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Code · CFR · Title 30 — Mineral Resources · Part 75 · § 75.201

§ 75.201. Definitions.

35 words·~1 min read·/us/cfr/t30/s§ 75.201·

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Automated temporary roof support
(ATRS)system. A device to provide temporary roof support from a location where the equipment operator is protected from roof falls. Pillar recovery. Any reduction in pillar size during retreat mining.
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