Glory-hole method | excavation process (2024)

In tunnels and underground excavations: Shaft raising

…useful in simplifying the so-called glory-hole method, in which the main shaft is sunk by blasting; the muck is then dumped in the central glory hole, previously constructed by a raise borer. The example is based on the construction of a 133-foot-diameter surge shaft above the Angeles penstock tunnel near…

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glory-hole method

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excavation process

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underground excavation

  • Glory-hole method | excavation process (8)

    In tunnels and underground excavations: Shaft raising

    …useful in simplifying the so-called glory-hole method, in which the main shaft is sunk by blasting; the muck is then dumped in the central glory hole, previously constructed by a raise borer. The example is based on the construction of a 133-foot-diameter surge shaft above the Angeles penstock tunnel near…

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Glory-hole method | excavation process (2024)

FAQs

Glory-hole method | excavation process? ›

underground excavation

What are the steps of open-pit mining? ›

The open-pit mining cycle includes drilling ore and waste rock, loading drill holes with explosives, blasting, ore loading and hauling to stockpiles for processing, waste rock loading and hauling to the waste rock storage pile.

What are the 8 steps of mining? ›

8 Steps of Mineral Exploration
  • LOCATE POTENTIAL DEPOSITS. One of the first steps of mineral exploration is to locate areas that are likely to yield mineral deposits. ...
  • CLAIM STAKING AND PERMITTING. ...
  • SURFACE EXPLORATION. ...
  • EARLY-STAGE EXPLORATION. ...
  • CORE DRILLING. ...
  • RESOURCE MODELING. ...
  • DE-RISKING. ...
  • PRODUCTION DECISION.

What are the steps in the mining process? ›

The mining industry operates through a sequence of stages: exploration, discovery, development, production and reclamation. All stages of this Mining Cycle provide direct economic stimulus.

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