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Ground Control
Law
CFR 30
Mineral Resources
Mine Safety and Health Administration, Department of Labor
Metal and Nonmetal Mine Safety and Health
Safety and Health Standards - Underground Metal and Nonmetal Mines
Ground Control
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Section
57.3000
Definitions.
Subject_group
Scaling and Support - Surface and Underground
Subject_group
Scaling and Support - Underground Only
Subject_group
Precautions - Surface and Underground
Subject_group
Precautions - Surface Only
Subject_group
Precautions - Underground Only