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Marché du travail · 30/06/19971 min de lecture
Safety Standards for Roof Bolts in Metal and Nonmetal Mines and Underground Coal Mines
Traduction automatique locale · Langue originale de la source
Résumé
MSHA is extending the comment period regarding the Agency's proposed rule for roof and rock bolts at metal and nonmetal mines and underground coal mines which was published in the Federal Register on April 28, 1997.
Langue originale de la source: Federal Register — Department of LaborOuvrir le communiqué original →