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Blue Diamond Coal Seeks Modification for Respirator Use
February 19, 2025
WASHINGTON, Feb. 19 (TNSFR) -- The Mine Safety and Health Administration (MSHA) has announced that Blue Diamond Coal Co. has petitioned for a modification of a safety standard concerning the use of respirators in its Mine No. 77 in Kentucky.

The company is requesting permission to use specific unapproved Powered Air Purifying Respirators (PAPRs), the CleanSpace EX and the 3M Versaflo TR-800, in certain areas of the mine. Currently, these PAPRs lack MSHA approval, and the company st . . .

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