(in mining) a small subsidiary vertical shaft.
a monkey shaft was then sunk for 7 feet and the easterly drive continued
Example sentencesExamples
- It was found that it was necessary to have a monkey-shaft in close proximity to the main shaft.
- A monkey shaft has also been put down 43ft.
- A new level from the bottom of the monkey-shaft was in course of construction at the time of my visit.
- They struck good payable gold in the monkey-shaft at a depth of about 10ft.
- While climbing a monkey shaft they found their path obstructed by a pair of boots.
- The monkey shaft has been taken out and the men are now blocking out on the west side.
- It's connected with the surface by a monkey shaft at 120 ft.
- When the cave-in occurred, they jumped in the monkey shaft.
- A small monkey shaft was therefore driven upwards from the end of the tunnel.
- From the main drive, they put up a monkey shaft seventy feet into washdirt.