Statements of Fact Quiz II
From the 2012 Revised Coal Mine Rescue Statements of Fact


Progress Indicator:
Question 1 of 25

1.  Permanent seals shall be ____________________ to protect miners from hazards related to the sealed area.   (MSHA 75.335)

Choices:
  1. designed, constructed, and maintained
  2. hitched into the mine roof and ribs
  3. immediately installed
  4. dated and initialed


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