- must be approved by the Associate Admin- lief device, the rupture disc must be per- istrator before any single unit tank car forated with a 3.2 mm (0.13 inch) diameter tank is offered for transportation. hole. If a tank car tank is equipped with a B65 Tank cars constructed before March 16, reclosing pressure relief valve, the tank 2009, must have a test pressure of 34.47 Bar must also be equipped with a vacuum relief (500 psig) or greater and conform to Class valve. 105A. Each tank car must have a reclosing B80 Each cargo tank must have a minimum pressure relief device having a start-to-dis- design pressure of 276 kPa (40 psig). charge pressure of 15.51 Bar (225 psig). The B81 Venting and pressure relief devices for tank car specification may be marked to tank car tanks and cargo tanks must be indicate a test pressure of 20.68 Bar (300 approved by the Associate Administrator. psig). B82 Cargo tanks and portable tanks are not B66 Each tank must be equipped with gas authorized. tight valve protection caps. Outage must B83 Bottom outlets are prohibited on tank be sufficient to prevent tanks from becom- car tanks transporting sulfuric acid in con- ing liquid full at 55 °C (130 °F). Specifica- centrations over 65.25 percent. tion 110A500W tanks must be stainless B84 Packagings must be protected with steel. non-metallic linings impervious to the lad- B67 All valves and fittings must be pro- ing or have a suitable corrosion allowance tected by a securely attached cover made for sulfuric acid or spent sulfuric acid in of metal not subject to deterioration by concentration up to 65.25 percent.

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B85 Cargo tanks must be marked with the B120 The use of flexible bulk containers name of the lading in accordance with the conforming to the requirements in subpart requirements of § 172.302(b). R and subpart S of part 178 of this sub- B90 Steel tanks conforming or equivalent chapter is permitted. to ASME specifications which contain solid or semisolid residual motor fuel anti- (4) IB Codes and IP Codes. These pro- knock mixture (including rust, scale, or visions apply only to transportation in other contaminants) may be shipped by IBCs and Large Packagings. Table 1 au- rail freight or highway. The tank must thorizes IBCs for specific proper ship- have been designed and constructed to be ping names through the use of IB Codes capable of withstanding full vacuum. All openings must be closed with gasketed assigned in the § 172.101 table of this blank flanges or vapor tight threaded clo- subchapter. Table 2 defines IP Codes on sures. the use of IBCs that are assigned to B115 Rail cars, highway trailers, roll-on/ specific commodities in the § 172.101 roll-off bins, or other non-specification Table of this subchapter. Table 3 au- bulk packagings are authorized. Pack- thorizes Large Packagings for specific agings must be sift-proof, prevent liquid proper shipping names through the use water from reaching the hazardous mate- of IB Codes assigned in the § 172.101 rial, and be provided with sufficient vent- ing to preclude dangerous accumulation of table of this subchapter. Large Pack- flammable, corrosive, or toxic gaseous agings are authorized for the Packing emissions such as methane, hydrogen, and Group III entries of specific proper ammonia. The material must be loaded shipping names when either Special dry. Provision IB3 or IB8 is assigned to that B116 The use of non specification, sift-proof entry in the § 172.101 Table. When no IB dump or hopper type vehicles, and sift- code is assigned in the § 172.101 Table proof roll-on/roll-off bulk bins, which must for a specific proper shipping name, or be covered by a tarpaulin, metal cover, or equivalent means is authorized for the in § 173.225(e) Organic Peroxide Table transportation of spent bleaching earth by for Type F organic peroxides, use of an motor vehicle. The material is also be sub- IBC or Large Packaging for the mate- ject to operational controls which include rial may be authorized when approved not exceeding a temperature of 55C (130F) by the Associate Administrator. The at the time it is offered or during transpor- letter ‘‘Z’’ shown in the marking code tation, not exceeding a transportation for composite IBCs must be replaced time of 24 hours, and drivers transporting with a capital code letter designation spent bleaching earth must be trained in the properties and hazards of the spent found in § 178.702(a)(2) of this sub- bleaching earth. This training must be doc- chapter to specify the material used for umented in training records required by the other packaging. Tables 1, 2, and 3 § 172.704(d). follow:

TABLE 1—IB CODES (IBC CODES)

