active workings

active workings

[′ak·tiv ′wərk·iŋz]
(mining engineering)
All places in a mine that are ventilated and inspected regularly.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
- Major artisanal workings located - active workings extending greater than 2km x 100m in the Nangalasso Project highlight excellent gold potential.
Active workings are between the 4,250- and 7,050-foot levels.