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UndergroundStructuralSpecification of Shotcrete Toughness

Roland Heere and Dudley R. (Rusty) Morgan

Fiber-reinforced shotcrete has become an established material for ground support in tunnelling and mining applications as well as in new construction and infrastructure repair. Designers and specifiers frequently require such shotcrete to maintain some quantifiable postcrack strength or toughness. Until the newly published round panel