sample of soil is compacted into a 9.44×10-4 m3 laboratory mold. The mass of the compacted soil is 1.91 kg and its moisture content is 14.5%. Using a specific gravity of solids of 2.66, compute the degree of saturation, density (kg/m3 ), unit weight (kN/m3 ) and dry unit weight

sample of soil is compacted into a 9.44×10-4 m3 laboratory mold. The mass of the compacted soil is 1.91 kg and its moisture content is 14.5%. Using a specific gravity of solids of 2.66, compute the degree of saturation, density (kg/m3 ), unit weight (kN/m3 ) and dry unit weight

Fundamentals of Geotechnical Engineering (MindTap Course List)

5th Edition

ISBN:9781305635180

Author:Braja M. Das, Nagaratnam Sivakugan

Publisher:Braja M. Das, Nagaratnam Sivakugan

Chapter5: Soil Compaction

Section: Chapter Questions

Problem 5.7P

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Question

A sample of soil is compacted into a 9.44×10-4 m3 laboratory mold. The mass of the
compacted soil is 1.91 kg and its moisture content is 14.5%. Using a specific gravity of solids of
2.66, compute the degree of saturation, density (kg/m3
), unit weight (kN/m3
) and dry unit weight
of this compacted soil

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4.3 A sample of soil is compacted into a 9.44 x 10-4 m³ laboratory mold. The mass of the compacted soil is 1.91 kg and its moisture content is 14.5%. Using a specific gravity of solids of 2.66, compute the degree of saturation, density (kg/m³), unit weight (kN/m³) and dry unit weight of this compacted soil.
A soil is mixed at a water content of 16% and compacted in a 1000 ml cylindrical mold. The sample extruded from the mold has a mass of 1620 g, and the specific gravity of the soil grains is 2.69. Find the following: a. void ratio, b. degree of saturation, and c. dry unit weight of the compacted sample. d. If the sample is soaked in water at the same void ratio, what would be the new water content?
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6. The following results are obtained from a standard compaction test of Soil A: Mass of compacted soil (g) Moisture Content (%) The specific gravity of solids is 2.68 and the volume of compaction mold is 1000 is 1000 cm'. If the natural moisture content in the field is 11.8 %, what will be the possible maximum dry density of the soil (in Mg/m') is compacted with its natural moisture content moisture content? 1920.5 2051.5 2138.5 2147.0 2120.0 2081.5 11.0 12.1 12.8 13.6 14.6 16.3 A. 1.6 B. 2.0 C. 1.8 D. 2.2
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A soil sample is taken from a small test hole at a construction site. The volume of the test hole is determined to be 0.025 m³. The wet mass of the soil is 53.4 kg and the dry mass is 47.7 kg. The specific gravity of the soil solids is 2.70. Determine the wet and dry density, , water content, void ratio, and degree of saturation
Example 1 For a soil specimen; given that The moist mass of soil specimen is 20.7 kg Specimen's volume measured before drying is 0.011m³ Specimens dried mass is 16.3kg Specific gravity of solids is 2.68 Determine the following a) Void ratio b) Degree of Saturation c) Wet unit mass, dry unit mass d) Wet unit weight e) Dry unit weight