(7) A code containing the letter T refers to a special provision which applies only to transportation in UN or IM Specification portable tanks. Non-specification bulk bins are authorized. (9) A code containing the letter W refers to a special provision that applies only to transportation by water. These provisions apply only to transportation by aircraft: A1 Single packagings are not permitted on passenger aircraft. Shipments must be made by private, leased or contract carrier vehicles under exclusive use of the offeror. For transportation by aircraft, the provisions of 173.159(b)(2) apply. b. 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). If unlined tanks are washed out with water, they must be repassivated prior to return to service. 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. This training must be documented in training records required by 172.704(d). 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. 172-29, 41 FR 15996, Apr. Limited propagation means that if one booster near the center of the package is exploded, the aggregate weight of explosives, excluding ignition and delay charges, in this and all additional boosters in the outside packaging that explode may not exceed 25 g. 116 Fuzes, detonating may be classed in Division 1.4 if the fuzes do not contain more than 25 g of explosive per fuze and are made and packaged so that they will not cause functioning of other fuzes, explosives or other explosive devices if one of the fuzes detonates in a shipping packaging or in adjacent packages. Codes in Column 7 may be numbers, or a combination of letters and numbers. N36 Aluminum or aluminum alloy construction materials are permitted only for halogenated hydrocarbons that will not react with aluminum. A60 Sterilization devices, when containing less than 30 mL per inner packaging with not more than 150 mL per outer packaging, may be transported in accordance with the provisions in 173.4a, irrespective of 173.4a(b), provided such packagings were first subjected to comparative fire testing. (v) UN and IM portable tank codes/special provisions. Equipment powered by lithium metal batteries or lithium ion batteries must be described using the entries Lithium metal batteries contained in equipment or Lithium metal batteries packed with equipment or Lithium ion batteries contained in equipment or Lithium ion batteries packed with equipment, as appropriate. Shipment of packages under this special provision must be made by private or contract motor carrier. Used or spent dry batteries of both non-rechargeable and rechargeable designs, with a marked rating up to 9-volt that are combined in the same package and transported by highway or rail for recycling, reconditioning, or disposal are not subject to this special provision or any other requirement of the HMR. The table follows: [Portable tank codes T1-T22 apply to liquid and solid hazardous materials of Classes 3 through 9 which are transported in portable tanks.]. No label is needed where the table shows the word NONE. A37 This entry applies only to a material meeting the definition in 171.8 of this subchapter for self-defense spray. N73 Packagings consisting of outer wooden or fiberboard boxes with inner glass, metal or other strong containers; metal or fiber drums; kegs or barrels; or strong metal cans are authorized and need not conform to the requirements of part 178 of this subchapter. 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. e. When offered for transport in an ammonia dispenser, the receptacles shall be connected to the dispenser in such a way that the assembly is guaranteed to have the same strength as a single receptacle. The letter codes are placed in front of the number codes (for example, "A29"). If a package contains both lithium metal batteries and lithium ion batteries packed with and contained in equipment, the package must be marked as required for both battery types. The cargo transport unit shall display the UN number in a manner in accordance with 172.332 of this subchapter and be placarded on two opposing sides. 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. Unless otherwise provided in this subchapter, these special provisions do not apply to UN, IM Specification portable tanks or IBCs. Additionally, self-propelled vehicles or equipment that contain a fuel cell engine must be described using the entries Engine, fuel cell, flammable gas powered or Engine, fuel cell, flammable liquid powered or Vehicle, fuel cell, flammable gas powered or Vehicle, fuel cell, flammable liquid powered, as appropriate. 