W31 Non-bulk packagings must be hermetically sealed. The quantities of hazardous materials do not exceed those specified in 173.4a of this subchapter; and. 380 For transportation by private carrier in a motor carrier only, this material is not subject to the segregation requirements of 177.848(d) of this subchapter under the following conditions: a. (1) Numeric provisions. However, sediments remaining in the tank that meet the definition for a hazardous material are subject to the applicable regulations of this subchapter. Transport in accordance with this special provision must be noted on the shipping paper. The rechargeable lithium ion cells can only be charged from the primary lithium metal cells; ii. f. Flexible: 13H2, 13H3, 13H4, 13H5, 13L2, 13L3, 13L4, 13M1 and 13M2 (flexible IBCs must be sift-proof and water resistant or must be fitted with a sift-proof and water resistant liner). (iv) T75. Solids meeting the definition of an elevated temperature material must be transported in accordance with the applicable requirements of this subchapter. These mixtures may be classified in Division 4.1 when tested in accordance with test series 6(c) of the UN Manual of Tests and Criteria (IBR, see 171.7 of this subchapter) and approved by the Associate Administrator. The examination and testing of each lighter design must be performed by a person authorized by the Associate Administrator under the provisions of subpart E of part 107 of this chapter, as specified in 173.308(a)(4). Decomposition can be initiated by heat, moisture or by impurities (e.g., powdered metals (iron, manganese, cobalt, magnesium)). 422 When labelling is required, the label to be used must be the label shown in 172.447. Additionally, unless otherwise excepted in this subchapter, polyester resin kits must be packaged in specification combination packagings based on the performance level of the base material contained within the kit. 30 Sulfur is not subject to the requirements of this subchapter if transported in a non-bulk packaging or if formed to a specific shape (for example, prills, granules, pellets, pastilles, or flakes). Except when approved by the Associate Administrator, these items may only contain hazardous materials for which exceptions are referenced in Column (8) of the 172.101 Table and are provided in part 173, subparts D and G, of this subchapter. When a special provision specifies packaging or packaging requirements - These requirements must be met in addition to the design and construction specifications in part 178 of this subchapter. 49 CFR 172.101 These provisions apply only to transportation in IBCs and Large Packagings. The official, published CFR, is updated annually and available below under 47 Mixtures of solids that are not subject to this subchapter and flammable liquids may be transported under this entry without first applying the classification criteria of Division 4.1, provided there is no free liquid visible at the time the material is loaded or at the time the packaging or transport unit is closed. 136 This entry applies only to articles, machinery, and apparatus containing hazardous materials as an integral element of the article, machinery, or apparatus. b. This document is available in the following developer friendly formats: Information and documentation can be found in our 24 Alcoholic beverages containing more than 70 percent alcohol by volume must be transported as materials in Packing Group II. Column 2 specifies the minimum test pressure, in bar (1 bar = 14.5 psig), at which the periodic hydrostatic testing required by 180.605 of this subchapter must be conducted. N5 Glass materials of construction are not authorized for any part of a packaging which is normally in contact with the hazardous material. B116 The use of non specification, sift-proof dump or hopper type vehicles, and sift-proof roll-on/roll-off bulk bins, which must be covered by a tarpaulin, metal cover, or equivalent means is authorized for the transportation of spent bleaching earth by motor vehicle. 2 This material is poisonous by inhalation (see 171.8 of this subchapter) in Hazard Zone B (see 173.116(a) or 173.133(a) of this subchapter), and must be described as an inhalation hazard under the provisions of this subchapter. TP25 Sulphur trioxide 99.95% pure and above may be transported in tanks without an inhibitor provided that it is maintained at a temperature equal to or above 32.5 C (90.5 F). 389 This entry only applies to lithium ion batteries or lithium metal batteries installed in a cargo transport unit and designed only to provide power external to the cargo transport unit. Column 8 iv. Orientation markings as described in 172.312(a)(2) are required when liquid hazardous materials may escape due to incorrect orientation. 