service shaft

service shaft

[′sər·vəs ‚shaft]
(mining engineering)
A shaft used only for hoisting men and materials to and from underground.
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References in periodicals archive ?
The $3 billion project included the first new mine shaft built in Saskatchewan since 1979, a new mill, a new 500,000-mt storage facility, new rail and rail loadout equipment, and conversion of the existing service shaft, used for people and materials, to a second production shaft, for bringing ore out of the mine.
The dance music fan's body was discovered down a service shaft in Manchester on New Year's Day - 12 hours after he vanished from the city's Suede nightclub, where he was enjoying a night out with friends.
The blast in a service shaft caused some damage and brought train traffic temporarily to a halt.
Passengers of the shuttle suffered serious smoke inhalation and were evacuated via a service shaft.
Special design features include the central service shaft which conceals pipes and cables; the multi-circuit mood lighting with switch panels in oak, chrome or brass; radiators, either concealed or traditional; oil-fired, pressurised, zoned central heating and hot water fed by an underground tank and advanced security and fire safety systems.
sheet of Recreation club in Old TIFR colony and service shaft of buildings in New TIFR colony at Mandala under Mandala Maintenance Unit, Mumbai.
The former was tasked with the design and drafting of the headgear, shaft collar and winder house for a new service shaft.
Both are being sunk using Atlas Copco shaft jumbos, an eight-boom unit in the larger diameter service shaft and a seven-boom machine for the production shaft, and cactus grabs for mucking.
Tenders are invited for Replacement Of Old Service Pipe Lines In PH Service Shaft At Zerlina Purnima Anand Bhavan Kenilworth And Other Locations Under LGR Maintenance Unit At Mumbai
Visitors taking the 13-mile underground trip from the service shaft to the mining area find it easy to identify the various techniques used to drive main roadways over the four-and-a-half decades since the mine opened in 1968--early roadway cross sections are rectangular and rough-walled as a result of the drill-and-blast methods in use early on.
This was required to pump 110 l/s of unsettled mine water from 24 level 1065 m deep vertically up the North Broken Hill service shaft to surface in one stage.
0m below surface and the service shaft had reached a depth of 997.

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