33 CFR 84.05 - Horizontal positioning and spacing of lights.

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§ 84.05 Horizontal positioning and spacing of lights.
(a) Except as specified in paragraph (e) of this section, when two masthead lights are prescribed for a power-driven vessel, the horizontal distance between them must not be less than one quarter of the length of the vessel but need not be more than 50 meters. The forward light must be placed not more than one half of the length of the vessel from the stem.
(b) On a power-driven vessel of 20 meters or more in length the sidelights shall not be placed in front of the forward masthead lights. They shall be placed at or near the side of the vessel.
(c) When the lights prescribed in Rule 27(b)(i) are placed vertically between the forward masthead light(s) and the after masthead light(s) these all-round lights shall be placed at a horizontal distance of not less than 2 meters from the fore and aft centerline of the vessel in the athwartship direction.
(d) When only one masthead light is prescribed for a power-driven vessel, this light must be exhibited forward of amidships. For a vessel of less than 20 meters in length, the vessel shall exhibit one masthead light as far forward as is practicable.
(e) On power-driven vessels 50 meters but less than 60 meters in length operated on the Western Rivers, and those waters specified in § 89.25, the horizontal distance between masthead lights shall not be less than 10 meters.
[CGD 81-008, 46 FR 62447, Dec. 24, 1981, as amended by CGD 88-07, 53 FR 10533, Apr. 1, 1988; CGD 94-011, 63 FR 5731, 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.

  • 2014-07-07; vol. 79 # 129 - Monday, July 7, 2014
    1. 79 FR 38422 - Navigation and Navigable Waters; Technical, Organizational, and Conforming Amendments
      GPO FDSys XML | Text
      DEPARTMENT OF HOMELAND SECURITY, Coast Guard
      Final rule.
      This final rule is effective July 7, 2014.
      33 CFR Parts 1, 3, 8, 13, 19, 23, 25, 26, 27, 51, 52, 67, 80, 81, 84, 89, 96, 104, 105, 110, 114, 116, 117, 118, 120, 126, 127, 128, 135, 140, 141, 144, 148, 151, 153, 154, 155, 156, 157, 158, 159, 160, 161, 164, 165, 167, 169, 174, 179, 181, and 183

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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 84 after this date.

  • 2014-07-07; vol. 79 # 129 - Monday, July 7, 2014
    1. 79 FR 38422 - Navigation and Navigable Waters; Technical, Organizational, and Conforming Amendments
      GPO FDSys XML | Text
      DEPARTMENT OF HOMELAND SECURITY, Coast Guard
      Final rule.
      This final rule is effective July 7, 2014.
      33 CFR Parts 1, 3, 8, 13, 19, 23, 25, 26, 27, 51, 52, 67, 80, 81, 84, 89, 96, 104, 105, 110, 114, 116, 117, 118, 120, 126, 127, 128, 135, 140, 141, 144, 148, 151, 153, 154, 155, 156, 157, 158, 159, 160, 161, 164, 165, 167, 169, 174, 179, 181, and 183