Rock quarrying blast design

Padmabhushan G.L.T andon to mention a pure ignore India rock quarrying blast design industry in the past few decades, which rock quarrying blast design seriously restrict the development and production of underground coal mines in India.There are many problems in India, coal mine underground face two major in India to Jharia and Rnigunj coal field is there are a lot of sewing and with a high population density of the two facts of the main mining problems created.High density of population and road power line facilities as etc, make large open coal mine coal seam, the shallow depth of underground mining stood in the boss is not extracted.India faces another difficult is inefficient coal mining thick coal seam extraction in the underground method this problem exists not only in Jharia and Ranigunj, but in other coalfields.Those involved in mining activities, should with such challenges to take risks and dangerous toughness underground mining system, at the same time, higher authorities should support their service now, investment in science and technology Shall be incorporated in the system.
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