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underground mine. Miners can use adits for access, drainage, ventilation, and extracting minerals at the lowest convenient level. Adits are also used...

The Ronchamp coal mines adit is a large drainage channel with brick walls. It was used to drain the mine water between 1783 and 1840. It has a section...

could be mined. Thanks to steam engines, digging of the draining adit was also possible which finally led to removing the water from the mine without help...

An abandoned mine refers to a former mining or quarrying operation that is no longer in use and has no responsible entity to finance the cost of remediation...

mine square with locomotives and transport vehicles. It is planned in the future to provide access to a fragment of the eighteenth-century Fox Adit located...

used to cover the mine adit or shaft. This has the advantage of allowing mine gas to ventilate, water to drain from horizontal adits, and bats to traverse...

Four adits are referred to in the mine documents. Shallow Adit and Deep Adit both date from the early phase of working, around 1815. Shallow Adit is blocked...

suffocated to death while exploring the Book Cliff Mine on August 13, 1989. Following the incident the mine adit was permanently sealed. Lampert, Lyndon J.;...

because of the mine shaft being so narrow and irregular. By February 1904 the mine had been cleared to 844 ft (257 m) below the adit level. When the...

cross-country vehicle or by air transportation.[citation needed] A mine adit in the hillside Doors on adit. Bar locks the doors from the outside. Remains of metallurgical...

Downtown Kelowna in the Canadian province of British Columbia. The mine consists of several adits operated for a single year, 1934, and has been virtually abandoned...

The Lawson Adit is a horizontal mine tunnel, or adit, on the UC Berkeley campus, near the Hearst Mining Building, dug directly through the Hayward Fault...

all the working mine shafts. Within this adit level a railway was provided from 1823, to allow transportation of mined ores from the mine shafts out to...

The term incorporates all types of old mines, including underground shaft mines and drift mines, and surface mines, including quarries and placer mining...

inaccessible. The seventh level is drained by a large adit, which is the mine tour entrance. The adit, originally five feet high and three feet wide when...

7 adit. Flow there increased again after the nearby Mogul Mine was sealed by its owners in 2003. In 2006, a spot measurement of flow from this adit showed...

Summit Mine. This mine has served as the Sunshine Mine's second access for years. The ConSil underground mine workings are primarily accessed by an adit to...

Adit, sometimes called the County Adit, or the Great Adit was a system of interconnected adits that helped drain water from the tin and copper mines in...

the Monte Cristo Gold Mine appeared in 1895. Development at that time included several 5-foot (1.5 m) to 30-foot (9.1 m) adits, and three shafts, 10 feet...

firedamp mines and the conditions of ventilation. In April 1824, on the north side of the Saint-Louis coal mine, not far from the Basvent adit, in a rugged...