23 This material may be transported under the provisions of Division 4.1 only if it is so packed that the percentage of diluent will not fall below that stated in the shipping description at any time during transport. b. Gases of Division 2.3 and gases with a subsidiary risk of 5.1 must not be used as a propellant in a chemical under pressure. B135 For Large Packagings offered for transport by vessel, flexible or fibre inner packagings shall be hermetically sealed. switch to drafting.ecfr.gov. 4 This material is poisonous by inhalation (see 171.8 of this subchapter) in Hazard Zone D (see 173.116(a) of this subchapter), and must be described as an inhalation hazard under the provisions of this subchapter. TP7 The vapor space must be purged of air by nitrogen or other means. A hypochlorite solution, UN1791, is a Class 8 corrosive material. For the purpose of this special provision, vehicles are self-propelled apparatus designed to carry one or more persons or goods. Lading must be blanketed at all times with a dry inert gas at a pressure not to exceed 103 kPa (15 psig). This content is from the eCFR and may include recent changes applied to the CFR. 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). 328 When lithium metal or lithium ion batteries are contained in the fuel cell system, the item must be described under this entry and the appropriate entries for Lithium metal batteries contained in equipment or Lithium ion batteries contained in equipment. The Table: provides the proper shipping name or directs the user to the preferred proper shipping name; 421 This entry will no longer be effective on January 2, 2023, unless we terminate it earlier or extend it beyond that date by notice of a final rule in the Federal Register. A11 For combination packagings, when metal inner packagings are permitted, only specification cylinders constructed of metals which are compatible with the hazardous material may be used. d. All inner packagings placed inside bulk outer packagings must be blocked and braced to prevent shifting during transportation that could cause the container to open or fall over. 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. 386 When transported by private motor carrier only, the following corrosive liquids may be packaged in polyethylene bottles with a capacity no greater than 3.785 L (one gallon), further packed inside an open-top, heavy wall, high density polyethylene box (i.e., crate) in a manner that the polyethylene bottles are not subjected to any superimposed weight, and the boxes must be reasonably secured against shifting within the transport vehicle and loaded so as to minimize the possibility of coming in contact with other lading: Compounds, cleaning liquid, NA1760, PG II or III; Corrosive liquid, acidic, inorganic, n.o.s., UN3264, PG II; Corrosive liquid, acidic, organic, n.o.s., UN3265, PG III; Corrosive liquid, basic, inorganic, n.o.s., UN3266, PG II; Hydrochloric acid solution, UN1789, PG II; and. The Office of the Federal Register publishes documents on behalf of Federal agencies but does not have any authority over their programs. 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. (eg: 113 The sample must be given a tentative approval by an agency or laboratory in accordance with 173.56 of this subchapter. (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 mixture for suspensions and gels typically has the following composition: 60-85% ammonium nitrate; 0-5% sodium or potassium perchlorate; 0-17% hexamine nitrate or monomethylamine nitrate; 5-30% water; 2-15% fuel; 0.5-4% thickening agent; 0-10% soluble flame suppressants; and trace additives. This is in response to your November 18, 2015 e-mail and subsequent conversations with members of my staff requesting clarification of the Hazardous Materials Regulations (HMR; 49 CFR Parts 171-180) applicable to the selection of a . 141 A toxin obtained from a plant, animal, or bacterial source containing an infectious substance, or a toxin contained in an infectious substance, must be classed as Division 6.2, described as an infectious substance, and assigned to UN 2814 or UN 2900, as appropriate. N77 For materials of not more than two percent active ingredients by weight, packagings need not conform to the requirements of part 178 of this subchapter, if liquid contents are absorbed in an inert material. Interpretation Response | PHMSA - Pipeline and Hazardous Materials 45 Temperature should be maintained between 18 C (64.4 F) and 40 C (104 F). Pressure relief devices shall be designed to prevent the entry of foreign matter, the leakage of liquid and the development of any dangerous excess pressure. Model rocket motors containing 30 grams or less propellant are classed as Division 1.4S and items containing more than 30 grams of propellant but not more than 62.5 grams of propellant are classed as Division 1.4C. 127 Mixtures containing oxidizing and organic materials transported under this entry may not meet the definition and criteria of a Class 1 material. 