MSHA - Code of Federal Regulations - 30 CFR 56.19045
Skip to content
MSHA - Title 30 CFR
30 CFR § 56.19045
Metal bonnets.


Man cages and skips used for hoisting or lowering employees or other persons in any vertical shaft or any incline-shaft with an angle of inclination of forty-five degrees from the horizontal, shall be covered with a metal bonnet.

For more information: See MSHA'S Program Policy Manual