PA Mining Law - Sections 404-406 (1)
Practice test questions for the PA Mine Officials' Exam

Progress Indicator:
Question 2 of 16

2.  The end of permanent roof support shall be posted with a readily __________, or a physical barrier shall be installed to impede travel beyond permanent support.

Choices:
  1. audible warning
  2. visible warning
  3. reflective devise

See more about these products

Accident Resources Training Resources Mine Rescue Resources Online Quizzes