Penna. Mine Officials' Exam Practice Tests
Bituminous Mining Laws - Module 12

Progress Indicator:
Question 1 of 25

1.  Telephone lines shall:

Choices:
  1. Not be used in trolley entries
  2. Be used in trolley entries only with the permission of the district mine inspector
  3. Be installed on the same side as power and trolley wires
  4. Be installed on the opposite side of the power or trolley wires

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