Elevation 205 m Ydry=17.5 kN/m; w=20% Elevation 204 m Fill Ysat=18 kN/m Elevation 200 m Clayey soil Gs=2.65; w=10%; e=0.
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Elevation 205 m Ydry=17.5 kN/m; w=20% Elevation 204 m Fill Ysat=18 kN/m Elevation 200 m Clayey soil Gs=2.65; w=10%; e=0.
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Elevation 205 m Ydry=17.5 kN/m; w=20% Elevation 204 m Fill Ysat=18 kN/m Elevation 200 m Clayey soil Gs=2.65; w=10%; e=0.8 Elevation 199 m Sandy soil The soil profile shown above represents a construction site for a large residential project. The design requires reduction of the effective stress at elevation 202 m by 20%. Determine how much of the fill layer should be excavated and scraped off?