Conclusions
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1.
Deposits of hydraulic-filled silty tailings are characterized by a loose structure, light cone penetration resistance, and rather high strength indices (cohesion).
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2.
There is a close relation, represented by Eqs. (1), (2), and (3) between the results of dynamic sounding and the characteristics of tailings.
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3.
The cone penetration resistance of tailings increases considerably with time, mainly due to an increase in strength of the fill material. The gain in strength of the tailings with time can be explained by strengthening of the crystallization bonds and further cementation by salts precipitating from solutions of the liquid phase of the tailings percolating through the filled deposits.
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Literature Cited
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Translated from Gidrotekhnicheskoe Stroitel'stvo, No. 1, pp. 27–30, January, 1976.
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Volnin, B.A., Pinalov, I.V. Some results of investigating a hydraulic-fill tailings dump with dynamic sounding. Hydrotechnical Construction 10, 47–51 (1976). https://doi.org/10.1007/BF02414389
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DOI: https://doi.org/10.1007/BF02414389