(a) A lifeboat winch shall be approved for a working load after it has been demonstrated by detailed calculations that this working load can be carried with a minimum factor of safety of six based on the ultimate strengths of the materials. It will also be necessary to conduct the tests specified in § 160.015-5.
[CGFR 49-18, 14 FR 5111, Aug. 17, 1949]
Title 46 published on 2012-10-01
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