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USCG Exam PracticeAuxiliary machinery and shipboard systems

Under 46 CFR §56.50-15, steam stop valves exceeding what size must be fitted with bypasses?

  1. A. 4 inches
  2. 6 inchesCorrect
  3. C. 8 inches
  4. D. 12 inches

Why B is correct

46 CFR §56.50-15(c) states that steam stop valves in sizes exceeding 6 inches must be fitted with bypasses. The other sizes listed are not the threshold specified in the regulation.

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Under 46 CFR §56.50-15, steam stop valves exceeding what size must… — USCG Exam Practice · CaptainsGround