IBC code Authorized IBCs

IB1 ...... Authorized IBCs: Metal (31A, 31B and 31N)...... Additional Requirement: Only liquids with a vapor pressure less than or equal to 110 kPa at 50 °C (1.1 bar at 122 °F), or 130 kPa at 55 °C (1.3 bar at 131 °F) are authorized. IB2 ...... Authorized IBCs: Metal (31A, 31B and 31N); Rigid plastics (31H1 and 31H2); Composite (31HZ1)...... Additional Requirement: Only liquids with a vapor pressure less than or equal to 110 kPa at 50 °C (1.1 bar at 122 °F), or 130 kPa at 55 °C (1.3 bar at 131 °F) are authorized. IB3 ...... Authorized IBCs: Metal (31A, 31B and 31N); Rigid plastics (31H1 and 31H2); Composite (31HZ1 and 31HA2, 31HB2, 31HN2, 31HD2 and 31HH2)...... Additional Requirement: Only liquids with a vapor pressure less than or equal to 110 kPa at 50 °C (1.1 bar at 122 °F), or 130 kPa at 55 °C (1.3 bar at 131 °F) are authorized, except for UN2672 (also see Special provision IP8 in Table 2 for UN2672). IB4 ...... Authorized IBCs: Metal (11A, 11B, 11N, 21A, 21B and 21N). IB5 ...... Authorized IBCs: Metal (11A, 11B, 11N, 21A, 21B and 21N); Rigid plastics (11H1, 11H2, 21H1, and 21H2); Composite (11HZ1and 21HZ1). IB6 ...... Authorized IBCs: Metal (11A, 11B, 11N, 21A, 21B and 21N); Rigid plastics (11H1, 11H2, 21H1, and 21H2); Composite (11HZ1, 11HZ2, 21HZ1, and 21HZ2)...... Additional Requirement: Composite IBCs 11HZ2 and 21HZ2 may not be used when the hazardous mate- rials being transported may become liquid during transport. IB7 ...... Authorized IBCs: Metal (11A, 11B, 11N, 21A, 21B and 21N); Rigid plastics (11H1, 11H2, 21H1, and 21H2); Composite (11HZ1, 11HZ2, 21HZ1, and 21HZ2); Wooden (11C, 11D and 11F)...... Additional Requirement: Liners of wooden IBCs must be sift-proof.

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TABLE 1—IB CODES (IBC CODES)—Continued

IBC code Authorized IBCs

IB8 ...... Authorized IBCs: Metal (11A, 11B, 11N, 21A, 21B and 21N); Rigid plastics (11H1, 11H2, 21H1, and 21H2); Composite (11HZ1, 11HZ2, 21HZ1, and 21HZ2); Fiberboard (11G); Wooden (11C, 11D and 11F); Flexi- ble (13H1, 13H2, 13H3, 13H4, 13H5, 13L1, 13L2, 13L3, 13L4, 13M1 or 13M2). IB9 ...... IBCs are only authorized if approved by the Associate Administrator.

TABLE 2—IP CODES

IP Code h

IP1 ...... IBCs must be packed in closed freight containers or a closed transport vehicle. IP2 ...... When IBCs other than metal or rigid plastics IBCs are used, they must be offered for transportation in a closed freight container or a closed transport vehicle. IP3 ...... Flexible IBCs must be sift-proof and water-resistant or must be fitted with a sift-proof and water-resistant liner. IP4 ...... Flexible, fiberboard or wooden IBCs must be sift-proof and water-resistant or be fitted with a sift-proof and water-resistant liner. IP5 ...... IBCs must have a device to allow venting. The inlet to the venting device must be located in the vapor space of the IBC under maximum filling conditions. IP6 ...... Non-specification bulk bins are authorized. IP7 ...... For UN identification numbers 1327, 1363, 1364, 1365, 1386, 1841, 2211, 2217, 2793 and 3314, IBCs are not required to meet the IBC performance tests specified in part 178, subpart N of this subchapter. IP8 ...... Ammonia solutions may be transported in rigid or composite plastic IBCs (31H1, 31H2 and 31HZ1) that have successfully passed, without leakage or permanent deformation, the hydrostatic test specified in § 178.814 of this subchapter at a test pressure that is not less than 1.5 times the vapor pressure of the contents at 55 °C (131 °F). IP13 ...... Transportation by vessel in IBCs is prohibited. IP14 ...... Air must be eliminated from the vapor space by nitrogen or other means. IP15 ...... For UN2031 with more than 55% nitric acid, rigid plastic IBCs and composite IBCs with a rigid plastic inner receptacle are authorized for two years from the date of IBC manufacture. IP20 ...... Dry sodium cyanide or potassium cyanide is also permitted in siftproof, water-resistant, fiberboard IBCs when transported in closed freight containers or transport vehicles.

