Dangerous Goods by Road
criteria for passing the test(s):
(a) for ibcs of types 21a, 21b, 21n, 31a, 31b and 31n, when subjected to the test pressure
specified in 6.5.6.8.4.1 (a) or (b): no leakage;
(b) for ibcs of types 31a, 31b and 31n, when subjected to the test pressure specified
in 6.5.6.8.4.1 (c): no permanent deformation which renders the ibc unsafe for carriage and no
leakage;
(c) for rigid plastics and composite ibcs: no permanent deformation which would render the ibc
unsafe for carriage and no leakage.