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. It must be demonstrated that the article relieves its pressure by means of a fire degradable seal or other pressure relief device, in such a way that the pressure receptacle will not fragment and that the article or fragments of the article do not rocket more than 10 meters; and. (4) IB Codes and IP Codes. . 172-29, 41 FR 15996, Apr. Examples of equipment are lawnmowers, cleaning machines, or model boats and model aircraft. (iii) T50 When portable tank instruction T50 is indicated in Column (7) of the 172.101 Hazardous Materials Table, the applicable liquefied compressed gas and chemical under pressure descriptions are authorized to be transported in portable tanks in accordance with the requirements of 173.313 of this subchapter. In addition to the packaging required in 173.4a, each glass inner packaging must be placed in a sealed plastic bag compatible with ethylene oxide and capable of containing the contents in the event of breakage or leakage of the glass inner packaging; and. Portable tank special provisions are assigned to certain hazardous materials to specify requirements that are in addition to those provided by the portable tank instructions or the requirements in part 178 of this subchapter. subject to the Hazardous Materials Regulations must comply with all applicable requirements of Subpart F [172.500]. 15 This entry applies to Chemical kits and First aid kits containing one or more compatible items of hazardous materials in boxes, cases, etc. Filling limits must be in accordance with portable tank special provision TP3. Title 49 was last amended 2/03/2023. 382 Packages containing toy plastic or paper caps for toy pistols described as UN0349, Articles, explosive, n.o.s. 420 This entry does not apply to manufactured articles (such as table tennis balls). 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). Tables 1, 2, and 3 follow: 1 Flexible plastic (51H) Large Packagings are only authorized for use with flexible inner packagings. 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. TP37 IM portable tanks are only authorized for the shipment of hydrogen peroxide solutions in water containing 72% or less hydrogen peroxide by weight. A37 This entry applies only to a material meeting the definition in 171.8 of this subchapter for self-defense spray. 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.]. Tank cars marked HYDROCYANIC ACID prior to October 1, 1991 do not need to be remarked. Batteries and battery-powered device(s) containing batteries must be prepared and packaged for transport in a manner to prevent: (2) Short circuits, including but not limited to the following methods: (i) Packaging each battery or each battery-powered device when practicable, in fully enclosed inner packagings made of non-conductive material; (ii) Separating or packaging batteries in a manner to prevent contact with other batteries, devices or conductive materials (e.g., metal) in the packagings; or, (iii) Ensuring exposed terminals or connectors are protected with non-conductive caps, non-conductive tape, or by other appropriate means; and. 387 When materials are stabilized by temperature control, the provisions of 173.21(f) of this subchapter apply. This includes hybrid electric vehicles powered by a fuel cell, an internal combustion engine, and wet, sodium or lithium batteries installed. The following provisions also apply: a. Column 7 specifies codes for special provisions applicable to hazardous materials. For single packagings, each packaging must correspond to a design type that has passed a leakproofness test at the Packing Group II level. B84 Packagings must be protected with non-metallic linings impervious to the lading or have a suitable corrosion allowance for sulfuric acid or spent sulfuric acid in concentration up to 65.25 percent. The fiber drum must to be fabricated with a three ply wall, as a minimum. This content is from the eCFR and may include recent changes applied to the CFR. 351 Ammonium chlorate, ammonium chlorate aqueous solutions, and mixtures of a chlorate with an ammonium salt are forbidden for transport. No Class 7 label is required to be displayed. Portable tank instructions specify the requirements applicable to a portable tank when used for the transportation of a specific hazardous material. If not impact resistant, the outer packaging should not be used as the sole means of protecting the battery terminals from damage or short circuiting. 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. In making this determination factors to be taken into consideration include, but are not limited to, the capacity and geometry of the packaging and the effect of any insulation present, the temperature of the material when offered for transport, the duration of the journey, and the ambient temperature conditions typically encountered in the journey (considering also the season of year), the effectiveness and other properties of the stabilizer employed, applicable operational controls imposed by regulation (e.g., requirements to protect from sources of heat, including other cargo carried at a temperature above ambient) and any other relevant factors. 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. 