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Dg & Safety
Module 4 - Classification and Labelling Page 5 of 6

Class 7 Radioactive Material

Radioactive materials are those materials that spontaneously and continuously emit certain types of radiation (ionising radiation), which can be harmful to health, but which cannot be detected by any of the human senses. These radiations can also affect other materials such as undeveloped photographic film.
e.g. smoke detectors, medicines

 

                        

Transport Index

You may notice that the bottom corner of the labels II and III ask for a Transport Index (TI). The Transport Index is a single number assigned to a package, overpack or cargo container used to provide control over radiation exposure. It is also used to establish categories for labelling, to establish spacing requirements during storage in transit, and to define the number of packages allowed in a cargo container or aboard an aircraft. The TI is determined by the maximum radiation level measured over one hour at a distance of one metre from the surface of the completed package.

 

Category I, II, III

Radioactive I – This label indicates very little or no radiation being emitted from the surface of the package. TI is defined as being 0, hence there is no requirement to show the index on the label. Items bearing this label may be loaded on either passenger or cargo aircraft without separation restrictions.

Radioactive II – The TI does not exceed 1. Separation restrictions apply.

Radioactive III – The TI is higher than 1 but does not exceed 10. Separation restrictions apply.

Note:
The Operator's Dangerous Goods manual must be referred to in order to determine the maximum TI permitted per hold, and per aircraft.

 

Radioactives are special because of their very nature. We can't see, touch or taste radiation, however it can pose significant health risks. Should you find yourself in the position of having to return radioactive isotopes but cannot find the original paperwork then you should always approach relevant authorities for assistance. Authorities that can guide you to the appropriate persons would be or the International Atomic Energy Agency (IAEA).

 

Class 8 Corrosives

                      

This class has no divisions. Corrosives are substances which, by chemical action, will cause irreversible damage to the skin or, in the event of a leakage, will materially damage or even destroy, other goods or the means of transport.
e.g. mercury, battery acid, hydrochloric acid, brake fluid

Corrosives are divided into packing groups based upon their degree of danger.

Table 3.8.A of the IATA DGR is to be referred to when determining the necessary packing group. The observation time necessary to cause irreversable damage to intact skin tissue determines the packing group.

 

Class 9 Miscellaneous Dangerous Goods

i) Class 9 - Miscellaneous Dangerous Goods

 

 

 

 

 

 

 

 

 

 

ii) Class 9 - Lithium Batteries or Sodium Ion Batteries

 

 

 

Miscellaneous Dangerous Goods are substances and articles which present a danger during air transport that is not covered by other classes. 
e.g. dry ice, life-saving appliances, internal combustion engines, consumer commodities, asbestos

Also included are other regulated substances which are either liquids or solids having narcotic, noxious, irritating or other similar properties that could cause extreme annoyance or discomfort to passengers and/or air crew.

Please note: packages containing Class 9 Lithium batteries or Sodium ion batteries must bear the label shown in Note 2 at the bottom of this page, not the label shown at left.

 

                                                                             

 

 

 

Note 1 - Magnetised material:

Magnetised material is classified as being any material which, when packed for air transportation, has a magnetic field strength of 0.159 A/m at a distance of 2.1 metres.  When shipping magnetic material, a handling label is to be used in lieu of the Miscellaneous Label. This is the Magnetized Material Handling Label, which you can see on the next page.

 

 

Note 2 - Lithium batteries:

Packages containing Lithium batteries prepared in accordance with section IB of packing instructions 965 and 968 must bear the Class 9 Lithium Battery or Sodium Ion Battery label shown at left as well as the Battery Mark shown on the next page. 

 

 

 

 

 

 

 

                                                                                               


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