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Explosive inspectors authorized by U.S. Bureau of Mines; Explosive possession is prohibited for unlicensed entities; Federal licensing applies for blasting agents at mines and quarries; Federal licensing is subject to discretionary refusal; Revocation is authorized for a federal explosive license; Federal Explosive License Classifications ...
The U.S. Bureau of Mines was established in the U.S. States Department of the Interior on May 16, 1910, pursuant to the Organic Act (Public Law 179), to deal with a wave of catastrophic mine disasters. The Bureau's mission was gradually expanded to include:
In 1910, the newly created U.S. Bureau of Mines leased a 38-acre tract of land from the Pittsburgh Coal Company and opened the Experimental Mine. One of the early findings in the Experimental Mine demonstrated that coal dust by itself was capable of propagating an explosion even in the absence of any methane gas. This demonstration was contrary ...
Explosives in Mining. Explosives have been used in surface mining and sub-surface mining to blast out rock and ore intended for processing. The most common explosive used in mining is ammonium nitrate. [47] Between 1870 and 1920, in Queensland Australia, an increase in mining accidents lead to more safety measures surrounding the use of ...
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 ...
Following the dissolution of the U.S. Bureau of Mines in 1995–1996, The Safety and Health Program was transferred to the United States Department of Energy on an interim basis. In 1997, OMSHR was created when the responsibilities of mine safety and health research was permanently transferred to NIOSH. [ 2 ]
Drilling and blasting is the controlled use of explosives and other methods, such as gas pressure blasting pyrotechnics, to break rock for excavation. It is practiced most often in mining, quarrying and civil engineering such as dam, tunnel or road construction. The result of rock blasting is often known as a rock cut.
The 1910 public law commissioned the United States Bureau of Mines to conduct future investigations of mining accidents exempting the United States Geological Survey. [ 2 ] [ 3 ] The H.R. 13915 bill was passed by the 61st United States Congressional session and enacted into law by the President William Howard Taft on May 16, 1910.