Dangerous Goods by Road
A document is not required when the fumigated cargo transport unit has been completely ventilated
and the date of ventilation has been marked on the warning mark (see 5.5.2.3.3 and 5.5.2.3.4).
Special provisions applicable to packages and vehicles and containers containing substances presenting a risk of asphyxiation when used for cooling or conditioning purposes (such as dry ice (UN 1845) or nitrogen, refrigerated liquid (UN 1977) or argon, refrigerated liquid (UN 1951))
Scope
This section is not applicable to substances which may be used for cooling or conditioning purposes
when carried as a consignment of dangerous goods, except for the carriage of dry ice (UN No. 1845).
When they are carried as a consignment, these substances shall be carried under the relevant entry of
Table A of Chapter 3.2 in accordance with the associated conditions of carriage.
For UN No. 1845, the conditions of carriage specified in this section, except 5.5.3.3.1, apply for all
kinds of carriage, as a coolant, conditioner, or as a consignment. For the carriage of UN No. 1845, no
other provisions of ADR apply.
This section is not applicable to gases in cooling cycles.
Dangerous goods used for cooling or conditioning tanks or MEGCs during carriage are not subject to
this section.
Vehicles and containers containing substances used for cooling or conditioning purposes include
vehicles and containers containing substances used for cooling or conditioning purposes inside
packages as well as vehicles and containers with unpackaged substances used for cooling or
conditioning purposes.
Sub-sections 5.5.3.6 and 5.5.3.7 only apply when there is an actual risk of asphyxiation in the vehicle
or container. It is for the participants concerned to assess this risk, taking into consideration the
hazards presented by the substances being used for cooling or conditioning, the amount of substance
to be carried, the duration of the journey, the types of containment to be used and the gas
concentration limits given in the note to 5.5.3.3.3.
General
Vehicles and containers containing substances used for cooling or conditioning purposes (other than
fumigation) during carriage are not subject to any provisions of ADR other than those of this section.
When dangerous goods are loaded in vehicles or containers containing substances used for cooling or
conditioning purposes any provisions of ADR relevant to these dangerous goods apply in addition to
the provisions of this section.
(Reserved)
Persons engaged in the handling or carriage of vehicles and containers containing substances used for
cooling or conditioning purposes shall be trained commensurate with their responsibilities.
Packages containing a coolant or conditioner
Packaged dangerous goods requiring cooling or conditioning assigned to packing instructions P203,
P620, P650, P800, P901 or P904 of 4.1.4.1 shall meet the appropriate requirements of that packing
instruction.