Study on Hygroscopic Swelling and Dehumidification Cracking Characteristics of Expansive Soil under Acid Rain and Cyclic Drying-Wetting

<div>The crack area ratio under cyclic drying-wetting samples during the dehumidification process. (a) One-time cyclic drying-wetting. (b) Four-time cyclic drying-wetting.</div>

Advances in Civil Engineering

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Figure 7

Figure 7: Study on Hygroscopic Swelling and Dehumidification Cracking Characteristics of Expansive Soil under Acid Rain and Cyclic Drying-Wetting 