Detonator packaging system

A packaging system for storing and transporting detonating devices, comprising:

• at least one subpack assembly comprising a subpack container having enclosed therein a plurality of divider means each defining a compartment, to provide a plurality of compartments in the subpack container, each compartment being dimensioned and configured to contain a plurality of unsegregated detonating devices, and further comprising subpack pad means disposed between adjacent compartments in each subpack container for inhibiting the transfer of energy generated by detonation of one or more detonating devices in one compartment to the adjacent compartment;
• and
• an overpack container within which is disposed the at least one subpack container;
• wherein the subpack assembly and the overpack container comprise 4G corrugated board containers;
• wherein the subpack container has a bursting strength of at least about 200 lbs/in.sup.2 and the overpack container comprises corrugated board having a bursting strength of at least about 275 lbs/in.sup.2, the subpack pad means and the corrugated board of the subpack container and of the overpack container having sufficient strength to prevent the propagation of the detonation of not more than about 25 grams of explosive material in any one of the compartments to another compartment;
• and
• wherein each divider means comprises a closed box defining one of said compartments.