Q2: The dial readings recorded during a consolidation test at a certain load increment are given below. Determine c, by both the square root of time and log of time methods. The thickness of the sample = 2 cm and the sample is drained both sides. Time Dial Reading Time Dial Reading min cm x 10-4 min cm x 10-4 0 240 15 622 0.10 318 H 30 738 C₁=0.848dr 0.25 340 60 842 190 0.50 360 120 930 1.00 385 240 975 2.00 415 1200 1070 C, -0.1972 4.00 464 tso 8.00 530

Q2: The dial readings recorded during a consolidation test at a certain load increment are given below. Determine c, by both the square root of time and log of time methods. The thickness of the sample = 2 cm and the sample is drained both sides. Time Dial Reading Time Dial Reading min cm x 10-4 min cm x 10-4 0 240 15 622 0.10 318 H 30 738 C₁=0.848dr 0.25 340 60 842 190 0.50 360 120 930 1.00 385 240 975 2.00 415 1200 1070 C, -0.1972 4.00 464 tso 8.00 530

Fundamentals of Geotechnical Engineering (MindTap Course List)

5th Edition

ISBN:9781305635180

Author:Braja M. Das, Nagaratnam Sivakugan

Publisher:Braja M. Das, Nagaratnam Sivakugan

Chapter10: Shear Strength Of Soil

Section: Chapter Questions

Problem 10.24CTP

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Concept explainers

Pricing Excavation and Backfill

Backfill, in construction, is the activity of returning the soil and gravel that are removed during building construction or using them again to toughen and support the foundation of the building or any other structural component.

Question

Q2: The dial readings recorded during a consolidation test at a certain load increment are
given below.
Determine c, by both the square root of time and log of time methods. The thickness of
the sample = 2 cm and the sample is drained both sides.
Time
Dial Reading
Time
min
Dial Reading
cm x 10-4
min
cm x 10-4
0
240
15
622
0.10
318
H
30
738
C₁=0.848-
0.25
340
60
842
0.50
360
120
930
1.00
385
240
975
2.00
415
1200
1070
C,=0.197
4.00
464
8.00
530
90
H²
tso

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