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miner

Final phase of MSHA rule on coal dust underway

Arlington, VA – The overall permissible level of respirable dust in coal mines has been lowered to 1.5 milligrams per cubic meter of air from 2.0 as part of the third – and final – phase of the Mine Safety and Health Administration’s rule on limiting miner exposure to coal mine dust.
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Robert L. Sumwalt

NTSB roundtable focuses on rail tank car safety

Washington – The rail industry has no reason not to exceed a government-imposed deadline for key safety improvements to rail tank cars that transport flammable liquids, Robert Sumwalt, a member of the National Transportation Safety Board, said July 13 during an NTSB roundtable discussion.
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