Decks of floating equipment shall be kept clean of unnecessary tools, equipment, material, and debris.
Lines shall be coiled, tools shall be stored, and materials shall be stacked securely.
Deck hatches shall not be left uncovered unless completely enclosed by guardrails.
Gangplanks and walkways shall be at least twenty inches (20 in.) wide, and shall have standard railings.
D.C. Mun. Regs. tit. 24, r. 24-3009