NMA awards Sentinels of Safety; Top 20 safest mines in the U.S. are honored for their work

摘要

THE SAFEST MINES in the United States during 2009 were recognized by the U.S. Department of Labor and the National Mining Association (NMA) with the Sentinels of Safety award. "The mines we honor today symbolize our industry's commitment to excellence in mine safety performance and serve as an inspiration to the entire mining community," said NMA president and chief executive officer Hal Quinn.