Bulkhead

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
• Bulkhead door, an angled door covering the exterior stairwell of a basement
• Bulkhead flatcar, a type of rolling stock designed with sturdy end-walls to prevent loads from shifting past the ends of the car
• Rear pressure bulkhead, an airtight structural feature of an aircraft

Other uses:

• Bulkhead (Transformers), the name given to several fictional characters in the Transformers universes
• Bulkhead line, a method of coastal demarcation used within a legal system