This information is provided free of charge by the Department of Industrial Relations from its web site at www.dir.ca.gov. These regulations are for the convenience of the user and no representation or warranty is made that the information is current or accurate. See full disclaimer at http://www.dir.ca.gov/od_pub/disclaimer.html.


Subchapter 17. Mine Safety Orders
Article 12. Ground Control

Return to index
New query

§6987. Floors of Pits and Quarries.

(a) Sufficient mapping or exploratory drilling shall be performed to locate dangerous underground excavations.

(b) Dangerous underground excavations shall be backfilled or otherwise controlled to prevent workers or mobile equipment from falling into such excavations.

Go BackGo Back to the Mine Safety Orders, Article 12 Table of Contents