33 CFR 84.01 - Definitions.

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§ 84.01 Definitions.

(a) The term height above the hull means height above the uppermost continuous deck. This height shall be measured from the position vertically beneath the location of the light.

(b) High-speed craft means a craft capable of maximum speed in meters per second (m/s) equal to or exceeding: 3.7▽ 0.1667; where ▽ = displacement corresponding to the design waterline (cubic meters).

Note to paragraph (b):

The same formula expressed in pounds and knots is maximum speed in knots (kts) equal to exceeding 1.98 (lbs) 3.7▽ 0.1667; where ▽ = displacement corresponding to design waterline in pounds.

(c) The term practical cut-off means, for vessels 20 meters or more in length, 12.5 percent of the minimum luminous intensity (Table 84.14(b)) corresponding to the greatest range of visibility for which the requirements of Annex I (33 CFR part 84) are met.

(d) The term Rule or Rules has the same meaning as in 33 CFR 83.03(r).

This is a list of United States Code sections, Statutes at Large, Public Laws, and Presidential Documents, which provide rulemaking authority for this CFR Part.

This list is taken from the Parallel Table of Authorities and Rules provided by GPO [Government Printing Office].

It is not guaranteed to be accurate or up-to-date, though we do refresh the database weekly. More limitations on accuracy are described at the GPO site.

United States Code

Title 33 published on 2015-07-01

The following are ALL rules, proposed rules, and notices (chronologically) published in the Federal Register relating to 33 CFR Part 84 after this date.

  • 2015-07-27; vol. 80 # 143 - Monday, July 27, 2015
    1. 80 FR 44274 - Navigation and Navigable Waters; Technical, Organizational, and Conforming Amendments
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      Final rule.
      This final rule is effective July 27, 2015.
      33 CFR Parts 3, 50, 51, 52, 62, 67, 72, 80, 82, 83, 84, 90, 96, 100, 101, 110, 117, 150, 151, 155, 156, 161, 162, 164, 165, 177, and 183