46 C.F.R. § 169.331 Guards in hazardous locations.
Title 46 - Shipping
Each exposed hazard, such as gears or machinery, must be properly protected with covers, guards, or rails.
Title 46: Shipping
PART 169—SAILING SCHOOL VESSELS
Subpart 169.300—Construction and Arrangement
Rails and Guards
§ 169.331 Guards in hazardous locations.