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. Comparative fire testing between a package as prepared for transport (including the substance to be transported) and an identical package filled with water must show that the maximum temperature measured inside the packages during testing does not differ by more than 200 C (392 F). Kits that are carried on board transport vehicles for first aid or operating purposes are not subject to the requirements of this subchapter. See Batteries, dry, sealed, n.o.s. in the 172.101 Hazardous Materials Table (HMT) of this part for transportation requirements for nickel-metal hydride batteries transported by other modes and for nickel-metal hydride button cells or nickel-metal hydride cells or batteries packed with or contained in battery-powered devices transported by vessel. The manufacturer must apply procedures to ensure that articles produced in series are made of good quality, conform to the design type and are able to meet the requirements in (a). B136 Non-specification closed bulk bins are authorized. Rigid plastics: 11H1, 11H2, 21H1 and 21H2, c. Composite with plastic inner receptacle: 11HZ1, 11HZ2, 21HZ1 and 21HZ2, e. Wooden: 11C, 11D and 11F (with inner liners). Learn more about the eCFR, its status, and the editorial process. A8 For combination packagings, if glass inner packagings (including ampoules) are used, they must be packed with cushioning material in tightly closed metal receptacles before packing in outer packagings. 140 This material is regulated only when it meets the defining criteria for a hazardous substance or a marine pollutant. 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. When no IB code is assigned in the 172.101 Table for a specific proper shipping name, or in 173.185 or 173.225(e) Organic Peroxide Table for Type F organic peroxides, use of an IBC or Large Packaging for the material may be authorized when approved by the Associate Administrator. Pressing enter in the search box Each tank car must have a reclosing pressure relief device having a start-to-discharge pressure of 10.34 Bar (150 psig). Table 1. Wooden boxes must be completely lined with a suitable material impervious to water and nitroglycerin. Prohibited means bottom openings are prohibited, and Prohibited for liquids means bottom openings are authorized for solid material only. 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. Packagings may include a vent to permit the slow escape of gas (i.e. However, the hazard label corresponding to the hazard class or division may be substituted for the marking. The Electronic Code of Federal Regulations (eCFR) is a continuously updated online version of the CFR. (iv) The name or symbol of the bottle producer, and the month and year of manufacture, must be marked by embossing, ink-jet printing of permanent ink, or other permanent means on the face or bottom of each bottle, in letters and numbers at least 6 mm (0.2 inch) high. TP38 Each portable tank must be insulated with an insulating material so that the overall thermal conductance at 15.5 C (60 F) is no more than 1.5333 kilojoules per hour per square meter per degree Celsius (0.075 Btu per hour per square foot per degree Fahrenheit) temperature differential. Data collection and handling. B7 Safety relief devices are not authorized on multi-unit tank car tanks. 420 This entry does not apply to manufactured articles (such as table tennis balls). developer resources. (2) They must be packed in strong outer packagings and the completed package must be capable of withstanding a 1.8 meter (5.9 feet) drop without leakage of gas contents from detectors. A rocket motor to be considered nonpropulsive must be capable of unrestrained burning and must not appreciably move in any direction when ignited by any means. A35 This includes any material which is not covered by any of the other classes but which has an anesthetic, narcotic, noxious or other similar properties such that, in the event of spillage or leakage on an aircraft, extreme annoyance or discomfort could be caused to crew members so as to prevent the correct performance of assigned duties. The components may be placed in the same outer packaging provided they will not interact dangerously in the event of leakage. The Code of Federal Regulations (CFR) is the official legal print publication containing the codification of the general and permanent rules published in the Federal Register by the departments and agencies of the Federal Government. 34 The commercial grade of calcium nitrate fertilizer, when consisting mainly of a double salt (calcium nitrate and ammonium nitrate) containing not more than 10 percent ammonium nitrate and at least 12 percent water of crystallization, is not subject to the requirements of this subchapter.
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