Federal Register #2026-06512

Petition to Use 3M Versaflow TR800HIK Intrinsically Safe PAPR in Underground Mining

This opportunity involves a petition to the Mine Safety and Health Administration (MSHA) for approval to use a specific intrinsically safe powered air purifying respirator (PAPR) in underground mining operations: - Government Buyer: - Mine Safety and Health Administration (MSHA), Department of Labor - Office of Standards, Regulations, and Variances - OEM Highlighted: - 3M is the primary Original Equipment Manufacturer (OEM) - Products Requested: - 3M Versaflow TR800HIK Intrinsically Safe Powered Air Purifying Respirator (PAPR) motor/blower and battery (Part Number: TR800HIK) - 3M TR830 Battery Pack (Part Number: TR830), compliant with UL 1642 or IEC 62133 safety standards - 3M Battery Charger Kit TR641N (Part Number: TR641N) - 3M 4-Station Battery Charger Kit TR644N (Part Number: TR644N) - Services Requested: - Training for mine employees on use, maintenance, and safety procedures for the 3M Versaflow TR800 PAPR - Regular inspection and maintenance of PAPR units, including logbook recordkeeping - Unique or Notable Requirements: - Use of the PAPR is subject to MSHA inspection and approval prior to deployment - Each PAPR unit must have a unique identification number - Strict adherence to manufacturer guidelines, including battery charging before each shift and replacement as needed - Annual retraining and ongoing weekly inspections are required - Methane monitoring and battery handling protocols must be followed - The modification aims to provide equivalent or improved safety and comfort for miners, especially in warm environments - Place of Performance: - Glen Alum Tunnel Mine, Raleigh County, West Virginia - MSHA Office of Standards, Regulations, and Variances, Washington, DC

Description

This notice summarizes a petition submitted to the Mine Safety and Health Administration (MSHA) by Marfork Coal Company, LLC. The petition requests a modification of the existing safety standard 30 CFR 75.1002(a) to allow the use of a 3M Versaflow TR800HIK Intrinsically Safe Powered Air Purifying Respirator (PAPR) motor/blower and battery as an alternative method of compliance. The petitioner argues that this alternative provides no less protection than the current standard and offers benefits such as constant airflow for respiratory protection and comfort. The petition outlines detailed training, inspection, and maintenance requirements to ensure safety.

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