Armytage Mine Shaft Support

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Shaft mining - Wikipedia

    https://en.wikipedia.org/wiki/Shaft_mining
    Shaft mining or shaft sinking is excavating a vertical or near-vertical tunnel from the top down, where there is initially no access to the bottom.. Shallow shafts, typically sunk for civil engineering projects differ greatly in execution method from deep shafts, typically sunk for mining projects.When the top of the excavation is the ground surface, it is referred to as a shaft; when the top ...

Mine Shaft Stock Photos And Images - 123RF

    https://www.123rf.com/stock-photo/mine_shaft.html
    Download Mine shaft stock photos. Affordable and search from millions of royalty free images, photos and vectors.

Glossary of Mining Terms – Page 4 – Legends of America

    https://www.legendsofamerica.com/we-miningterms/4/
    Glossary of Mining Terms. ... Stope – A step-like excavation formed by the removal of ore from around a mine shaft. ... Stull Timbers – The large timbers placed across the vein or lode from one wall to another, to support the lagging upon which the ore or waste is placed.

Mine Support Article about Mine Support by The Free ...

    https://encyclopedia2.thefreedictionary.com/Mine+Support
    Mine Support a man-made structure erected in mines to prevent caveins and heaving of the surrounding rock, to preserve the required dimensions of the mine cross section, and to absorb and control rock pressure. Mine support must provide mine safety and be economical, portable, and simple to maintain, neither interfering with nor complicating the conduct ...

Mine Shaft Sinking Equipment

    https://www.911metallurgist.com/shaft-sinking-equipment/
    The technical literature is replete with descriptions of and data on shaft sinking equipment, methods and costs. The subject of shaft sinking has been discussed at some length in an earlier Bureau of Mines bulletin. A number of shaft-sinking operations are described in detail in the series of information circulars on mining methods and costs, to some of which reference will be made later ...

R. G. Johnson Company: Services

    http://rgjohnsoninc.com/Services.xml
    Shaft bottom stations can be custom designed to provide optimum efficiencies for ventilation, elevators, manways, emergency escape capsules, skips, pump stations, equipment staging and utility line installation. Specialty Services Backfilled Arch Installation. For long-term roof and rib support, backfilled steel arches are a proven solution.

Handbook to best practices for mine shafts protection

    https://www.actu-environnement.com/media/pdf/news-24212-ineris-guide-bonnes-pratiques-securite-puitsdeminee.pdf
    possible failure caused by the shaft itself or due to an old closure treatment. For abandoned mine shafts, some problems linked to deterioration of the sealing structure at the shaft head, or movement of backfilling material in the shaft have been observed. It is also common to find mine shaft opened even decades after mining activity.

Underground Explorers - Mine Features and Hazards

    http://www.undergroundexplorers.com/safety1.htm
    Mine Features and Hazards. Common features found in and around mines: Drifts are horizontal passages within a mine. A drift with an opening to the outside (called a portal) is an adit.Drifts that intersect the ore vein are called crosscuts.Drifts with portals at each end are tunnels.Within a drift, the roof is called the back and the side walls are called the rib.



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