Which of the following is the minimum...

Question 1 / 205eccef9bbacbc34ba4d45692

Question 1 of 205eccef9bbacbc34ba4d45692

Which of the following is the minimum internal diameter of the main bilge suction piping permitted by Coast Guard Regulations (46 CFR Part 56) on a vessel over 150 gross tons?

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Question 1 of 20

5eccef9bbacbc34ba4d45692

Which of the following is the minimum internal diameter of the main bilge suction piping permitted by Coast Guard Regulations (46 CFR Part 56) on a vessel over 150 gross tons?

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🔍 Key Concepts

• 46 CFR Part 56 – Piping Systems and Appurtenances, specifically the section on bilge and ballast piping • How the Coast Guard scales piping sizes with vessel size/tonnage • The practical need for a bilge system to handle worst‑case flooding on a vessel over 150 GT

💭 Think About

• Look at the four diameters and ask yourself: for a vessel over 150 gross tons, which size seems too small to realistically move enough water in an emergency? Which seem more consistent with larger‑vessel requirements? • Think about how the Coast Guard writes minimums: do they tend to choose a size that is just barely adequate, or one with a safety margin for clogging, debris, and heavy flooding? • Compare these sizes to what you would expect for other critical systems (like fire main or ballast lines) on a vessel over 150 GT—would the bilge main typically be smaller, similar, or larger than those?

✅ Before You Answer

• Verify the exact table or paragraph in 46 CFR Part 56 that specifies minimum internal diameters for main bilge suctions based on gross tonnage. • Confirm that the requirement is for the main bilge suction piping, not branch lines or eductors, and that the size is stated as internal diameter. • Double‑check that the tonnage break you’re using is “over 150 gross tons” and not a different tonnage bracket with a different minimum size.

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Question 1 of 20

Which of the following is the minimum internal diameter of the main bilge suction piping permitted by Coast Guard Regulations (46 CFR Part 56) on a vessel over 150 gross tons?

1 1/2 inches.

2 1/2 inches.

3 1/2 inches.

4 1/2 inches.

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Question 1 / 205eccef9bbacbc34ba4d45692

Question 1 of 205eccef9bbacbc34ba4d45692

Which of the following is the minimum internal diameter of the main bilge suction piping permitted by Coast Guard Regulations (46 CFR Part 56) on a vessel over 150 gross tons?

Back

Question 1 of 20

5eccef9bbacbc34ba4d45692

Which of the following is the minimum internal diameter of the main bilge suction piping permitted by Coast Guard Regulations (46 CFR Part 56) on a vessel over 150 gross tons?

No comments yet

Be the first to share your thoughts!

If the question has a related picture, it will appear here.

🔍 Key Concepts

💭 Think About

✅ Before You Answer

👋 Hi! I'm Genie, your AI study assistant. How can I help you with this question?

Quick actions

— No credit card needed