200 Division 1.4G consumer fireworks may be certified for transportation by a DOT-approved Fireworks Certification Agency in accordance with the provisions of 173.65 of this subchapter. B90 Steel tanks conforming or equivalent to ASME specifications which contain solid or semisolid residual motor fuel antiknock mixture (including rust, scale, or other contaminants) may be shipped by rail freight or highway. A portable tank may be offered for transport after the date of expiry of the last lining inspection for a period not to exceed three months for purposes of performing the next required test or inspection, after emptying but before cleaning. Component cells of the battery must be of a type proved to meet the respective testing requirements of the Manual of Tests and Criteria, part III, subsection 38.3 (IBR, see 171.7 of this subchapter). A lighter refill exceeding 4 fluid ounces capacity (7.22 cubic inches) or containing more than 65 grams of fuel must be classed as a Division 2.1 material, described with the proper shipping name appropriate for the material, and packaged in the packaging specified in part 173 of this subchapter for the flammable gas contained therein. 198 Nitrocellulose solutions containing not more than 20% nitrocellulose may be transported as paint, perfumery products, or printing ink, as applicable, provided the nitrocellulose contains no more 12.6% nitrogen (by dry mass). A combination packaging consisting of a 4G fiberboard box with inner receptacles of glass or earthenware; b. (c)Column 2: Hazardous materials descriptions and proper shipping names. TP46 Portable tanks in sodium metal service are not required to be hydrostatically retested. All special provision 31 Materials which have undergone sufficient heat treatment to render them non-hazardous are not subject to the requirements of this subchapter. 6 This material is poisonous-by-inhalation and must be described as an inhalation hazard under the provisions of this subchapter. When column 7 of the Hazardous Materials Table (49 CFR 172.101) includes a special provision code for an entry in the table, the requirement of that code or codes, there may be several of them is in addition to the generalpackaging requirements of173.24and any other applicable packaging requirements in Part 173. 151 If this material meets the definition of a flammable liquid in 173.120 of this subchapter, a FLAMMABLE LIQUID label is also required and the basic description on the shipping paper must indicate the Class 3 subsidiary hazard. A Shipper of a hazardous material is responsible for its classification and packaging prior to offering it for shipment to a Carrier. 19 For domestic transportation only, the identification number UN1075 may be used in place of the identification number specified in column (4) of the 172.101 table. The tank car specification may be marked to indicate a test pressure of 13.79 Bar (200 psig). and are not subject to requirements of this subchapter except for the following: (a) Incident reporting. A9 For combination packagings, if plastic bags are used, they must be packed in tightly closed metal receptacles before packing in outer packagings. Thickness of stainless steel for tank shell and heads for cargo tanks and portable tanks must be the greater of 6.35 mm (0.250 inch) or the thickness required for a tank with a design pressure at least equal to 1.3 times the vapor pressure of the lading at 46 C (115 F). (You can unsubscribe anytime), Learn More About USDOT/HazMat Transportation, generalpackaging requirements of173.24, Frequently Asked Questions Regarding the Regulations of the Resource Conservation and Recovery Act. The inlet to the venting device must be located in the vapor space of the IBC under maximum filling conditions. Uranium hexafluoride may be classified under this entry only if the conditions of 173.420(a)(4) and (6) and (d) and 173.421(b) and (d) of this subchapter, and, for fissile-excepted material, the conditions of 173.453 of this subchapter are met. guide. IBCs must have a device to allow venting. For portable tanks used for the transport of refrigerated liquefied helium and refrigerated liquefied atmospheric gas (except oxygen), the maximum rate at which the tank is filled must not exceed the liquid flow capacity of the pressure relief device rated at 130 percent of the portable tank's design pressure. Alcoholic beverages containing more than 24 percent but not more than 70 percent alcohol by volume must be transported as materials in Packing Group III. The portable tank must not be used if the wall thickness is less than that prescribed by the applicable T code in Column (7) of the Table for this material. Where the quantity of hazardous materials contained as an integral element in machinery or apparatus exceeds the limits permitted by 173.222(c)(2), and the hazardous materials meet the provisions of 173.222(c), the machinery or apparatus may be transported by aircraft only with the prior approval of the Associate Administrator. B120 The use of flexible bulk containers conforming to the requirements in subpart R and subpart S of part 178 of this subchapter is permitted. TP30 This hazardous material may only be transported in insulated tanks. The cylinder must be transported in a closed motor vehicle displaying FLAMMABLE GAS placards in accordance with subpart F of part 172 of this subchapter. N32 Aluminum materials of construction are not authorized for single packagings. 