On board small passenger vessels, ducts for...

Question 1 / 2066636ee728f7522a1c5175ad

Question 1 of 2066636ee728f7522a1c5175ad

On board small passenger vessels, ducts for compartments which contain gasoline powered machinery or gasoline storage tanks __________.

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Question 1 of 20

66636ee728f7522a1c5175ad

On board small passenger vessels, ducts for compartments which contain gasoline powered machinery or gasoline storage tanks __________.

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🔍 Key Concepts

• Gasoline vapors are heavier than air and can collect in low spaces, creating explosion hazards • Small passenger vessel ventilation and duct requirements in 46 CFR Subchapter T (verify current wording in 46 CFR Part 182 – Machinery spaces, fuel, and ventilation) • Design features that reduce the risk of fuel vapor accumulation and ensure safe venting of vapors

💭 Think About

• Which design features of ducts would best prevent gasoline vapors from leaking into unintended spaces and allow them to be safely vented? • Think about whether safety rules usually require just one protective feature, or multiple overlapping protections, when dealing with gasoline fumes on passenger vessels. • For each individual choice (A, B, and C), ask: would this requirement reasonably help prevent or control gasoline vapor hazards in machinery/fuel spaces?

✅ Before You Answer

• Verify what 46 CFR says about ducts serving spaces with gasoline-powered machinery or gasoline tanks on small passenger vessels. • Check whether ducts are required to be direct, secure, and supported, or if flexibility and indirect routes are allowed. • Confirm whether regulations emphasize preventing vapor flow/leakage through unintended openings, and whether more than one of these listed requirements is actually mandated.

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Question 1 of 20

On board small passenger vessels, ducts for compartments which contain gasoline powered machinery or gasoline storage tanks __________.

must not allow any appreciable vapor flow except through their normal openings

must be of rigid, permanent construction

must lead as directly as possible and be properly fastened and supported

All of the above

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Question 1 / 2066636ee728f7522a1c5175ad

Question 1 of 2066636ee728f7522a1c5175ad

On board small passenger vessels, ducts for compartments which contain gasoline powered machinery or gasoline storage tanks __________.

Back

Question 1 of 20

66636ee728f7522a1c5175ad

On board small passenger vessels, ducts for compartments which contain gasoline powered machinery or gasoline storage tanks __________.

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