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The original Department of Mines was created on 1 January 1894 and ceased in that name on 1 July 1992 when it became the Department of Minerals and Energy. [5] During the 1894 - 1992 era, the department was originally divided into branches: Registration; Accounts Correspondence; Drafting
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 ...
The Federal Explosives Act Amendment of 1941 appended the 1917 public law revitalizing the federal scope for the perils of World War II. [5] On July 25, 1947, President Harry S. Truman signed a Senate Joint Resolution ceasing provisions of the Federal Explosives Act with the cessation of the European theatre of World War II and Pacific War. [6 ...
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Several underground explosive charges were fired during the First World War at the start of the Battle of Messines (7–14 June 1917).The battle was fought by the British Second Army (General Sir Herbert Plumer) and the German 4th Army (General Friedrich Sixt von Armin) near Mesen (Messines in French, also used in English and German) in Belgian West Flanders.
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 ...
The anti-personnel obstacle breaching system (APOBS) is an explosive line charge system that allows safe breaching through complex antipersonnel obstacles, particularly fields of land mines. The APOBS is a joint DOD program for the U.S. Army and the United States Marine Corps.
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.