presentación sls (explotacion subterranea)
DESCRIPTION
caracteristicas del metodo de explotacion sub level stopingTRANSCRIPT
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Diseño de Zanjas
Tiros en abanico
45° -50°
Formula de Rustan
Diámetro de perforación máximo de 2,5”
B= 1,18 x d^0,63 (unidades)
E= 1,75 B
e
Galería de zanja
Chimenea cara libreB
Pivote
E
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