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 3, Problem 3.27P
To determine
Calculate the field relative density.
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In a construction project, the field moist unit weight was 17.5 kN/m³ and
the moisture content was 11%. If maximum and minimum dry unit weights
determined in the laboratory were 19.2 kN/m³ and 14.1 kN/m³, respectively,
what was the field relative density?
In a construction project, the field moist unit weight was 17.5 kN/m and
the moisture content was 11%. If maximum and minimum dry unit weights
determined in the laboratory were 19.2 kN/m³ and 14.1 kN/m³, respectively,
what was the field relative density?
5.
3. In a construction project, the field moist unit weight was 18.08 kN/m3
at a moisture contentof 8%. If maximum and minimum dry unit weight determined in the laboratory were 16.93kN/m3and 14.46 kN/m3
, respectively, what was the field relative density?
Chapter 3 Solutions
Principles of Geotechnical Engineering (MindTap Course List)
Ch. 3 - Prob. 3.1PCh. 3 - Prob. 3.2PCh. 3 - Prob. 3.3PCh. 3 - Prob. 3.4PCh. 3 - Prob. 3.5PCh. 3 - Prob. 3.6PCh. 3 - Prob. 3.7PCh. 3 - Prob. 3.8PCh. 3 - Prob. 3.9PCh. 3 - Prob. 3.10P
Ch. 3 - Prob. 3.11PCh. 3 - Prob. 3.12PCh. 3 - Prob. 3.13PCh. 3 - Prob. 3.14PCh. 3 - Prob. 3.15PCh. 3 - Prob. 3.16PCh. 3 - Prob. 3.17PCh. 3 - Prob. 3.18PCh. 3 - Prob. 3.19PCh. 3 - Prob. 3.20PCh. 3 - Prob. 3.21PCh. 3 - Prob. 3.22PCh. 3 - Prob. 3.23PCh. 3 - Prob. 3.24PCh. 3 - For a given sandy soil, emax = 0.75 and emin =...Ch. 3 - For a given sandy soil, the maximum and minimum...Ch. 3 - Prob. 3.27PCh. 3 - Prob. 3.28PCh. 3 - Prob. 3.29PCh. 3 - Prob. 3.1CTPCh. 3 - Prob. 3.2CTPCh. 3 - Prob. 3.3CTP
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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, civil-engineering and related others by exploring similar questions and additional content below.Similar questions
- 3.27 In a construction project, the eld moist unit weight was 17.5 kN/m3and the moisture content was 11%. If maximum and minimum dry unit weights determined in the laboratory were 19.2 kN/m3and 14.1 kN/m3, respectively, what was the eld relative density?arrow_forwardProblem 6: In a construction project, the field Bulk (moist) unit weight was 17.5 kN/m³ and the moisture content was 11%. If maximum and minimum dry unit weights determined in the laboratory were 19.2 kN/m³ and 14.1 kN/m³, respectively. What was the field relative density?arrow_forwardThe moisture content and the bulk unit weight of a partially saturated silt sample were 18% and 19.6 KN/m^3, respectively. The sample was kept in an oven at 105°? for 15 minutes, resulting in a partial evaporation of the pore water. The bulk unit weight of the sample reduced to 18.3 KN/m^3. Assuming the void ratio to remain unchanged, determine the final water content of the sample. What would have been its bulk density if the sample was kept in the oven for 24 hrs?arrow_forward
- In a construction project, the field moist unit weight was 115 lb/ft³ at a moisture content of 8%. If the maximum and minimum dry unit weight determined in the laboratory were 108 lb/ft³ and 92 lb/ft, respectively, what was the field relative density?arrow_forward4. The following data obtained from a field-density test on a compacted fill of sandy clay. Laboratory moisture density test on the fill material indicated a maximum dry density of 1924.80 kg/m3 at an optimum moisture were content of 11%. weight of moist soil removed from test hole = 1038g weight of soil after oven drying = 914g vol. of test hole from rubber balloon apparatus = 0.000479 m3 Determine the following: a) Moisture content b) Dry unit weight c) Percent compaction of the fieldarrow_forwardQuestion 38 For a given sandy soil, the maximum and minimum dry unit weights are 16.56 kN/m3, and 14.09 kN/m3, respectively. Given that Gs = 2.63, determine the moist unit weight of this soil when the relative density is 62.94% and the moisture content is 10.68%. Round off to two decimal places.arrow_forward
- For a given sandy soil, the maximum and minimum dry unit weights are 16.79 kN/m3, and 14.4 kN/m3, respectively. Given that Gs = 2.65, determine the moist unit weight of this soil when the relative density is 68.42% and the moisture content is 10.82%. Round off to two decimal places.arrow_forwardA 72-cm3sample of moist soil weighs 141.5 g. When it is dried out in an oven,it weighs 122.7 g. The specific gravity of solids is found to be 2.66. Find the watercontent, void ratio, porosity, degree of saturation, and wet and dry unit weightsarrow_forwardGiven the optimum moisture content = 15.5%, max total unit weight = 21.6kN/m3, max dry unit weight = 18.7 kN/m3arrow_forward
- The weight and volume of a fully saturated soil sample were 55.4 g and 29. 2 cm3 respectively. After drying in an oven for 24 hours, its weight and volume reduced to 39.8 g and 21.1 cm3 respectively. Find out the shrinkage limit of the soil. a. 18.8% b. 14.4% c. 16.6% d. 12.2%arrow_forward4. A shrinkage limit test for a saturated specimen had the initial volume Vi = 21.35 cm3 and initial weight Wi = 37 gf ( = 37 × 0.00981 = 0.363 N). After drying, it became Vf = 14.3 cm3 and Wf = 26 gf (= 26 × 0.00981 = 0.255 N). Compute the shrinkage limit (SL) of this soil.arrow_forwardGiven that • Layer 1: ya =111.22 lb/ft³; H₁ = 4.73ft; • Layer 2: Ysat =124.99 lb/ft³: H₂= 7.29ft; Layer 3: Ysat=133.68 lb/ft³; H3 = 5.05ft; (Note: e: void ratio, w: moisture content, Gs specific gravity of soil solids, ya dry unit weight, and Ysat saturated unit weight.) Laya Answer Gandere Laper Lap Calculate the total stress at A: OA = _lb/ft² Time left 1:500 Darrow_forward
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