IRPCS Part 5 - Common Scenarios & Tricky Scenarios

Question 1

Which vessel has priority: sailing vessel or vessel engaged in fishing?

Answer 1

Vessel engaged in fishing.

Question 2

Is a sailing vessel always the stand-on vessel over a power-driven vessel?

Answer 2

Yes, unless overtaking or if the power-driven vessel is restricted.

Question 3

What is the best action if you are unsure of the other vessel’s intentions?

Answer 3

Take early and substantial action to avoid collision.

Question 4

Is a vessel at anchor always exempt from showing lights?

Answer 4

No, it must show anchor lights.

Question 5

What does ‘constant bearing, decreasing range’ indicate?

Answer 5

Risk of collision.

Question 6

Can you use radar alone to assess risk of collision?

Answer 6

No, must use all available means.

Question 7

What must be done if collision risk exists?

Answer 7

Take early, substantial action; avoid small or timid changes.

Question 8

Is a vessel under oars considered power-driven?

Answer 8

No.

Question 9

What do two vessels, both under sail, do when one is overtaking?

Answer 9

The overtaking vessel must keep out of the way.

Question 10

What is the best rule to remember in a close-quarters situation?

Answer 10

When in doubt, assume risk and take action.