Drift
Of passageway and mining. May also be referred to as gallery and heading.
A horizontal (or nearly horizontal) passageway in a mine; "they dug a drift parallel with the vein".
This concept's ID is @1~17433
Of passageway and mining. May also be referred to as gallery and heading.
A horizontal (or nearly horizontal) passageway in a mine; "they dug a drift parallel with the vein".
This concept's ID is @1~17433