What is the difference between normal CSOSS procedures and casualty CSOSS procedures in terms of risk?

• A. Casualty procedures assume full system capability with standard safety margins.
• B. Casualty procedures require more power, resources, and tighter safety margins.
• C. Normal CSOSS procedures assume full system capability with standard safety margins; casualty procedures operate with reduced capability and increased risk controls.
• D. Casualty procedures ignore safety margins.

Answer: (C)

In CSOSS, normal procedures are written for nominal operation, assuming the system can perform at rated capability with standard safety margins. When a casualty occurs, the system’s capability is reduced, so you can’t rely on full performance and you must operate with that diminished ability. Because of this degraded state, casualty procedures implement increased risk controls—more conservative limits, stricter sequencing, extra monitoring, and prioritization of essential functions to prevent further damage or loss of critical capability. This combination—reduced capability and tighter risk controls—best describes how casualty operations differ in terms of risk.