33 CFR 87.1 - Need of assistance.

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§ 87.1 Need of assistance.
The following signals, used or exhibited either together or separately, indicate distress and need of assistance:
(a) A gun or other explosive signal fired at intervals of about a minute.
(b) A continuous sounding with any fog-signaling apparatus;
(c) Rockets or shells, throwing red stars fired one at a time at short intervals;
(d) A signal made by radiotelegraphy or by any other signaling method consisting of the group . . . — — — . . . (SOS) in the Morse Code,
(e) A signal sent by radiotelephony consisting of the spoken word “Mayday”;
(f) The International Code Signal of distress indicated by N.C.
(g) A signal consisting of a square flag having above or below it a ball or anything resembling a ball;
(h) Flames on the vessel (as from a burning tar barrel, oil barrel, etc.);
(i) A rocket parachute flare or a hand flare showing a red light;
(j) A smoke signal giving off orange-colored smoke;
(k) Slowly and repeatedly raising and lowering arms outstretched to each side;
(l) The radiotelegraph alarm signal;
(m) The radiotelephone alarm signal;
(n) Signals transmitted by emergency position-indicating radio beacons;
(o) Signals transmitted by radiocommunication systems, including survival craft radar transponders meeting the requirements of 47 CFR 80.1095.
(p) A high intensity white light flashing at regular intervals from 50 to 70 times per minute.
[CGD 81-007, 47 FR 16174, Apr. 15, 1982, as amended by CGD 89-024, 55 FR 3947, Feb. 6, 1990; CGD 94-011, 63 FR 5732, Feb. 4, 1998]

Title 33 published on 2013-07-01

The following are only the Rules published in the Federal Register after the published date of Title 33.

For a complete list of all Rules, Proposed Rules, and Notices view the Rulemaking tab.

  • 2014-07-02; vol. 79 # 127 - Wednesday, July 2, 2014
    1. 79 FR 37898 - Changes to the Inland Navigation Rules
      GPO FDSys XML | Text
      DEPARTMENT OF HOMELAND SECURITY, Coast Guard
      Final rule.
      This final rule is effective August 1, 2014.
      33 CFR Parts 83, 84, 85, 86, 87, and 88

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United States Code
U.S. Code: Title 33 - NAVIGATION AND NAVIGABLE WATERS

Title 33 published on 2013-07-01

The following are ALL rules, proposed rules, and notices (chronologically) published in the Federal Register relating to 33 CFR 87 after this date.

  • 2014-07-02; vol. 79 # 127 - Wednesday, July 2, 2014
    1. 79 FR 37898 - Changes to the Inland Navigation Rules
      GPO FDSys XML | Text
      DEPARTMENT OF HOMELAND SECURITY, Coast Guard
      Final rule.
      This final rule is effective August 1, 2014.
      33 CFR Parts 83, 84, 85, 86, 87, and 88