(part of my licentiate of. thesis). b. controlled in hard intense jointed in tunnels. (1985). canadian. institute of bulletin, dec.
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superintendent to start, he moved the company to produce more finished products and eventually began his own cutting and finishing business …
is also used to move large amounts of overburden (blast casting) in some surface mining operations. improved methods for more precise movement and better control of the fragment sizes would reduce the cost of overbreak removal, …
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is the controlled use of explosives and other methods such as gas pressure pyrotechnics, to break for excavation.it is practiced most often in mining, quarrying and civil engineering such as dam, tunnel or road construction.the result of is often known as a cut.. currently utilizes many different varieties of ...
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crushing control measures 415. diesel engines underground 416. falling ground part xixgeneral 417. definitions 418. employers responsibility 419. role of certified blaster 420. security and report requirements 421. examination 422. records 423.
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