39 This substance may be carried under provisions other than those of Class 1 only if it is so packed that the percentage of water will not fall below that stated at any time during transport. These provisions are multi-modal and apply to bulk and non-bulk packagings: 1 This material is poisonous by inhalation (see 171.8 of this subchapter) in Hazard Zone A (see 173.116(a) or 173.133(a) of this subchapter), and must be described as an inhalation hazard under the provisions of this subchapter. The packaging may not be loaded with a material outside of the packaging's design temperature range. The capacity of each drum must not exceed 220 L (58 gallons). Cargo and portable tanks must have a design pressure of at least 1,207 kPa (175 psig). TP29 A portable tank having a minimum test pressure of 1.5 bar (150.0 kPa) may be used provided the calculated test pressure is 1.5 bar or less based on the MAWP of the hazardous materials, as defined in 178.275 of this subchapter, where the test pressure is 1.5 times the MAWP. 369 In the case of non-fissile or fissile-excepted uranium hexafluoride, the material must be classified under UN 2978. 167 These storage systems must always be considered as containing hydrogen. 32 Polymeric beads and molding compounds may be made from polystyrene, poly(methyl methacrylate) or other polymeric material. The requirements of 173.24(g)(1) and 173.27(c) do not apply. For single packagings, each packaging must correspond to a design type that has passed a leakproofness test at the Packing Group II level. Lighter refills offered for transportation under this entry may not exceed 4 fluid ounces capacity (7.22 cubic inches) or contain more than 65 grams of fuel. A100 Lithium ion cells and batteries must be offered for transport at a state of charge not exceeding 30 percent of their rated capacity. As a 81 Polychlorinated biphenyl items, as defined in 40 CFR 761.3, for which specification packagings are impractical, may be packaged in non-specification packagings meeting the general packaging requirements of subparts A and B of part 173 of this subchapter. B66 Each tank must be equipped with gas tight valve protection caps. B81 Venting and pressure relief devices for tank car tanks and cargo tanks must be approved by the Associate Administrator. N76 For materials of not more than 25 percent active ingredient by weight, packages consisting of inner metal packagings not greater than 250 mL (8 ounces) capacity each, packed in strong outer packagings together with sufficient absorbent material to completely absorb the liquid contents are authorized and need not conform to the requirements of part 178 of this subchapter. 340 This entry applies only to the vessel transportation of nickel-metal hydride batteries as cargo. Net weight of contents in wooden boxes, barrels or kegs may not exceed 45 kg (99 pounds). Each portable tank constructed of metal must be fitted with a pressure-relief device consisting of a reclosing spring loaded type, a frangible disc or a fusible element. (i) These provisions apply to the transportation of hazardous materials in IM and UN Specification portable tanks. (3) A flammable gas is a gas that meets the criteria in 173.115 of this subchapter. The lithium batteries must meet the requirements of 173.185(a) and contain the necessary systems to prevent overcharge and over discharge between the batteries. is available with paragraph structure matching the official CFR 16 This description applies to smokeless powder and other solid propellants that are used as powder for small arms and have been classed as Division 1.3C, 1.4C and Division 4.1 in accordance with 173.56 of this subchapter. TP27 A portable tank having a minimum test pressure of 4 bar (400 kPa) may be used provided the calculated test pressure is 4 bar or less based on the MAWP of the hazardous material, as defined in 178.275 of this subchapter, where the test pressure is 1.5 times the MAWP. B42 Tank cars constructed before March 16, 2009, must have a test pressure of 34.47 Bar (500 psig) or greater and conform to Class 105J. 37 Unless it can be demonstrated by testing that the sensitivity of the substance