TABLE 3—IB CODES [Large packaging authorizations]

IB3 Authorized Large Packagings (LIQUIDS) (PG III materials only) 2

Inner packagings: Large outer packagings: Glass 10 steel (50A). liter. Plastics 30 aluminum (50B). liter. Metal 40 metal other than steel or aluminum (50N). liter. rigid plastics (50H). natural wood (50C). plywood (50D). reconstituted wood (50F). rigid fiberboard (50G).

IB8 Authorized Large Packagings (SOLIDS) (PG III materials only) 2

Inner packagings: Large outer packagings: Glass 10 kg ...... steel (50A). Plastics 50 kg ...... aluminum (50B). Metal 50 kg ...... metal other than steel or aluminum (50N). Paper 50 kg ...... flexible plastics (51H). 1 Fiber 50 kg ...... rigid plastics (50H). natural wood (50C). plywood (50D). reconstituted wood (50F). rigid fiberboard (50G). 1 Flexible plastic (51H) Large Packagings are only authorized for use with flexible inner packagings. 2 Except when authorized under Special Provision 41.

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(5) ‘‘N’’ codes. These provisions apply N40 This material is not authorized in the only to non-bulk packagings: following packagings: a. A combination packaging consisting of a Code/Special Provisions 4G fiberboard box with inner receptacles N3 Glass inner packagings are permitted in of glass or earthenware; combination or composite packagings only b. A single packaging of a 4C2 sift-proof, if the hazardous material is free from natural wood box; or hydrofluoric acid. c. A composite packaging 6PG2 (glass, por- N4 For combination or composite pack- celain or stoneware receptacles within a agings, glass inner packagings, other than fiberboard box). ampoules, are not permitted. N41 Metal construction materials are not N5 Glass materials of construction are not authorized for any part of a packaging authorized for any part of a packaging which is normally in contact with the haz- which is normally in contact with the haz- ardous material. ardous material. N42 1A1 drums made of carbon steel with N6 Battery fluid packaged with electric thickness of body and heads of not less storage batteries, wet or dry, must con- than 1.3 mm (0.050 inch) and with a corro- form to the packaging provisions of sion-resistant phenolic lining are author- § 173.159 (g) or (h) of this subchapter. ized for stabilized benzyl chloride if tested N7 The hazard class or division number of and certified to the Packing Group I per- the material must be marked on the pack- formance level at a specific gravity of not age in accordance with § 172.302 of this sub- less than 1.8. chapter. However, the hazard label cor- N43 Metal drums are permitted as single responding to the hazard class or division packagings only if constructed of nickel or may be substituted for the marking. monel. N8 Nitroglycerin solution in alcohol may be N45 Copper cartridges are authorized as transported under this entry only when the inner packagings if the hazardous material solution is packed in metal cans of not is not in dispersion. more than 1 L capacity each, overpacked in a containing not more than N65 Outage must be sufficient to prevent cylinders or spheres from becoming liquid 5 L. Metal cans must be completely sur- ° ° rounded with absorbent cushioning mate- full at 55 C (130 F). The vacant space (out- rial. Wooden boxes must be completely age) may be charged with a nonflammable nonliquefied compressed gas if the pressure lined with a suitable material impervious ° ° to water and nitroglycerin. in the cylinder or sphere at 55 C (130 F) N11 This material is excepted for the speci- does not exceed 125 percent of the marked fication packaging requirements of this service pressure. subchapter if the material is packaged in N73 Packagings consisting of outer wooden strong, tight non-bulk packaging meeting or fiberboard boxes with inner glass, metal the requirements of subparts A and B of or other strong containers; metal or fiber part 173 of this subchapter. drums; or ; or strong metal N12 Plastic packagings are not authorized. cans are authorized and need not conform N20 A 5M1 multi-wall is author- to the requirements of part 178 of this sub- ized if transported in a closed transport ve- chapter. hicle. N74 Packages consisting of tightly closed N25 Steel single packagings are not author- inner containers of glass, earthenware, ized. metal or , capacity not over N32 Aluminum materials of construction 0.5 kg (1.1 pounds) securely cushioned and are not authorized for single packagings. packed in outer wooden barrels or wooden N33 Aluminum drums are not authorized. or fiberboard boxes, not over 15 kg (33 N34 Aluminum construction materials are pounds) net weight, are authorized and not authorized for any part of a packaging need not conform to the requirements of which is normally in contact with the haz- part 178 of this subchapter. ardous material. N75 Packages consisting of tightly closed N36 Aluminum or aluminum alloy construc- inner packagings of glass, earthenware or tion materials are permitted only for halo- metal, securely cushioned and packed in genated hydrocarbons that will not react outer wooden barrels or wooden or fiber- with aluminum. board boxes, capacity not over 2.5 kg (5.5 N37 This material may be shipped in an in- pounds) net weight, are authorized and tegrally-lined fiber (1G) which meets need not conform to the requirements of the general packaging requirements of sub- part 178 of this subchapter. part B of part 173 of this subchapter, the N76 For materials of not more than 25 per- requirements of part 178 of this subchapter cent active ingredient by weight, packages at the packing group assigned for the ma- consisting of inner metal packagings not terial and to any other special provisions greater than 250 mL (8 ounces) capacity of column 7 of the § 172.101 table. each, packed in strong outer packagings

