C.F.R. » Title 46 » CHAPTER I—COAST GUARD, DEPARTMENT OF HOMELAND SECURITY › SUBCHAPTER I-A—MOBILE OFFSHORE DRILLING UNITS › PART 108—DESIGN AND EQUIPMENT › Subpart B—Construction and Arrangement

46 C.F.R. § 108.139

Boundary bulkheads and decks of a space containing emergency power

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Each boundary bulkhead and deck of a space containing an emergency electric power source or components of an emergency electric power source must be an A class bulkhead and A class deck respectively. When separate but adjoining spaces are provided for such equipment, boundary bulkhead type construction is not required for the separating partitions common to each space.