Sound signals

Question 1

What does 1 short blast indicate?

Answer 1

Altering course to stbd

Question 2

What does 2 short blasts indicate?

Answer 2

Altering course to port

Question 3

What does 3 short blasts indicate?

Answer 3

Operating astern propulsion

Question 4

What does 4 short blasts

Answer 4

A pilot engaged in pilotage duties

Question 5

What does 5 short blasts mean?

Answer 5

Intentions are unclear

Question 6

When in a narrow channel what sound signal can you use when approaching a bend to indicate your presence?

Answer 6

1 prolonged blast

Question 7

You are PDV in restricted visibility, making way what sound signal would you make?

Answer 7

1 prolonged blast at intervals of not more than 2 minutes

Question 8

You are a PDV in restricted visibility, not making way what sound signal would you make?

Answer 8

2 prolonged blasts at intervals of not more than 2 minutes

Question 9

What sound signal would a NUC, RAM, CBD, Fishing, Sailing, Towing/pushing make when in restricted visibility?

Answer 9

1 prolonged blast followed by 2 short blasts at intervals of not more than 2 minutes

Question 10

If your vessel was being towed and it was manned what sound signal would you make?

Answer 10

I would sound 1 prolonged blast followed by 3 short blasts at intervals of not more than 2 minutes directly after the towing vessel made their sound signal

Question 11

You are a vessel of less than 100m in length what sound signal would you make while at anchor?

Answer 11

I would sound 5 seconds of rapid ringing of the bell at intervals of not more than 1 minute

Question 12

You are a vessel of more than 100m in length what sound signal would you make while at anchor?

Answer 12

I would 5 seconds of rapid ringing of there bell forward followed by 5 seconds rapid ringing of the gong aft at intervals of not more than 1 minute

Question 13

You are a vessel of less than 100m in length what sound signal would you make while around?

Answer 13

I would sound 3 distinct strokes on the bell, followed by 5 seconds rapid ringing of the bell, followed by 3 distinct strokes on the bell at intervals of not more than 1 minute

Question 14

You are a vessel of more than 100m in length what sound signal would you make while around?

Answer 14

I would sound 3 distinct strokes on the bell, followed by 5 seconds rapid ringing of the bell forward, followed by 3 distinct strokes on the bell, followed by 5 seconds rapid ringing of the gong aft, at intervals of not more than 1 minute

Question 15

What sound signal would you use when giving warning to another vessel of your position?

Answer 15

Sound morse Romeo which is 1 short, 1 long, 1 short

Question 16

You are in a narrow channel and you wish to overtake another vessel on their stbd side what sound signal would you use?

Answer 16

2 prolonged blasts and 1 short blast

Question 17

You are in a narrow channel and you wish to overtake another vessel on their port side what sound signal would you use?

Answer 17

2 prolonged blasts and 2 short blasts

Question 18

If you were the vessel being overtaken would sound signal would you use to say you agree to be overtaken?

Answer 18

1 prolonged, 1 short, 1 prolonged, 1 short