· Solution a) Up lift pressure = Hw x γw =10 Hw kN/m² Soil pressure = h xγsat = (148) x 19 = 114 kN/m² Up lift pressure = Soil pressure 10 Hw =114 → Hw = b) Factor of safety against heave = total stress/up lift pressure Total stress= Soil pressure=114 kN/m². = 114/ 10 Hw → Hw = m. The drawdown = =
Dewatering تخفيض المياه الجوفية
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