Meaning of stulm | Babel Free

Definitions

A shaft, conduit, adit, or gallery to drain a mine.

Equivalents

Examples

“… they have to advance the lower stulm on each side of the tunnel … the advancement of the stulm, … it must be finished, including the graveling.”

“… an upper chamber, a stulm, a lower chamber in open communication with the lower end of the head shaft, and arranged at substantially the level of the stulm, and a downwardly extending sill divinding the lower end of the shaft from the stulm so that the lower chamber is at normal pressure and the shaft is at negative pressure.”

CEFR level