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Sentinels of Safety Announced

SentinelsHPOctober 18, 2011 – MSHA announced its 2010 Sentinels of Safety award winners. The Sentinels of Safety Awards recognize mining operations in various categories that record the most hours in a calendar year without a single lost-time injury. The Large Quarry Group Winner was Three Rivers Quarry, Martin Marietta Materials Inc., Smithland, Ken., with 143,158 hours worked.  The Small Quarry Group Winner was Reef Mine, Southwest Stone Inc., Ferron, Utah,  with 11,470 hours worked. The Large Bank or Pit Group Winner was Voca Plant, Unimin Corp., Voca, Texas, with 112,750 hours worked. The Small Bank or Pit Group Winner was Cemex-Maricopa      , Cemex Construction Materials South LLC., Maricopa, Ariz., with 8,744 hours worked. Congratulations to these aggregates operations for their outstanding performance