169 This entry applies to lighter refills (see 171.8 of this subchapter) that contain a Division 2.1 (flammable) gas but do not contain an ignition device. Other inorganic nitrate salts may replace part of the ammonium nitrate. When a plus sign is assigned to mix- A Shipper of a hazardous material is responsible for its classification and packaging prior to offering it for shipment to a Carrier. B132 Except for transportation by aircraft, UN2813, Water reactive solid, n.o.s. They will appear as a list of codes that are defined in 172.102 of the Code of Federal Regulations. Capacitors with an energy storage capacity of 0.3 Wh or less are not subject to the requirements of this subchapter. Be ASME Code (U) stamped for 100% radiography of all pressure-retaining welds; b. The temperature of the material at the time it is offered for transport and during transportation may not exceed 55 C (130 F). Except for transportation by aircraft, in palletized loads, a pallet box or unit load device (e.g. 367 For the purposes of documentation and package marking: a. A6 For combination packagings, if plastic inner packagings are used, they must be packed in tightly closed metal receptacles before packing in outer packagings. A separate drafting site Transport vehicles must be vented to prevent accumulation of vapors at a poisonous or flammable concentration. A stimulating mechanism must be used to initiate one article in the middle of the packaging. B2 MC 300, MC 301, MC 302, MC 303, MC 305, and MC 306 and DOT 406 cargo tanks are not authorized. These substances must satisfy the criteria for classification as an ammonium nitrate emulsion of Test Series 8 of the UN Manual of Tests and Criteria, Part I, Section 18 (IBR, see 171.7 of this subchapter), and may not be classified and transported unless approved by the Associate Administrator. This entry does not apply to capacitors that by design maintain a terminal voltage (e.g., asymmetrical capacitors.). (v) UN and IM portable tank codes/special provisions. Packaging Authorizations (Column 8) 109 Rocket motors must be nonpropulsive in transportation unless approved in accordance with 173.56 of this subchapter. (9) A code containing the letter W refers to a special provision that applies only to transportation by water. c. The motor carrier must maintain a satisfactory safety rating as prescribed in 49 CFR part 385. Symbols, if used, must be registered with the Associate Administrator. 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. that, for example, are used for medical, analytical, diagnostic, testing, or repair purposes. Codes in Column 7 may be numbers, or a combination of letters and numbers. B28 Packagings must be made of stainless steel. Additionally, each cylinder must be visually inspected in accordance with CGA pamphlet, CGA C-6 (incorporated by reference, see 171.7). A7 Steel packagings must be corrosion-resistant or have protection against corrosion. 332 Magnesium nitrate hexahydrate is not subject to the requirements of this subchapter. B67 All valves and fittings must be protected by a securely attached cover made of metal not subject to deterioration by the lading, and all valve openings, except safety valve, must be fitted with screw plugs or caps to prevent leakage in the event of valve failure. 1/1.1 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. 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. The material may only be loaded with Class 3, Class 8, and Division 4.1 materials in Packing Group II or III. (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. (ii) The following table specifies the portable tank requirements applicable to T Codes T1 through T22. 62 Oxygen generators (see 171.8 of this subchapter) are not authorized for transportation under this entry. 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). b. Packagings equivalent to DOT 406 cargo tanks are excepted from 178.345-7(d)(5), circumferential reinforcements; 178.345-10, pressure relief; 178.345-11, outlets; 178.345-14, marking, and 178.345-15, certification. N86 UN pressure receptacles made of aluminum alloy are not authorized. N74 Packages consisting of tightly closed inner containers of glass, earthenware, metal or polyethylene, capacity not over 0.5 kg (1.1 pounds) securely cushioned and packed in outer wooden barrels or wooden or fiberboard boxes, not over 15 kg (33 pounds) net weight, are authorized and need not conform to the requirements of part 178 of this subchapter. No more than four bottles, securely closed with threaded caps, may be packed in each box. In addition, MC 312 and DOT 412 cargo tank motor vehicles must: c. Have a MAWP or design pressure of at least 87 psig; and. 31 Materials which have undergone sufficient heat treatment to render them non-hazardous are not subject to the requirements of this subchapter. There you have it! 160 This entry applies to safety devices for vehicles, vessels or aircraft, e.g. IBCs are authorized subject to the conditions and limitations of this section provided the IBC type is authorized according to the IBC packaging code specified for the specific hazardous material in Column (7) of the 172.101 Table of this subchapter and the IBC conforms to the requirements in subpart O of part 178 of this subchapter at the . 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. A61 a. 8 A hazardous substance that is not a hazardous waste may be shipped under the shipping description Other regulated substances, liquid or solid, n.o.s., as appropriate. The organic peroxide must be type D, E, or F, not requiring temperature control. 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. Wall thickness must be verified ultrasonically at intervals midway between periodic hydraulic tests (every 2.5 years). (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. N90 Metal packagings are not authorized. Compressed air containing greater than 23.5 percent oxygen must be shipped using the description Compressed gas, oxidizing, n.o.s., UN3156.. 