OUPV & 100-Ton Master · Operations — Alcohol Limit
The federal blood-alcohol concentration limit for a crewmember operating a commercial vessel is:
- A0.02%
- B0.10%
- C0.08%
- D0.04%✓ Correct
Explanation
A crewmember of a commercial vessel is considered intoxicated at a BAC of 0.04% or higher (lower than the 0.08% recreational/automobile standard). Operating while intoxicated is grounds for credential suspension/revocation and criminal penalty.
Authority: 33 CFR Part 95; 46 CFR Part 4
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