[請益] 有效覆土壓力
我在算某高考技師題解中有一考古題
假設地下水位上方的土壤飽和度S=100%
但是解題時,作者計算有效覆土壓力
地下水位上方直接用飽和單位重計算
只有地下水位下的才減去孔隙水壓力
我想問,定義不是飽和土壤就有孔隙水壓力了嗎?
這樣在計算有效覆土壓力時
到底地下水位上方的飽和土要不要減去孔隙水壓力
麻煩各位指導,感謝
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