sub-level

[ suhb-lev-uhl ]

noun

, Mining.

1. a drift, dug through ore, into which overlying material, especially from an upper layer of ore, is caved.

Example Sentences

Sub-level seventeen, to-day, as you will find by referring to your report sheet, has sixty tons to its credit.

From Project Gutenberg

"I saw him on the sub-level above a minute ago," cried a brakeman, running up the ladder to summon the mine captain.

From Project Gutenberg

Instead of going up in the cage, Marvin hastily climbed a ladder to the sub-level, where he waited for Spooner to come out.

From Project Gutenberg

Rush made his way to the door on the sub-level through which the man Spooner had entered the shaft.

From Project Gutenberg

It was a few moments later that Superintendent Penton and his searching party entered the sub-level in search of Steve.

From Project Gutenberg