How is a Class C bulkhead characterized?

A Class C bulkhead is characterized by being made of approved noncombustible materials, which means that the materials used in its construction are designed to resist the spread of fire and do not contribute to combustion. This is crucial in maintaining integrity during fire conditions and preventing the fire from moving from one compartment to another. The use of noncombustible materials helps ensure safety on board by limiting the potential spread of flames and smoke, thus providing crucial time for evacuation and fire control efforts.

Other characteristics, such as being constructed of metal or insulated with concrete, do not specifically define a Class C bulkhead. While these materials might be involved in various types of bulkheads, they do not align with the core concept of Class C, which emphasizes the use of noncombustible materials as per safety regulations. Class C bulkheads must meet specific fire performance requirements to effectively serve their purpose in ship safety and fire prevention strategies.