46 C.F.R. § 92.25-15 Guards in dangerous places.
Title 46 - Shipping
(a) Suitable hand covers, guards, or rails shall be installed in way of all exposed and dangerous places such as gears, machinery, etc.
Title 46: Shipping
PART 92—CONSTRUCTION AND ARRANGEMENT
Subpart 92.25—Rails and Guards
§ 92.25-15 Guards in dangerous places.