§109.503. Emergency signals.
46 C.F.R. § 109.503
Emergency stations signals are established as follows—
The signal to man emergency stations is a rapid succession of short soundings of both the general alarm bell and the whistle, if a whistle is installed, for a period of not less than 10 seconds.
The signal to secure from emergency stations is the sounding of both the general alarm bell and the whistle, if a whistle is installed, three times.
The abandon unit stations signals are established as follows—
The signal to man abandon unit stations is a continuous sounding of both the general alarm and the whistle, if a whistle is installed.
If whistle signals are used to direct the handling of lifeboats and davit-launched liferafts, they must be—
One short blast to lower the lifeboats and davit-launched liferafts; and
Two short blasts to stop lowering the lifeboats and davit-launched liferafts.
The signal to secure from abandon unit stations is the sounding of both the general alarm bell and the whistle, if a whistle is installed, three times.
Notes, amendments, and revision history
Amendments
[CGD 73-251, 43 FR 56828, Dec. 4, 1978, as amended by CGD 84-069, 61 FR 25303, May 20, 1996]
Authority
Authority: 43 U.S.C. 1333; 46 U.S.C. 3306, 6101, 10104; Department of Homeland Security Delegation No. 00170.1, Revision No. 01.4.
Source
Source: CGD 73-251, 43 FR 56828, Dec. 4, 1978, unless otherwise noted.
Amendments
[CGD 73-251, 43 FR 56828, Dec. 4, 1978, as amended by CGD 84-069, 61 FR 25303, May 20, 1996]