in its frozen state is no greater than in its liquid state, the substance must remain liquid during normal transport conditions. IBCs of type 31A and 31N are only authorized if approved by the Associate Administrator. The organic peroxide must be type D, E, or F, not requiring temperature control. During transport, it must be protected from direct sunshine and stored (or kept) in a cool and well-ventilated place, away from all sources of heat. When column 7 of the Hazardous Materials Table (49 CFR 172.101) includes a special provision code for an entry in the table, the requirement of that code - or codes, there may be several of them - is in addition to the general packaging requirements of 173.24 and any other applicable packaging requirements in Part 173. N45 Copper cartridges are authorized as inner packagings if the hazardous material is not in dispersion. Each IBC may not exceed a maximum net quantity of 1,000 kg: a. N85 Packagings certified at the Packing Group I performance level may not be used. Compressed air containing greater than 23.5 percent oxygen must be shipped using the description Compressed gas, oxidizing, n.o.s., UN3156.. TP28 A portable tank having a minimum test pressure of 2.65 bar (265 kPa) may be used provided the calculated test pressure is 2.65 bar or less based on the MAWP of the hazardous material, as defined in 178.275 of this subchapter, where the test pressure is 1.5 times the MAWP. If chemical stabilization becomes ineffective at lower temperatures within the anticipated duration of transport, temperature control is required and is forbidden by aircraft. (8) A code containing the letters TP refers to a portable tank special provision for UN or IM Specification portable tanks that is in addition to those provided by the portable tank instructions or the requirements in part 178 of this subchapter. After filling, each glass inner packaging must be determined to be leak-tight by placing the glass inner packaging in a hot water bath at a temperature and for a period of time sufficient to ensure that an internal pressure equal to the vapor pressure of ethylene oxide at 55 C is achieved. 35 Antimony sulphides and oxides which do not contain more than 0.5 percent of arsenic calculated on the total mass do not meet the definition of Division 6.1. switch to drafting.ecfr.gov. Lead compounds that have a solubility of 5% or less in accordance with this special provision are not subject to the requirements of this subchapter that pertain to Marine Pollutants. Any glass inner packaging showing evidence of leakage, distortion or other defect under this test must not be transported under the terms of this special provision; b. c. The cylinders are collected and transported by a private or a contract carrier for reconditioning, reuse or disposal. Where different hazardous materials in limited quantities are packed together in the same outer packaging, when a gross mass is indicated Column 4 of 173.27 Table 3, the net quantity of each hazardous material must be shown in addition to the gross mass of the completed package. Column 4 specifies the applicability of 178.275(g)(3) of this subchapter for the pressure relief devices. If it is evident that a package of radioactive material, or conveyance carrying unpackaged radioactive material, is leaking, or if it is suspected that the package, or conveyance carrying unpackaged material, may have leaked, the requirements of 173.443(e) of this subchapter apply. TP47 The 2.5 year internal examination may be waived or substituted by other test methods or inspection procedures specified by the competent authority or its authorized body, provided that the portable tank is dedicated to the transport of the organometallic substances to which this tank special provision is assigned. N6 Battery fluid packaged with electric storage batteries, wet or dry, must conform to the packaging provisions of 173.159 (g) or (h) of this subchapter. For a battery whose voltage (electrical potential) exceeds 9 volts -, (1) When contained in a device, the device must be packaged in a manner that prevents unintentional activation or must have an independent means of preventing unintentional activation (e.g., packaging restricts access to activation switch, switch caps or locks, recessed switches, trigger locks, temperature sensitive circuit breakers, etc. 45 Temperature should be maintained between 18 C (64.4 F) and 40 C (104 F). contact the publishing agency. B61 Written procedures covering details of tank car appurtenances, dome fittings, safety devices, and marking, loading, handling, inspection, and testing practices must be approved by the Associate Administrator before any single unit tank car tank is offered for transportation. 