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together with sufficient absorbent mate- ricated with a three ply wall, as a min- rial to completely absorb the liquid con- imum. The coal tar pitch compound must tents are authorized and need not conform be in a solid mass during transportation. to the requirements of part 178 of this sub- chapter. (6) ‘‘R’’ codes. These provisions apply N77 For materials of not more than two only to transportation by rail. percent active ingredients by weight, pack- R1 A person who offers for transpor- agings need not conform to the require- tation tank cars containing sulfur, ments of part 178 of this subchapter, if liq- uid contents are absorbed in an inert mate- molten or residue of sulfur, molten rial. may reference the Sulfur Institute’s, N78 Packages consisting of inner glass, ‘‘Molten Sulphur Rail Tank Car Guid- earthenware, or polyethylene or other non- ance document’’ (see § 171.7 of this sub- fragile plastic or not over 0.5 chapter) to identify tank cars that may kg (1.1 pounds) capacity each, or metal cans not over five pounds capacity each, pose a risk in transportation due to the packed in outer wooden boxes, barrels or accumulation of formed, solid sulfur on kegs, or fiberboard boxes are authorized the outside of the tank. and need not conform to the requirements (7) ‘‘T’’ codes. (i) These provisions of part 178 of this subchapter. Net weight apply to the transportation of haz- of contents in fiberboard boxes may not ex- ceed 29 kg (64 pounds). Net weight of con- ardous materials in UN portable tanks. tents in wooden boxes, barrels or kegs may Portable tank instructions specify the not exceed 45 kg (99 pounds). requirements applicable to a portable N79 Packages consisting of tightly closed tank when used for the transportation metal inner packagings not over 0.5 kg (1.1 of a specific hazardous material. These pounds) capacity each, packed in outer wooden or fiberboard boxes, or wooden bar- requirements must be met in addition rels, are authorized and need not conform to the design and construction speci- to the requirements of part 178 of this sub- fications in part 178 of this subchapter. chapter. Net weight of contents may not Portable tank instructions T1 through exceed 15 kg (33 pounds). T22 specify the applicable minimum N80 Packages consisting of one inner metal test pressure, the minimum shell can, not over 2.5 kg (5.5 pounds) capacity, packed in an outer wooden or fiberboard thickness (in reference steel), bottom box, or a wooden , are authorized and opening requirements and pressure re- need not conform to the requirements of lief requirements. Liquefied com- part 178 of this subchapter. pressed gases are assigned to portable N82 See § 173.115 of this subchapter for clas- tank instruction T50. Refrigerated liq- sification criteria for flammable aerosols. N83 This material may not be transported uefied gases that are authorized to be in quantities of more than 11.5 kg (25.4 lbs) transported in portable tanks are spec- per package. ified in tank instruction T75. N84 The maximum quantity per package is (ii) The following table specifies the 500 g (1.1 lbs.). portable tank requirements applicable N85 Packagings certified at the Packing Group I performance level may not be to ‘‘T’’ Codes T1 through T22. Column 1 used. specifies the ‘‘T’’ Code. Column 2 speci- N86 UN pressure receptacles made of alu- fies the minimum test pressure, in bar minum alloy are not authorized. (1 bar = 14.5 psig), at which the periodic N87 The use of copper valves on UN pressure hydrostatic testing required by § 180.605 receptacles is prohibited. of this subchapter must be conducted. N88 Any metal part of a UN pressure recep- tacle in contact with the contents may not Column 3 specifies the section ref- contain more than 65% copper, with a tol- erence for minimum shell thickness or, erance of 1%. alternatively, the minimum shell N89 When steel UN pressure receptacles are thickness value. Column 4 specifies the used, only those bearing the ‘‘H’’ mark are applicability of § 178.275(g)(3) of this authorized. N90 Metal packagings are not authorized. subchapter for the pressure relief de- N91 The use of a non specification sift- vices. When the word ‘‘Normal’’ is indi- proof, non-bulk, metal can with or without cated, § 178.275(g)(3) of this subchapter , or a non specification sift-proof, non- does not apply. Column 5 references ap- bulk fiber drum, with or without lid is au- plicable requirements for bottom open- thorized when transporting coal tar pitch ings in part 178 of this subchapter. compounds by motor vehicle or rail freight. The fiber drum must to be fab- ‘‘Prohibited’’ means bottom openings

