When the longitudinal strength members of a vessel are continuous and closely spaced, the vessel is __________.
Official USCG Answer & Rule Citation
Correct Answer: Option B — longitudinally framed
A vessel featuring continuous and closely spaced longitudinal strength members along its shell and deck plating is classified as longitudinally framed. This system provides superior resistance to longitudinal bending moments (hogging and sagging) governed by structural rules in 46 CFR.
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