You will load class 1.2 commercial explosives and need to construct a portable magazine. The magazine MUST __________.

Correct Answer: Option D — be elevated with skids 10cm (3.9 inches) above the deck

Portable magazines constructed for Class 1 explosives must allow adequate air circulation beneath the structure to prevent moisture accumulation and heating. Elevating the magazine on skids at least 10 cm (3.9 inches) above the deck complies with hazardous materials stowage regulations.