Working pit

(Min.) a shaft in which the ore is hoisted and the workmen carried; - in distinction from a shaft used for the pumps.

See also: Pit

Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.
References in periodicals archive ?
Release date- 30082019 - Caphouse Colliery near Wakefield is mined for knowledge and history, but like a working pit it must constantly be pumped dry so that its thousands of visitors can continue to go underground and learn about the hardships and challenges of the centuries-old quest for coal.
Richardson some years later, graphically recalled: "As soon as the explosion was heard, the wives and children of the workmen ran to the working pit; wildness and terror were pictured in every countenance.
| Wheal Martyn, St Austell: Dig deep into Cornwall's china clay story by exploring a Victorian clay works and getting a spectacular view of a working pit. Plus woodland trails and play area.
The mild cheddar is matured deep underground in the Big Pit (a former working pit that is now a well-known tourist attraction) and is exported all over the world.
Chris showed images and gave details of his time photographing the working environment and the people of Thoresby colliery, the last working pit in Nottinghamshire, prior to its closure in 2015.
And still: 10 million in Kinshasa have no waterborne sewage system, only 10 working pit latrines in Kibera for 40,000 people by the end of the 20th century, and similar conditions persist in the slums of southeast Asia.
The landslide in May led to half a million tonnes of stone falling into a working pit closing off large areas of the main rock faces.
The landslide of half a million tonnes of stone into a working pit closed off large areas of the main rock faces at Penrhyn Quarry in Bethesda, where around 200 quarrymen worked.
The first shaft of the salt mine was sunk in 1844 and is the oldest working pit in the United Kingdom.
But now there are only seven working pit ponies left - all of them in South Wales.
Vertical drains within the bedrock, and drainage trenches, were installed to reduce the amount of water accumulatin along the east wall and on the working pit floors, in conjunction with the pit slope monitoring programme.