- Organic soils are typically characterized by high void ratio, low specific gravity, and high essibility. Following are the results of a consolidation test on a sample of organic soil. Pressure, o' (kN/m2) Change in dial reading, AH (mm) 6. 0.284 12 0.150 24 0.315 48 0.564 100 0.823 200 2.25 400 5.34

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Q # 1. Organic soils are typically characterized by high void ratio, low specific gravity, and high
compressibility. Following are the results of a consolidation test on a sample of organic soil.
Pressure, o (kN/m2)
Change in dial reading, AH (mm)
0.284
12
0.150
24
0.315
48
0.564
100
0.823
200
2.25
400
5.34
Given that the initial height of the specimen = 20.6 mm, mass of dry specimen = 12 g, area of specimen =
31.67 cm2 and G, = 2.49.
Plot the e, log o' curve.
b. Determine the preconsolidation pressure.
a.
Transcribed Image Text:Q # 1. Organic soils are typically characterized by high void ratio, low specific gravity, and high compressibility. Following are the results of a consolidation test on a sample of organic soil. Pressure, o (kN/m2) Change in dial reading, AH (mm) 0.284 12 0.150 24 0.315 48 0.564 100 0.823 200 2.25 400 5.34 Given that the initial height of the specimen = 20.6 mm, mass of dry specimen = 12 g, area of specimen = 31.67 cm2 and G, = 2.49. Plot the e, log o' curve. b. Determine the preconsolidation pressure. a.
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