Sound signals Flashcards
1
Q
Equipment required for signaling sound?
A
less than 12m: some means to make sound signal
Over 12m: Whistle
Over 20m Whistle + Bell
Over 100m: Whistle + Bell + Gong
2
Q
Towed vessel sound signal
A
One long 3 short, immediatly after the signal made by the towing vessel (one long 2 short)
3
Q
Vessel pushing ahead or connected as a composite unit?
A
As a PDV
4
Q
Vessel at anchor in restricted vis
A
5 secs ringing on bell every 1 minute
if over 100m, followed by 5 seconds ringing on gong aft.
may also ring 1 short, 1 long, 1 short if posibility of collision with approaching vessel
5
Q
Vessel aground
A
Same as anchor with addition of 3 distict strokes on bell before and after the ringing of bell
6
Q
Pilot vessel
A
As a PDV plus 4 short
