30 CFR § 57.6102
Explosive material storage practices.
(a) Explosive material shall be--
(1) Stored in a manner to facilitate use of oldest stocks first;
(2) Stored according to brand and grade in such a manner as to facilitate
identification; and
(3) Stacked in a stable manner but not more than 8 feet high.
(b) Explosives and detonators shall be stored in closed nonconductive
containers except that nonelectric detonating devices may be stored on
nonconductive racks provided the case-insert instructions and the
date-plant-shift code are maintained with the product.
[58 FR 69596, Dec. 30, 1993]