Home > Term: exploring drift
exploring drift
The working drift approaching old workings whose exact position is uncertain, bored as a precaution against an unexpected holing.
- Μέρος του λόγου: noun
- Κλάδος/Τομέας: Mining
- Category: General mining; Mineral mining
- Government Agency: USBM
0
Δημιουργός
- ed.young
- 100% positive feedback
(Milwaukee, United States)