46 This material must be packed in accordance with packing method OP6 (see 173.225 of this subchapter). You can learn more about the process B23 Tanks must be made of steel that is rubber lined or unlined. A14 This material is not authorized to be transported as a limited quantity or consumer commodity in accordance with 173.306 of this subchapter when transported aboard an aircraft. No label is needed where the table shows the word NONE. B55 Water-tight, sift-proof, closed-top, metal-covered hopper cars, equipped with a venting arrangement (including flame arrestors) approved by the Associate Administrator are also authorized. (2) A codes. B66 Each tank must be equipped with gas tight valve protection caps. 115 Boosters with detonator, detonator assemblies and boosters with detonators in which the total explosive charge per unit does not exceed 25 g, and which will not mass detonate and undergo only limited propagation in the shipping package may be assigned to 1.4B classification code. The in-page Table of Contents is available only when multiple sections are being viewed. 125 Lactose or glucose or similar materials may be used as a phlegmatizer provided that the substance contains not less than 90%, by mass, of phlegmatizer. Additionally, the offeror must notify the carrier if the tank pressure rise exceeds 3 psig over any 24-hour period. For single packagings, each packaging must correspond to a design type that has passed a leakproofness test at the Packing Group II level. B68 Sodium must be in a molten condition when loaded and allowed to solidify before shipment. Choosing an item from 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. B47 Each tank may have a reclosing pressure relief device having a start-to-discharge pressure setting of 310 kPa (45 psig). B82 Cargo tanks and portable tanks are not authorized. A29 Combination packagings consisting of outer expanded plastic boxes with inner plastic bags are not authorized for transportation by aircraft. When the word Normal is indicated, 178.275(g)(3) of this subchapter does not apply. 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. b. (2) A code containing the letter A refers to a special provision which applies only to transportation by aircraft. A hypochlorite solution, UN1791, is a Class 8 corrosive material. 371 a. N40 This material is not authorized in the following packagings: a. Dry batteries specifically covered by another entry in the 172.101 Table must be transported in accordance with the requirements applicable to that entry. The letter Z shown in the marking code for composite IBCs must be replaced with a capital code letter designation found in 178.702(a)(2) of this subchapter to specify the material used for the other packaging. 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). If the air bag inflator unit satisfactorily passes the series 6(c) test, it is not necessary to repeat the test on the air bag module. The chemical under pressure must be classed based on the hazard characteristics of the components in the propellant; the liquid; or the solid. Note that batteries utilizing different chemistries (i.e., those battery chemistries specifically covered by another entry in the 172.101 Table) as well as dry batteries with a marked rating greater than 9-volt may not be combined with used or spent batteries in the same package. (c) Additional air transport requirements. When a special provision specifies packaging or packaging requirements -, (1) The special provision is in addition to the standard requirements for all packagings prescribed in 173.24 of this subchapter and any other applicable packaging requirements in subparts A and B of part 173 of this subchapter; and. 117 If shipment of the explosive substance is to take place at a time that freezing weather is anticipated, the water contained in the explosive substance must be mixed with denatured alcohol so that freezing will not occur. Background and more details are available in the 74 During transport, this material must be protected from direct sunshine and stored or kept in a cool and well-ventilated place, away from all sources of heat. Openings for safety relief devices on multi-unit tank car tanks shall be plugged or blank flanged. If the SADT of the technically pure substance is higher than 75 C, the technically pure substance and formulations derived from it are not self-reactive materials and, if not meeting any other hazard class, are not subject to the requirements of this subchapter. c. Completed neutron radiation detection systems containing detectors meeting the conditions of paragraph a of this special provision must be transported as follows: (1) The detectors must be contained in a strong sealed outer casing; (2) The casing must contain include sufficient absorbent or adsorbent material to absorb or adsorb the entire gas contents; (3) The completed system must be packed in strong outer packagings capable of withstanding a 1.8 meter (5.9 feet) drop test without leakage unless a system's outer casing affords equivalent protection. All successfully conducted tests or reassignment to another compatibility group require the issuance of a new or revised approval by the Associate Administrator prior to transportation on or after the dates specified for each authorized mode of transport in this special provision. For this test, the provisions of paragraphs 16.6.1.2 except letter g, 16.6.1.3.1 to 16.6.1.3.6, 16.6.1.3.7(b) and 16.6.1.3.8 of the UN Manual of Tests and Criteria must be applied. 129 These materials may not be classified and transported unless authorized by the Associate Administrator on the basis of results from Series 2 Test and a Series 6(c) Test from the UN Manual of Tests and Criteria (IBR, see 171.7 of this subchapter) on packages as prepared for transport. B3 MC 300, MC 301, MC 302, MC 303, MC 305, and MC 306 and DOT 406 cargo tanks and DOT 57 portable tanks are not authorized. However, the hazard label corresponding to the hazard class or division may be substituted for the marking. The outside of each package must be plainly marked ARTICLES, EXPLOSIVES, N.O.S. 26 This entry does not include ammonium permanganate, the transport of which is prohibited except when approved by the Associate Administrator. 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.