347 Effective July 1, 2011, for transportation by aircraft, this entry may only be used if the results of Test series 6(d) of Part I of the UN Manual of Tests and Criteria (IBR, see 171.7 of this subchapter) have demonstrated that any hazardous effects from accidental functioning are confined to within the package. N42 1A1 drums made of carbon steel with thickness of body and heads of not less than 1.3 mm (0.050 inch) and with a corrosion-resistant phenolic lining are authorized for stabilized benzyl chloride if tested and certified to the Packing Group I performance level at a specific gravity of not less than 1.8. (6) R codes. (b) Preparation for transport. The proper shipping name Paint related material, corrosive, flammable may be used for consignments of packages containing Paint, corrosive, flammable and Paint related material, corrosive, flammable in the same package; c. The proper shipping name Paint related material, flammable, corrosive may be used for consignments of packages containing Paint, flammable, corrosive and Paint related material, flammable, corrosive in the same package; and. Where the subsidiary hazard material is Forbidden in column (9A) or (9B) of the 172.101 Table, the radioactive material may only be offered for transportation and transported by aircraft under conditions approved by the Associate Administrator. be marked with the hydrostatic pressure test marking specified in 173.24a(b)(4). B25 Packagings must be made from monel or nickel or monel-lined or nickel-lined steel. On the basis of the results of suitable burning rate tests, and taking into account the standard tests in the UN Manual of Tests and Criteria, Part III, subsection 33.2.1 (IBR, see 171.7 of this subchapter), nitrocellulose membrane filters in the form in which they are to be transported that do not meet the criteria for a Division 4.1 material are not subject to the requirements of this subchapter. Codes in Column 7 may be numbers, or a combination of letters and numbers. Primary receptacles must conform to the general packaging requirements of subpart B of part 173 of this subchapter and may not leak. After unloading, the residual material also must be covered with an inert gas or the container must be filled with water to the tank's capacity. The fiber drum must to be fabricated with a three ply wall, as a minimum. B49 Tanks equipped with interior heater coils are not authorized. 346 Nitrogen, refrigerated liquid (cryogenic liquid), UN1977 transported in accordance with the requirements for open cryogenic receptacles in 173.320 and this special provision are not subject to any other requirements of this subchapter. Formaldehyde solutions not containing methanol and not meeting the Class 3 flammable liquid criteria must be described using a different proper shipping name. If you have questions or comments regarding a published document please (2) To the extent a special provision imposes limitations or additional requirements on the packaging provisions set forth in column 8 of the 172.101 table, packagings must conform to the requirements of the special provision. In this case, some parts of the vehicle may be detached from its frame to fit into the packaging. Further, the limitations and/or additional requirements found in the special provisions of column 7 will supersede the packaging authorizations of column 8 of the Hazardous Materials Table. 33 Ammonium nitrites and mixtures of an inorganic nitrite with an ammonium salt are prohibited. e. A description to which special provision 170 or TP7 is assigned in Column 7 of the 172.101 Hazardous Materials Table, and therefore requires air to be eliminated from the package vapor space by nitrogen or other means, must not be offered for transportation under this description. A19 Combination packagings consisting of outer fiber drums or plywood drums, with inner plastic packagings, are not authorized for transportation by aircraft. TP6 The tank must be equipped with a pressure release device which prevent a tank from bursting under fire engulfment conditions (the conditions prescribed in CGA pamphlet S-1.2 (see 171.7 of this subchapter) or alternative conditions approved by the Associate Administrator may be used to consider the fire engulfment condition), taking into account the properties of the hazardous material to be transported. (ii) One bottle for every two hours of production, or for every 2,500 bottles produced, must be tested by dropping a bottle filled to 98 percent capacity with water from a height of 1.2 meters (3.9 feet) onto solid concrete directly on the closure. TP26 The heating device must be exterior to the shell. (7) Special Provisions (172.102) IB8, IP2, IP4 135 Internal combustion engines installed in a vehicle must be described using Vehicle, flammable gas powered or Vehicle, flammable liquid powered, as appropriate. c. Packagings