Room and Pillar definition

Room and Pillar means a method of underground mining in which approximately half of the coal is left in place as “pillars” to support the roof of the active mining area while "rooms" of coal are extracted.
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Examples of Room and Pillar in a sentence

  • Operator: Warrior Coal, LLC  Room and Pillar Mine – 2019 production: 3.7 million tons  Preparation Plant – 1,200 t/p/h throughput capacity  Truck and Rail Loading Facilities  Located in H▇▇▇▇▇▇ County, Kentucky Warrior Coal, LLC 5▇ ▇.▇.

  • Operator: Warrior Coal, LLC Room and Pillar Mine — 2015 production: 4.0 million tons Preparation Plant — 1,200 t/p/h throughput capacity Truck and Rail Loading Facilities Located in ▇▇▇▇▇▇▇ County, Kentucky Address(es): Warrior Coal, LLC ▇▇ ▇.▇.

  • Dotiki Mine — Operator: ▇▇▇▇▇▇▇ County Coal, LLC Room and Pillar Mine — 2015 production: 4.0 million tons Preparation Plant — 1,800 t/p/h throughput capacity Truck and Rail Loading Facilities Located in ▇▇▇▇▇▇▇ County, Kentucky Address(es): ▇▇▇▇▇▇▇ County Coal, LLC ▇▇▇▇ ▇▇▇▇▇ ▇▇▇▇▇ ▇▇▇ ▇▇▇▇, ▇▇ ▇▇▇▇▇ (bathhouse) ▇▇▇▇▇▇▇ County Coal, LLC ▇▇▇▇ ▇▇▇▇▇ ▇▇▇▇▇ ▇▇▇ ▇▇▇▇ ▇▇▇▇, ▇▇ ▇▇▇▇▇ (slope, prep plant, loadout) Schedules to Fourth Amended and Restated Credit Agreement Alliance Resource Operating Partners, ▇.▇.

  • Operator: G▇▇▇▇▇ County Coal, LLC  Room and Pillar Mine – 2019 production: 1.7 million tons  Preparation Plant – 700 t/p/h throughput capacity  Truck and Rail Loading Facilities  Idled fourth quarter 2015  Located in G▇▇▇▇▇ County, Indiana Address(es): G▇▇▇▇▇ County Coal, LLC 2▇▇▇ ▇ ▇▇▇▇▇▇ ▇▇▇▇ Road Princeton, IN 47670 (portal 1) G▇▇▇▇▇ County Coal, LLC 2▇▇▇ ▇.