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This information is input into the Mine Map Index System. The sorted maps are then scanned into a digital format and stored on the repository's dedicated 500 terabyte mass storage array. [13] The NMMR utilizes different types of scanning equipment [14] to facilitate archiving mine maps made available in a variety of media.
The Mine Safety and Health Administration (MSHA) (/ ˈ ɛ m ʃ ə /) is a large agency of the United States Department of Labor which administers the provisions of the Federal Mine Safety and Health Act of 1977 (Mine Act) to enforce compliance with mandatory safety and health standards as a means to eliminate fatal accidents, to reduce the frequency and severity of nonfatal accidents, to ...
Overview of mine safety legislative history; US Code; Legislative history Archived 2006-03-02 at the Wayback Machine "Reflections" Mining History, a short 2002 documentary on the history of American coal mining safety, leading up to and including the 1977 act, produced by the United States Mine Safety and Health Administration.
The legislation was more comprehensive and stringent than previous federal laws governing the mining industry. The Coal Act required two annual inspections of every surface coal mine and four at every underground coal mine, and dramatically increased federal enforcement powers in coal mines. The Coal Act also required monetary penalties for all ...
Having the MSHA inspect every American mine accomplishes a part of the Mine Act. Additionally, the MSHA handles all accident reporting and safety issues from miners. [11] The disease black lung, which largely affects miners, is being addressed by the MSHA in hopes of reducing its prevalence in the United States.
The main COVID variant in the US right now is the XEC variant—it’s currently responsible for 45 percent of COVID-19 cases in the country, according to data from the Centers for Disease Control ...
Retreat mining is a particularly dangerous form of mining. According to the Mine Safety and Health Administration (MSHA), pillar recovery mining has been historically responsible for 25% of American coal mining deaths caused by failures of the roof or walls, even though it represents only 10% of the coal mining industry. [13]
Test bench for a miner's closed circuit self-rescuers. A self-contained self-rescue device, SCSR, self-contained self-rescuer, or air pack is a type of closed-circuit SCBA [1] with a portable oxygen source for providing breathable air when the surrounding atmosphere lacks oxygen or is contaminated with toxic gases, e.g. carbon monoxide.