are excepted from the design stress limits at elevated temperatures, as described in Section VIII of the ASME Code (IBR, see 171.7 of this subchapter). They will appear as a list of codes that are defined in 172.102 of the Code of Federal Regulations. N88 Any metal part of a UN pressure receptacle in contact with the contents may not contain more than 65% copper, with a tolerance of 1%. package). N78 Packages consisting of inner glass, earthenware, or polyethylene or other nonfragile plastic bottles or jars not over 0.5 kg (1.1 pounds) capacity each, or metal cans not over five pounds capacity each, packed in outer wooden boxes, barrels or kegs, or fiberboard boxes are authorized and need not conform to the requirements of part 178 of this subchapter. Title 49 was last amended 2/03/2023. B32 MC 312, MC 330, MC 331, DOT 412 cargo tanks and DOT 51 portable tanks must be made of stainless steel, except that steel other than stainless steel may be used in accordance with the provisions of 173.24b(b) of this subchapter. 65 The group of alkaline earth metals includes magnesium, calcium, strontium, and barium. These special provisions are in addition to the standard packaging requirements. 159 This material must be protected from direct sunshine and kept in a cool, well-ventilated place away from sources of heat. 120 The phlegmatized substance must be significantly less sensitive than dry PETN. Batteries contained in devices must be securely installed. Additionally, the offeror must notify the carrier if the tank pressure rise exceeds 3 psig over any 24-hour period. 171 This entry may only be used when the material is transported in non-friable tablet form or for granular or powered mixtures that have been shown to meet the PG III criteria in 173.127. The Office of the Federal Register publishes documents on behalf of Federal agencies but does not have any authority over their programs. Additionally, each cylinder must be visually inspected in accordance with CGA pamphlet, CGA C-6 (incorporated by reference, see 171.7). 163 Substances must satisfactorily pass Test Series 8 of the UN Manual of Tests and Criteria, Part I, Section 18 (IBR, see 171.7 of this subchapter). TP22 Lubricants for portable tank fittings (for example, gaskets, shut-off valves, flanges) must be oxygen compatible. This may be fulfilled by an additional locking device linked to the activator; (4) Each article must be manufactured in such a way as to prevent hazardous projections of the pressure receptacle or parts of the pressure receptacle; (5) Each pressure receptacle must be manufactured from material which will not fragment upon rupture; (6) The design type of the article must be subjected to a fire test. 164 Substances must not be transported under this entry unless approved by the Associate Administrator on the basis of the results of appropriate tests according to Part I of the UN Manual of Tests and Criteria (IBR, see 171.7 of this subchapter). Column 7 specifies codes for special provisions applicable to hazardous materials. (6) The rate of oxygen release from the outer packaging does not exceed 15 mL per hour. Except as otherwise provided in this subchapter, these special provisions do not apply to UN portable tanks or IBCs: B1 If the material has a flash point at or above 38 C (100 F) and below 93 C (200 F), then the bulk packaging requirements of 173.241 of this subchapter are applicable. Unlined tanks must be passivated before being placed in service. If you have comments or suggestions on how to improve the www.ecfr.gov website or have questions about using www.ecfr.gov, please choose the 'Website Feedback' button below. Lead compounds which, when mixed in a ratio of 1:1,000 with 0.07 M (Molar concentration) hydrochloric acid and stirred for one hour at a temperature of 23 C 2 C, exhibit a solubility of 5% or less are not subject to the requirements of this subchapter unless they meet criteria as another hazard class or division. Amdt. N37 This material may be shipped in an integrally-lined fiber drum (1G) which meets the general packaging requirements of subpart B of part 173 of this subchapter, the requirements of part 178 of this subchapter at the packing group assigned for the material and to any other special provisions of column 7 of the 172.101 table. The HMT consists of 10 columns and provides information for each hazardous material listed. 111 Explosive substances of Division 1.1 Compatibility Group A (1.1A) are forbidden for transportation if dry or not desensitized, unless incorporated in a device. This entry may only be used for the transport of non-activated batteries that contain dry potassium hydroxide and that are intended to be activated prior to use by the addition of an appropriate amount of water to the individual cells.