Fig. 13From: Critical hydraulic gradients for seepage-induced failure of landslide damsTrends of hydraulic gradients in experiments carried out with upstream inflow rates of (a) 1.67 × 10−5 m3/s (b) 5 × 10−5 m3/s (c) 1 × 10−4 m3/s (d) 1.67 × 10−4 m3/sBack to article page