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DEVIL IN THE DETAIL MULTIMODAL • IT IS NOT A STRAIGHTFORWARD TASK TO ALIGN RID/ADR/ADN WITH THE UN MODEL REGULATIONS AND THERE WILL BE A LOT OF CHANGES TO MAKE IN THE 2023 EDITIONS THE AD HOC WORKING GROUP on the Harmonisation of RID/ADR/ADN with the UN Recommendations on the Transport of Dangerous Goods met this past April under the chairmanship of Claude Pfauvadel (France), with the intent of reviewing those amendments included in the 21st revised edition of the UN Model Regulations and preparing them for inclusion in the 2023 editions of RID, ADR and ADN. A report on that meeting was provided to the Joint Meeting of RID/ADR/ADN Experts
amendments were largely adopted, with some editorial changes. Those amendments remain to be confirmed by the modal authorities. This summary of the accepted changes is not exhaustive and excludes those of a purely editorial nature. Dutyholders under the three sets of regulations will, of course, be expected to take a close look at the new editions once they are available. HCB will include a report on the rest of the work of the autumn session of the Joint
held in September where the proposed
Meeting in the next issue.
THERE ARE MANY CHANGES RELATING TO THE USE OF TRANSPORTABLE PRESSURE RECEPTACLES IN THE 2023 TEXTS
HCB MONTHLY | JANAUARY 2022
PART 1 In 1.2.1, in the definition for ‘Bundle of cylinders’, “an assembly of cylinders” is replaced by “a pressure receptacle comprising an assembly of cylinders or cylinder shells”.
A new note is added under the definition of ‘Closure’: NOTE: For pressure receptacles, closures are, for example, valves, pressure relief devices, pressure gauges or level indicators. The definition of ‘Cryogenic receptacle’ is amended to read: Closed cryogenic receptacle means a thermally insulated pressure receptacle for refrigerated liquefied gases of a water capacity of not more than 1 000 litres; In the definitions for ‘Cylinder’, ‘Pressure drum’ and ‘Tube’, the word “transportable” is deleted. In the definition for ‘Metal hydride storage system’, “receptacle” is replaced by “pressure receptacle shell”. In the definition for ‘Pressure receptacle’, after “Pressure receptacle”, the following new text is added: “means a transportable receptacle intended for holding substances under pressure including its closure(s) and other service equipment and”. The definition of ‘Recycled plastics material’ is transferred from 6.1.4.8.8 and amended to read: “Recycled plastics material” means material recovered from used industrial packagings that has been cleaned and prepared for processing
