underground mining

exploitation minière au fond (French)

explotación minera en el fondo (Spanish)

• bord and pillar working [Jpuke]
• caving [Jpuku]
• longwall working [Jpuki]
• mine maps [Jpukz]
• orepasses [Jpukw]
• shortwall working [Jpuka]
• steep seam working [Jpuks]
• stowing and filling [Jpuky]
• thin seam working [Jpukt]
• underhand and overhand stoping [Jpuko]