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Goin’ Underground Fig. 2: The effect of pozzolanic-based rheology control agent on rebound Fig. 3: The effect of pozzolanic-based rheology control agent on early-age strength Fig. 4: Compressive strength at 1 day after spraying Fig. 5: Compressive strength at 28 days Fig. 6: Water penetration depth at 28 days Fig. 7: Boiled absorption and volume of permeable voids tested at 28 days Shotcrete • Winter 2016 51


2016WinterShotcreteEMag
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