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are prohibited, and ‘‘Prohibited for liq- thorized for solid material only. The uids’’ means bottom openings are au- table follows:

TABLE OF PORTABLE TANK T CODES T1–T22 [Portable tank codes T1–T22 apply to liquid and solid hazardous materials of Classes 3 through 9 which are transported in portable tanks.]

Minimum test Minimum shell thickness Bottom opening Portable tank pressure (in mm-reference steel) Pressure-relief requirements requirements instruction (bar) (See § 178.274(d)) (See § 178.275(g)) (See § 178.275(d)) (1) (2) (3) (4) (5)

T1 ...... 1.5 § 178.274(d)(2) Normal ...... § 178.275(d)(2) T2 ...... 1.5 § 178.274(d)(2) Normal ...... § 178.275(d)(3) T3 ...... 2.65 § 178.274(d)(2) Normal ...... § 178.275(d)(2) T4 ...... 2.65 § 178.274(d)(2) Normal ...... § 178.275(d)(3) T5 ...... 2.65 § 178.274(d)(2) § 178.275(g)(3) ...... Prohibited T6 ...... 4 § 178.274(d)(2) Normal ...... § 178.275(d)(2) T7 ...... 4 § 178.274(d)(2) Normal ...... § 178.275(d)(3) T8 ...... 4 § 178.274(d)(2) Normal ...... Prohibited T9 ...... 4 6 mm Normal ...... Prohibited for liquids. T10 ...... 4 6 mm § 178.275(g)(3) ...... Prohibited T11 ...... 6 § 178.274(d)(2) Normal ...... § 178.275(d)(3) T12 ...... 6 § 178.274(d)(2) § 178.275(g)(3) ...... § 178.275(d)(3) T13 ...... 6 6 mm Normal ...... Prohibited T14 ...... 6 6 mm § 178.275(g)(3) ...... Prohibited T15 ...... 10 § 178.274(d)(2) Normal ...... § 178.275(d)(3) T16 ...... 10 § 178.274(d)(2) § 178.275(g)(3) ...... § 178.275(d)(3) T17 ...... 10 6 mm Normal ...... § 178.275(d)(3) T18 ...... 10 6 mm § 178.275(g)(3) ...... § 178.275(d)(3) T19 ...... 10 6 mm § 178.275(g)(3) ...... Prohibited T20 ...... 10 8 mm § 178.275(g)(3) ...... Prohibited T21 ...... 10 10 mm Normal ...... Prohibited for liquids. § 178.275(d)(2). T22 ...... 10 10 mm § 178.275(g)(3) ...... Prohibited

(iii) T50 When portable tank in- (B) The alternative portable tank has struction T50 is indicated in Column (7) greater or equivalent wall thickness of the § 172.101 Hazardous Materials (for example, 10 mm when 6 mm is Table, the applicable liquefied com- specified); pressed gas and chemical under pres- (C) The alternative portable tank has sure descriptions are authorized to be a pressure relief device as specified in transported in portable tanks in ac- the ‘‘T’’ Code. If a frangible disc is re- cordance with the requirements of quired in series with the reclosing pres- § 173.313 of this subchapter. sure relief device for the specified port- (iv) T75. When portable tank instruc- able tank, the alternative portable tion T75 is referenced in Column (7) of tank must be fitted with a frangible the § 172.101 Table, the applicable re- disc in series with the reclosing pres- frigerated liquefied gases are author- sure relief device; and ized to be transported in portable (D) With regard to bottom openings— tanks in accordance with the require- (1) When two effective means are ments of § 178.277 of this subchapter. specified, the alternative portable tank (v) UN and IM portable tank codes/spe- is fitted with bottom openings having cial provisions. When a specific portable two or three effective means of tank instruction is specified by a ‘‘T’’ or no bottom openings; or Code in Column (7) of the § 172.101 Table (2) When three effective means are for a specific hazardous material, a specified, the portable tank has no bot- specification portable tank conforming tom openings or three effective means to an alternative tank instruction may of closure; or be used if: (3) When no bottom openings are au- (A) The alternative portable tank has thorized, the alternative portable tank a higher or equivalent test pressure must not have bottom openings. (for example, 4 bar when 2.65 bar is specified);

