in the context of 1.4.1, where appropriate, the carrier shall in particular:
(a) ascertain that the dangerous goods to be carried are authorized for carriage in accordance with adr;
(b) ascertain that all information prescribed in adr related to the dangerous goods to be carried has been provided by the consignor before carriage, that the prescribed documentation is on board the transport unit or if electronic data processing (edp) or if electronic data interchange (edi) techniques are used instead of paper documentation, that data is available during transport in a manner at least equivalent to that of paper documentation;
(c) ascertain visually that the vehicles and loads have no obvious defects, leakages or cracks, missing equipment, etc.;
(d) ascertain that the deadline for the next test for tank-vehicles, battery-vehicles, demountable tanks, portable tanks, tank-containers and megcs has not expired;
note: tanks, battery-vehicles and megcs may however be carried after the expiry of this deadline under the conditions of 4.1.6.10 (in the case of battery-vehicles and megcs containing pressure receptacles as elements), 4.2.4.4, 4.3.2.3.7, 4.3.2.4.4, 6.7.2.19.6, 6.7.3.15.6
or 6.7.4.14.6.
(e) verify that the vehicles are not overloaded;
(f) ascertain that the placards, marks and orange-coloured plates prescribed for the vehicles in chapter 5.3 have been affixed;
(g) ascertain that the equipment prescribed in adr for the transport unit, vehicle crew and certain classes is on board the transport unit.
where appropriate, this shall be done on the basis of the transport documents and accompanying documents, by a visual inspection of the vehicle or the containers and, where appropriate, the load.