02. The water content of a fully saturated clay was 32.3%, and the specific gravity was found to be 2.7. 1. find the void ratio, saturated density and dry density? 2. If the maximum dry density s 16.0 kN/m', is the field soil well compacted (minimum compaction must be 9096).

02. The water content of a fully saturated clay was 32.3%, and the specific gravity was found to be 2.7. 1. find the void ratio, saturated density and dry density? 2. If the maximum dry density s 16.0 kN/m', is the field soil well compacted (minimum compaction must be 9096).

Principles of Foundation Engineering (MindTap Course List)

9th Edition

ISBN:9781337705028

Author:Braja M. Das, Nagaratnam Sivakugan

Publisher:Braja M. Das, Nagaratnam Sivakugan

Chapter2: Geotechnical Properties Of Soil

Section: Chapter Questions

Problem 2.5P

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1. The relative compaction of a clayey sand in the field is 90%. In the laboratory, the maximum dry unit weight is 115 ??/??3. If the soil layer before compaction had a void ratio of 0.97 and a thickness of 5.5 ft. What would be the final thickness after compaction? Assume ?? = 2.67. COMPLETE SOLUTION PLEASE
The relative compaction of a 4-m thick sand in the field is 79.34% and moisture content of 10.44%. The maximum and minimum dry unit weights of the sand are 108.66 lb/ft3 and 63.41 lb/ft3, respectively. If the specific gravity of the sand in the field is 2.644, determine the following: a. Bulk unit weight of the soil in the field, in lb/ft3. b. Relative density in the field, in %. c. Thickness of sand to satisfy a compaction requirement in the site to about 95%.
soil mechanic
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For a 4-m thick sandy soil deposit, laboratory tests indicate that its minimum and maximum void ratios are 0.43 and 0.86, respectively. Its relative density is 56%, and its specific gravity is 2.66. Yd-max obtained by Standard Proctor Test is 18.31 kN/m³. The specification calls for relative compaction of 95%. Answer the following questions. a) What is the void ratio of this soil deposit? b) What is the dry unit weight (in kN/m³) of this soil deposit? c) What is the dry unit weight (in kN/m³) of the compacted soil? d) What is the void ratio of the compacted soil? e) What is the relative density of the compacted soil? f) What will be the final height of this soil deposit after compaction?
The maximum and minimum void ratio of the sandy soil is 0.837 and 0.414, respectively. It has been found out that on the field the in-situ void ratio was 0.582. Determine the following: FEEDBACK GUARANTEED! a. Relative density in the field, in %. b. Relative compaction in the field, in %, if Gs = 2.78. c. Percentage change in void ratio after it has been compacted to 95%.
2-13. The wet unit weight of a soil sample is 18.55 kN/m³. Its specific gravity of solids and water content are 2.72 and 12.3%, respectively. Find the dry unit weight, void ratio, and degree of saturation. 2-14. A fine sand has an in-place unit weight of 18.85 kN/m³ and a water content of 5.2%. The specific gravity of solids is 2.66. Void ratios at densest and loos- est conditions are 0.38 and 0.92, respectively. Find the relative density.
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a. The moisture content of the soil specimen is 20%, and the total weight is 300 gr. Calculate the void ratio and degree of saturation if the total volume was 180 cm3. (Gs = 2.5) b. A soil layer with a moisture content of 10 percent and a unit weight of 16.5 KN per cubic meter has a decrease in volume by 10 percent after compaction. Find the dry specific weight of the soil.
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Problem G A saturated 110 cu.cm clay sample has a natural water content of 29.85%. It is found that the shrinkage limit occurs when the water content is 18.65%. If the sp.gr. of soil is 2.65. a. Compute the shrinkage ratio. b. Compute the volume of sample when the water content is 16.25%. c. Compute the mass of dry soil sample.