Safety & Environmental Protection (Deck) USCG Question #1002 (Set 31)

What is the purpose of a vent header?

Official USCG Answer & Rule Citation

Correct Answer: Option B — Combines individual vent lines into a main

Marine tank venting systems utilize a vent header to safely combine individual tank vent lines into a single main discharge riser, reducing deck clutter and routing vapors to designated atmospheric release points in compliance with 46 CFR regulations.

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