Diapositivas - m.e.s Sublevel Stoping Rolandq
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UNIVERSIDAD NACIONAL MICAELA BASTIDAS DE APURIMAC SUB SEDE - HAQUIRA
METODO DE EXPLOTACION POR SUBNIVELES
PONENTE: Est. Rolando Quispe Aguilar
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Hoy en día la elección y control de los métodos de explotación en minería son un rol de gran responsabilidad del ING. MINERO, puesto que muchas veces influye en el grado de efectividad de producción así mismo de su rentabilidad, por lo cual es conveniente que el ING. MINERO tenga un cierto conocimiento sobre éstos. No hay que entender la minería subterránea como algo de un pasado remoto, ya que yacimientos muy importantes en el mundo se explotan hoy en día a través de este procedimiento.
Método usualmente aplicado a cuerpos mineralizados competentes, de alto buzamiento y rodeado por rocas competentes. Con los avances tecnológicos en equipos, explosivos, etc. lo han hecho un método altamente eficiente y versátil.
INTRODUCCION
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CONSIDERACIONES
DEL DISEÑO
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Componentes de una Mina Subterránea
Acceso horizontal (adit, Drift)
Excavación horizontal de acceso a la mina
Piques (shafts)
Excavación vertical de acceso a la mina
Chimenea (Ore passes)
Excavaciones sub-verticales dedicadas al traspaso de mineral, personas y en algunas ocasiones utilizadas como cara libre
Rampas (Declines or ramps)
Son excavaciones horizontales orientadas en espiral con el propósito de conectar dos niveles o acceder a la mina
Caserones (Stopes)
Corresponden a unidades básicas de explotación de las cuales se extrae mineral. En algunos casos estos caserones son rellenados con material estéril.
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GEOMETRIA DEL YACIMIENTO
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CONDICIONES GEOLOGICAS E HIDROLOGICAS
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