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(vi) Except when an organic peroxide − is authorized under § 173.225(g), if a haz- α=dd15 50 ardous material is not assigned a port- 35 d able tank ‘‘T’’ Code, the hazardous ma- 50 terial may not be transported in a Where: portable tank unless approved by the d15 and d50 are the densities (in units of mass Associate Administrator. per unit volume) of the liquid at 15 °C (59 ° ° ° (8) ‘‘TP’’ codes. (i) These provisions F) and 50 C (122 F), respectively. apply to the transportation of haz- TP3 The maximum degree of filling (in %) ardous materials in IM and UN Speci- for solids transported above their melting points and for elevated temperature liquids fication portable tanks. Portable tank shall be determined by the following: special provisions are assigned to cer- tain hazardous materials to specify re- ⎛ d ⎞ quirements that are in addition to ⎜Degree of filling = 95 r ⎟ . those provided by the portable tank in- ⎝ df ⎠ structions or the requirements in part 178 of this subchapter. Portable tank Where: df and dr are the mean densities of the special provisions are designated with liquid at the mean temperature of the liquid during filling and the maximum mean bulk the abbreviation TP (tank provision) temperature during transport respectively. and are assigned to specific hazardous TP4 The maximum degree of filling for materials in Column (7) of the § 172.101 portable tanks must not exceed 90%. Table. TP5 For a portable tank used for the (ii) The following is a list of the port- transport of flammable refrigerated liquefied able tank special provisions: gases or refrigerated liquefied oxygen, the maximum rate at which the portable tank Code/Special Provisions may be filled must not exceed the liquid flow TP1 The maximum degree of filling must capacity of the primary pressure relief sys- not exceed the degree of filling determined tem rated at a pressure not exceeding 120 by the following: percent of the portable tank’s design pres- sure. For portable tanks used for the trans- ⎛ ⎞ port of refrigerated liquefied helium and re- 97 frigerated liquefied atmospheric gas (except Degree of filling = . ⎜ +−α ⎟ oxygen), the maximum rate at which the ⎝ 1 ()ttrf⎠ tank is filled must not exceed the liquid flow capacity of the pressure relief device rated Where: at 130 percent of the portable tank’s design tr is the maximum mean bulk temperature pressure. Except for a portable tank con- during transport, and tf is the tempera- taining refrigerated liquefied helium, a port- ture in degrees celsius of the liquid dur- able tank shall have an outage of at least ing filling. two percent below the inlet of the pressure TP2 a. The maximum degree of filling relief device or pressure control valve, under must not exceed the degree of filling deter- conditions of incipient opening, with the mined by the following: portable tank in a level attitude. No outage is required for helium. TP6 The tank must be equipped with a ⎛ 95 ⎞ Degree of filling = . pressure release device which prevent a tank ⎜ +−α()⎟ from bursting under fire engulfment condi- ⎝ 1 ttrf⎠ tions (the conditions prescribed in CGA pam- Where: phlet S–1.2 (see § 171.7 of this subchapter) or alternative conditions approved by the Asso- tr is the maximum mean bulk temperature ciate Administrator may be used to consider during transport, the fire engulfment condition), taking into tf is the temperature in degrees celsius of the account the properties of the hazardous ma- liquid during filling, and terial to be transported. a is the mean coefficient of cubical expan- TP7 The vapor space must be purged of sion of the liquid between the mean tem- air by nitrogen or other means. perature of the liquid during filling (tf) TP8 A portable tank having a minimum and the maximum mean bulk tempera- test pressure of 1.5 bar (150 kPa) may be used ture during transportation (tr) both in when the flash point of the hazardous mate- degrees celsius. rial transported is greater than 0 °C (32 °F). b. For liquids transported under ambient TP9 A hazardous material assigned to conditions a may be calculated using the for- special provision TP9 in Column (7) of the mula: § 172.101 Table may only be transported in a

