This might have been discussed previously – when your vessel is approaching a bend or an area of a channel or fairway, make sure you sound 1 PROLONGED BLAST since another vessel or vessels may not have a full view … Continue reading →
A vessel may supplement the SOUND blast from a WHISTLE with LIGHT SIGNALS as follows: 1 FLASH = Altering course to STARBOUND. 2 FLASHES = Altering course to PORT. 3 FLASHES = Operating astern propulsion. The duration of each flash … Continue reading →
Today we begin a series on SOUND and LIGHT SIGNALS. First we look at some definitions: WHISTLE refers any sound signaling item capable of producing the required BLASTS. SHORT TERM BLAST = 1 second duration. PROLONGED BLAST= 4-6 seconds duration. … Continue reading →
