Principles of Geotechnical Engineering (MindTap Course List)
9th Edition
ISBN: 9781305970939
Author: Braja M. Das, Khaled Sobhan
Publisher: Cengage Learning
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Chapter 6, Problem 6.12P
To determine
Find the relative compaction in the field for 82 % relative density.
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the maximum and minimum dry unit weights of a sand were determined in the laboratory to be 17.5kn/m^3 and 14.8kn/m^3. what should be the relative compaction in the field if the relative density is 70%?
The maximum and minimum dry unit weights of a sand were determined in the laboratory to be 17.5 kN/m3 and 14.8 kN/m3 respectively. What would be the relative compaction in the field if the relative density is 80%?
The max and min dry unit weights of sand were determined in the laboratory to be 16.5 kN/m3 and 14/6 kN/m3 respectively. The relative density of the compaction in the field of the same sand is 70% What is the moist unit weight at a moisture content of 10%?
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Principles of Geotechnical Engineering (MindTap Course List)
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- The relative compaction of a silty sand in the field is 94%. Given that γd(max) = 17 kN/m3 and γd(min) = 13.8 kN/m3 , determine the dry unit weight in the field and the relative density of compaction.arrow_forwardThe relative compaction of a sand in the field is 94%. Given the dry unit weight maximum= 16.2 kN/m3 and the dry unit weight minimum = 14.9 kN/m3.For the field conditions Compute the relative density of compactionarrow_forwardThe maximum and minimum dry densities of a sand were determined in the laboratory to be 1682 kg/m3 and 1510 kg/m3, respectively. In the field, if the relative density of compaction of the same sand is 70%. Determine the relative compaction and dry density in the field (kg/m3).arrow_forward
- 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 PLEASEarrow_forwardThe max and min dry unit weights of sand were determined in the laboratory to be 16.5 kN/m3 and 14/6 kN/m3 respectively. The relative density of the compaction in the field of the same sand is 70% What is the moist unit weight at a moisture content of 10%? a. 16.22 b. 15.84 c. 16.50 d. 17.42arrow_forward8. The max and min dry unit weights of the sand were determined in the laboratory to be 16.5 kN/m3 and 14.6 kN/m3 respectively. The relative density of compaction in the field of the same sand is 70%. What is the relative compaction? (Ans: 96%) What is the dry unit weight? (Ans: 15.84 kN/m3 ) What is the moist unit weight at a moisture content of 10%. (Ans: 17.42 kN/m3 )arrow_forward
- Results of a standard proctor ompaction test on a silty sand are shown. PLEASE COMPLETE SOLUTION. 1) Find the maximum dry unit weight and optimum moisture content. 2) What is the moist unit weight at optimum moisture content? 3) What is the degree of saturation at optimum moisture content? Given: ?? = 2.69 4) If the required field dry unit weight is 18.5 ??/?3, what is the relative compaction? 5) What should be the range of compaction moisture contents in the field to achieve the above relative compaction? 6) If the minimum and maximum void ratios are 0.31 and 0.82, respectively, what is the relative density of compaction in the field?arrow_forwardThe relative compaction of a sand in the field is 90%. The maximum and minimum dry unit weights of the sand are 17 kN/m3 and 14.5 kN/m3, respectively. For the field condition determine the dry unit weightarrow_forwardThe maximum and minimum dry densities of a sand were determined in the laboratory to be 1,534 kg/m3 and 1,616 kg/m3, respectively. In the field, if the relative density of compaction of the same sand is 85.24%, what is the relative compaction (in percent)? Answer: 99.22arrow_forward
- The relative compaction of a sand in the field is 93.5%. Given the dry unit weight maximum= 16.98 kN/m3 and the dry unit weight minimum = 14.46 kN/m3. What is the water content of the sand in percent if the moist unit weight is 18.42 kN/m3? a.17.1 b.16.0 c.15.2 d.14.3arrow_forward7. The relative compaction of a sand in the field is 94%. Given that dry unit weight max = 16.2 kN/m3 and dry unit weight min = 14.9 kN/m3 . For the field conditions. What is the relative density compaction? (Ans: 27%) What is the dry unit weight? (Ans: 15.23 kN/m3) What is the moist unit weight at a moisture content of 10%? (Ans: 16.45 kN/m3 )arrow_forwardA sand is densified by compaction at a site so that the void ratio changes from 0.80to2.70. what is the increase (change) in dry unit weight of the sand in kN/m^3?arrow_forward
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