A fall cone test was carried out on a soil to determine its liquid and plastic limits using a cone of mass 80 grams. The following results were obtained: Penetration 15 19 28 Water Content (%) 43.1 52.0 56.1 62.9 Determine (a) the liquid and plastic limits and (b) the plasticity index. (c) If the soil contains 45% clay, calculate the activity. (Plot the graph manually)
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- Following results are obtained for a liquid limit test using a fall cone device. Estimate the liquid limit of the soil and the flow index.4. The permeability test as mentioned in the question above (a) was carried out twice on the same soil sample. The results of tests 1 and 2 are in Table 3. How long is the duration of test 2? Tabel 1 test 1 test 2 Unit Pipe Diameter cm Diameter of soil 15 15 cm sample length of soil sample 30 30 cm initial elevation 60 60 cm height at end of test 37 45 cm duration of test 10 ?? minutesIn falling head permeability test the initial head was 350 mm and the final head was 60 mm. The cross-sectional area of the burette was 200 mm2. The sample was 50 mm in diameter and 105 mm long. If the test took 8 hours and 30 minutes, what was the coefficient of permeability of the soil in m/s?
- d. Does the test meet specifications?e. What is the degree of saturation of the field sample?f. Plot the laboratory curve and the results of the sand cone test on the same graph. Show the limits of the acceptable range.A liquid limit test on a clay was performed with the following results. The natural water content of the clay is 38% and plastic limit is 21%. Number of Blows 6 12 20 28 32 Water content (%) 52.5 47.1 42.3 38.6 37.5 What is the liquidity index of this clay? (Use Interpolation) Group of answer choices 0.895 0.96 1.08 0.90 Please answer this asap. For upvote. Thanks5. Triaxial tests were conducted on undisturbed samples of clay under CU conditions. Data from the test are summarized in the Table 2. Graph the Mohr's circles and draw in the failure envelope. Determine the strength parameters c' and ("? Table 2. Data from CU Tests Cell pressure (3 (kPa) 359 719 719 Test A B C Pore pressure at Failure u (kPa) 339 585 451 Deviator Stress at Failure. (1-(3 (kPa) 539 731 1015
- Undrained triaxial tests are to be carried out on soil samples which have property as c = 0.28 kg/cm²2 and internal friction angle as 27°. Determine a) Deviator stress if cell pressure is 2.2 kg/cm². (At failure) b) The cell pressure. If failure of sample occurs when deviator stress gains the value as 1.61 kg/cm². BI UGG ΤΣ Ε Submit my answers GCan u solve ?(readable) A soil specimen is 38 mm in diameter and 76 mm long, and in its natural conditionweighs 168.0 g. When dried completely in an oven, the specimen weighs 130.5 g. The value ofGs is 2.73. What is the degree of saturation of the specimen?2a. The following data was obtained from Liquid Limit Test conducted at a Soil Lab. Using the data given in Table 01, determine the following; Liquid Limit Determination Specimen No. No. of Blows Wt. of Container Wt. of Container + Wet Soil Wt. of Container + Dry Soil i. ii. Unit 1 14 (g) 7.17 (g) 27.97 (9) 21.37 2 20 7.37 27.37 21.27 3 28 7.77 28.47 22.37 4 32 10.97 30.17 24.67 I Determine the Liquid Limit and Flow Index If Plastic Limit of this soil is 22. Classify the soil based on BS Soil Classification system. 5 39 7.27 26.57 21.17
- The laboratory tests on a soil sample gave the following results: 1). Natural water content, W₁ = 25% 2). Liquid limit, WL = 60% 3). Plastic limit, Wp = 35% 4). Percentage of particle less than 2μ = 20% The value of activity number isA glass cylinder 5 cm internal diameter and with a screen at the bottom was used as a falling head permeameter. The thickness of the sample was 10 cm. With the water Level in the tube at the start of the test as 50 cm above the tail water, it dropped by 10 cm in one minute, the tail water level remaining unchanged. Calculate the value of k for the sample of the soil, Comment on the nature of the soil,In falling head permeability test the initial head was 350 mm and the final head was 50 mm. The cross-sectional area of the burette was 200 mm2. The sample was 50 mm in diameter and 100 mm long. If the test took 8 hours and 45 minutes, what was the coefficient of permeability of the soil in m/s? a.7.15 x 10-7 m/s b.6.29 x 10-7 m/s c.7.89 x 10-7 m/s d.8.78 x 10-7 m/s e.5.69 x 10-7 m/s