7.1 In an oedometer test on a specimen of saturated clay (G, = 2.72) the applied pressure was increased from 107 to 214k

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7 1 In An Oedometer Test On A Specimen Of Saturated Clay G 2 72 The Applied Pressure Was Increased From 107 To 214k 1 (44.04 KiB) Viewed 36 times

7.1 In an oedometer test on a specimen of saturated clay (G, = 2.72) the applied pressure was increased from 107 to 214kN/m² and the following compression readings recorded 9 6.49 Time (min) Gauge (mm) Time (min) Gauge (mm) / 1 7.32 7.21 49 64 16 6.37 0 14 7.82 7.42 25 6.29 6.24 244 4 644 6.996.78 6.61 81 100 300 6.16 6.15 6.10 36 1440 6.02 6.21 6.18 After 1440min the thickness of the specimen was 15.30mm and the water content was 23.2%. Determine the values of the coefficient of consolidation and the compression ratios from (a) the root time plot and (b) the log time plot Determine also the values of the coefficient of volume compressibility and the coefficient of permeability