Sound Signals

Question 1

What is a short Blast

Answer 1

1 second

Question 2

What is a prolonged Blast

Answer 2

4-6 Seconds

Question 3

1 short?

Answer 3

Altering course to starboard

Question 4

2 short?

Answer 4

Altering course to port

Question 5

3 short?

Answer 5

operating astern propulsion

Question 6

5 short?

Answer 6

What are your intentions

Question 7

2 long one short?

Answer 7

I wish to overtake to starboard

Question 8

2 long 2 short

Answer 8

I wish to overtake to port

Question 9

1 long 1 short 1 long 1 short

Answer 9

Charlie, Agreement to overtake

Question 10

1 Long?

Answer 10

when nearing a blind bend

Question 11

In restricted Vis, 1 long?

Answer 11

Power driven vessel making way, interval not exceeding 2 mintues

Question 12

In restricted Vis, 2 long

Answer 12

Power driven vessel underway but not making way, 2 seconds between blasts. interval not exceeding 2 mintues

Question 13

1 Long 2 Short

Answer 13

Delta, keep clear of me manouevering with difficulty
Nuc
RAM
CBD
Towing or pushing
Fish
Sailing

Question 14

1 long 3 short

Answer 14

Last vessel of tow, immediatly after towing vessels signal

Question 15

1 long 4 short?

Answer 15

identification for pilot vessels

Question 16

Vessel at anchor under 100m, restricted Vis

Answer 16

Rapid ringing of the bell for 5 seconds, interval not exceeding 1 minute

Question 17

Rapid ringing of the bell for 5 seconds, interval not exceeding 1 minute

Answer 17

Vessel at anchor under 100m, restricted Vis

Question 18

Rapid ringing of the bell, at intervals not exceeding 1 min

Answer 18

Vessel at anchor under 100m, restricted Vis

Question 19

Vessel at anchor over 100m, restricted Vis

Answer 19

Rapid ringing of the bell for 5 seconds forward, followed by 5 seconds rapid sounding on the gong in the aft part of the vessel, interval not exceeding 1 minute

Question 20

Rapid ringing of the bell for 5 seconds forward, followed by 5 seconds rapid sounding on the gong in the aft part of the vessel, interval not exceeding 1 minute

Answer 20

Vessel at anchor over 100m, restricted Vis

Question 21

signal for vessel at anchor giving warning of her position

Answer 21

Signal for at anchor, followed by 1 short, 1 long, 1 short on ships whistle

Question 22

vessel under 100m aground

Answer 22

3 strokes on the bell,
5 seconds ringing of the bell,
3 strokes of the bell

Question 23

3 strokes on the bell,
5 seconds ringing of the bell,
3 strokes of the bell

Answer 23

vessel under 100m aground

Question 24

vessel over 100m aground

Answer 24

3 strokes on the bell,
5 seconds ringing of the bell,
3 strokes of the bell
5 seconds sounding of the Gong aft

Question 25

3 strokes on the bell,
5 seconds ringing of the bell,
3 strokes of the bell
5 seconds sounding of the Gong aft

Answer 25

vessel over 100m aground

Question 26

Pilot vessel on duty at anchor

Answer 26

vessel at anchor signal
followed by 4 short on the whistle

Question 27

Vessel engaged in fishing at anchor

Answer 27

Delta, 1 long 2 short on the whistle
same as fishing vessel underway

Question 28

Vessel RAM, carrying out her work at anchor

Answer 28

Delta, 1 long 2 short on the whistle
same as RAM vessel underway