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portable tank if approved by the Associate at a temperature equal to or above 32.5 °C Administrator. (90.5 °F). TP10 The portable tank must be fitted TP26 The heating device must be exterior with a lead lining at least 5 mm (0.2 inches) to the shell. For UN 3176, this requirement thick. The lead lining must be tested annu- only applies when the hazardous material re- ally to ensure that it is intact and func- acts dangerously with water. tional. Another suitable lining material may TP27 A portable tank having a minimum be used if approved by the Associate Admin- test pressure of 4 bar (400 kPa) may be used istrator. provided the calculated test pressure is 4 bar TP12 This material is considered highly or less based on the MAWP of the hazardous corrosive to steel. material, as defined in § 178.275 of this sub- TP13 Self-contained breathing apparatus chapter, where the test pressure is 1.5 times must be provided when this hazardous mate- the MAWP. rial is transported by sea. TP28 A portable tank having a minimum TP16 The portable tank must be pro- test pressure of 2.65 bar (265 kPa) may be tected against over and under pressurization used provided the calculated test pressure is which may be experienced during transpor- 2.65 bar or less based on the MAWP of the tation. The means of protection must be ap- hazardous material, as defined in § 178.275 of proved by the approval agency designated to this subchapter, where the test pressure is approve the portable tank in accordance 1.5 times the MAWP. with the procedures in part 107, subpart E, of TP29 A portable tank having a minimum this subchapter. The pressure relief device test pressure of 1.5 bar (150.0 kPa) may be must be preceded by a frangible disk in ac- used provided the calculated test pressure is cordance with the requirements in 1.5 bar or less based on the MAWP of the haz- § 178.275(g)(3) of this subchapter to prevent ardous materials, as defined in § 178.275 of crystallization of the product in the pressure this subchapter, where the test pressure is relief device. 1.5 times the MAWP. TP17 Only inorganic non-combustible ma- TP30 This hazardous material may only terials may be used for thermal insulation of be transported in insulated tanks. the tank. TP31 This hazardous material may only TP18 The temperature of this material be transported in tanks in the solid state. must be maintained between 18 °C (64.4 °F) TP32 Portable tanks may be used subject and 40 °C (104 °F) while in transportation. to the following conditions: Portable tanks containing solidified meth- a. Each portable tank constructed of metal acrylic acid must not be reheated during must be fitted with a pressure-relief device transportation. consisting of a reclosing spring loaded type, TP19 The calculated wall thickness must a frangible disc or a fusible element. The set be increased by 3 mm at the time of con- to discharge for the spring loaded pressure struction. Wall thickness must be verified relief device and the burst pressure for the ultrasonically at intervals midway between frangible disc, as applicable, must not be periodic hydraulic tests (every 2.5 years). greater than 2.65 bar for portable tanks with The portable tank must not be used if the minimum test pressures greater than 4 bar; wall thickness is less than that prescribed by b. The suitability for transport in tanks the applicable T code in Column (7) of the must be demonstrated using test 8(d) in Test Table for this material. Series 8 (see UN Manual of Tests and Cri- TP20 This hazardous material must only teria, Part 1, Sub-section 18.7) (IBR, see be transported in insulated tanks under a ni- § 171.7 of this subchapter) or an alternative trogen blanket. means approved by the Associate Adminis- TP21 The wall thickness must not be less trator. than 8 mm. Portable tanks must be hydrau- TP33 The portable tank instruction as- lically tested and internally inspected at in- signed for this substance applies for granular tervals not exceeding 2.5 years. and powdered solids and for solids which are TP22 Lubricants for portable tank fit- filled and discharged at temperatures above tings (for example, gaskets, shut-off valves, their melting point which are cooled and flanges) must be oxygen compatible. transported as a solid mass. Solid substances TP24 The portable tank may be fitted transported or offered for transport above with a device to prevent the build up of ex- their melting point are authorized for trans- cess pressure due to the slow decomposition portation in portable tanks conforming to of the hazardous material being transported. the provisions of portable tank instruction The device must be in the vapor space when T4 for solid substances of packing group III the tank is filled under maximum filling or T7 for solid substances of packing group conditions. This device must also prevent an II, unless a tank with more stringent re- unacceptable amount of leakage of liquid in quirements for minimum shell thickness, the case of overturning. maximum allowable working pressure, pres- TP25 Sulphur trioxide 99.95% pure and sure-relief devices or bottom outlets are as- above may be transported in tanks without signed in which case the more stringent tank an inhibitor provided that it is maintained instruction and special provisions shall

