In reviewing ship drawings with a new operational level engineering officer you note that some divisional bulkheads are labeled A60. In the discussion...

Question

In reviewing ship drawings with a new operational level engineering officer you note that some divisional bulkheads are labeled A60. In the discussion with the junior officer, what should be noted is indicated by the label A60?

Accepted Answer

Fire division boundary, A Class, with insulation that will limit temperature rise below the allowable level for 60 minutes.

Engine: Engineering Safety

In reviewing ship drawings with a new operational level engineering officer you note that some divisional bulkheads are labeled A60. In the discussion with the junior officer, what should be noted is indicated by the label A60?

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