30 CFR 57.14115 - Stationary grinding machines.
Stationary grinding machines, other than special bit grinders, shall be equipped with -
(a) Peripheral hoods capable of withstanding the force of a bursting wheel and enclosing not less than 270° - of the periphery of the wheel;
(b) Adjustable tool rests set so that the distance between the grinding surface of the wheel and the tool rest is not greater than 1/8 inch; and
(c) A safety washer on each side of the wheel.
Title 30 published on 2015-07-01
The following are ALL rules, proposed rules, and notices (chronologically) published in the Federal Register relating to 30 CFR Part 57 after this date.