Abstract
It has been reported[1] that when a loosely packed column of saturated sand in a vertical cylindrical container is shock loaded axially by dropping to the floor, large horizontal cracks initiate, grow and eventually fade away in the sand as it settles under gravity. This paper shows that a similar phenomenon can also be observed when shock loading is replaced by forcing water to percolate upward through the sand column. It is believed that our result sheds further light on the physics of formation of these cracks.
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The project supported by the National Natural Science Foundation of China (19832010) and by the Chinese Academy of Sciences (KJ952-S1-202)
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Fujiao, P., Qingming, T. & Cheng, CM. Laboratory study on cracks in saturated sands. Acta Mech Sinica 16, 48–54 (2000). https://doi.org/10.1007/BF02487942
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DOI: https://doi.org/10.1007/BF02487942