Geotechnical Design for Sublevel Open Stopingde Ernesto VillaescusaMateriasExcavationStoping (Mining)TECHNOLOGY & ENGINEERING / Civil / GeneralTECHNOLOGY & ENGINEERING / Civil / Soil & RockAbattage en gradinsTECHNOLOGY & ENGINEERING
GGround Support Technology for Highly Stressed ExcavationsGround Support Technology for Highly Stressed Excavations