Bulkhead may refer to: . A structural safety device: Bulkhead (partition), a wall within the hull of a ship, vehicle, or container Torpedo bulkhead, a type of armor designed to keep a ship afloat even if the hull is struck by a shell or by a torpedo; Bulkhead (barrier), a retaining wall used as a form of coastal management, akin to a seawall, or as a structural device such as a bulkhead partition