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apply. Filling limits must be in accordance quired for a portable tank with a design pres- with portable tank special provision TP3. sure at least equal to 1.3 times the vapor Solids meeting the definition of an elevated pressure of the hazardous material at 46 °C temperature material must be transported in (115 °F). accordance with the applicable requirements TP46 Portable tanks in sodium metal of this subchapter. service are not required to be TP36 For material assigned this portable hydrostatically retested. tank special provision, portable tanks used to transport such material may be equipped (9) ‘‘W’’ codes. These provisions apply with fusible elements in the vapor space of only to transportation by water: the portable tank. TP37 IM portable tanks are only author- Code/Special Provisions ized for the shipment of hydrogen peroxide W1 This substance in a non friable prill or solutions in water containing 72% or less hy- granule form is not subject to the require- drogen peroxide by weight. Pressure relief ments of this subchapter when tested in devices shall be designed to prevent the accordance with the UN Manual of Test entry of foreign matter, the leakage of liquid and Criteria (IBR, see § 171.7 of this sub- and the development of any dangerous excess chapter) and is found to not meet the defi- pressure. In addition, the portable tank must nition or criteria for inclusion in Division be designed so that internal surfaces may be 5.1. effectively cleaned and passivated. Each W7 Vessel stowage category for uranyl ni- tank must be equipped with pressure relief trate hexahydrate solution is ‘‘D’’ as de- devices conforming to the following require- fined in § 172.101(k)(4). ments: W8 Vessel stowage category for pyrophoric Concentration of hydrogen per peroxide solution Total 1 thorium metal or pyrophoric uranium metal is ‘‘D’’ as defined in § 172.101(k)(4). 52% or less ...... 11 W9 When offered for transportation by Over 52%, but not greater than 60% ...... 22 water, the following Specification pack- Over 60%, but not greater than 72% ...... 32 agings are not authorized unless approved 1 Total venting capacity in standard cubic feet hour by the Associate Administrator: woven (S.C.F.H.) per pound of hydrogen peroxide solution. plastic bags, bags, textile bags, TP38 Each portable tank must be insu- paper bags, IBCs and bulk packagings. lated with an insulating material so that the W10 When offered for transportation by ves- overall thermal conductance at 15.5 °C (60 °F) sel, the use of Large Packagings (see § 171.8 is no more than 1.5333 kilojoules per hour per of this subchapter) is prohibited. square meter per degree Celsius (0.075 Btu W41 When offered for transportation by per hour per square foot per degree Fahr- water, this material must be packaged in enheit) temperature differential. Insulating bales and be securely and tightly bound materials may not promote corrosion to with rope, wire or similar means. steel when wet. TP39 The portable tank instruction T4 [Amdt. 172–123, 55 FR 52582, Dec. 21, 1990] prescribed may continue to be applied until EDITORIAL NOTE: For FEDERAL REGISTER ci- December 31, 2018. tations affecting § 172.102, see the List of CFR TP40 The portable tank must not be Sections Affected, which appears in the transported when connected with spray ap- Finding Aids section of the printed volume plication equipment. and at www.fdsys.gov. TP41 The portable tank instruction T9 may continue to be applied until December 31, 2018. Subpart C—Shipping Papers TP44 Each portable tank must be made of stainless steel, except that steel other than § 172.200 Applicability. stainless steel may be used in accordance (a) Description of hazardous materials with the provisions of § 173.24b(b) of this sub- required. Except as otherwise provided chapter. Thickness of stainless steel for tank shell and heads must be the greater of 7.62 in this subpart, each person who offers mm (0.300 inch) or the thickness required for a hazardous material for transpor- a portable tank with a design pressure at tation shall describe the hazardous ma- least equal to 1.5 times the vapor pressure of terial on the shipping paper in the the hazardous material at 46 °C (115 °F). manner required by this subpart. TP45 Each portable tank must be made of (b) This subpart does not apply to stainless steel, except that steel other than any material, other than a hazardous stainless steel may be used in accordance with the provisions of 173.24b(b) of this sub- substance, hazardous waste or marine chapter. Thickness of stainless steel for port- pollutant, that is— able tank shells and heads must be the great- (1) Identified by the letter ‘‘A’’ in col- er of 6.35 mm (0.250 inch) or the thickness re- umn 1 of the § 172.101 table, except

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