During Atterberg limit tests in the soil mechanics laboratory, the students obtained the following results from a clayey soil. Liquid limit test: Number of blows, N Moisture content (%) 12 35.2 19 29.5 27 25.4 37 21 Draw the flow curve and obtain the liquid limit. • If plasticity index of the soil is 6.5 what is the plastic limit of this soil? • Determine the flow index. Determine the liquidity index of the soil if the in-situ moisture content is 23.8%, and comment on the probable engineering behayior of this soil

During Atterberg limit tests in the soil mechanics laboratory, the students obtained the following results from a clayey soil. Liquid limit test: Number of blows, N Moisture content (%) 12 35.2 19 29.5 27 25.4 37 21 Draw the flow curve and obtain the liquid limit. • If plasticity index of the soil is 6.5 what is the plastic limit of this soil? • Determine the flow index. Determine the liquidity index of the soil if the in-situ moisture content is 23.8%, and comment on the probable engineering behayior of this soil

Principles of Geotechnical Engineering (MindTap Course List)

9th Edition

ISBN:9781305970939

Author:Braja M. Das, Khaled Sobhan

Publisher:Braja M. Das, Khaled Sobhan

Chapter4: Plasticity And Structure Of Soil

Section: Chapter Questions

Problem 4.3P

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During Atterberg limit tests in the soil mechanics laboratory, the students obtained the following results from a clayey soil. Liquid limit test: Number of blows, N Mosture content (%) 12 35.2 19 29.5 27 25.4 37 21 Draw the flow curve and obtain the liquid limit. • If plasticity index of the soil is 6.5 what is the plastic limit of this soil? • Determine the flow index. • Determine the liquidity index of the soil if the in-situ moisture content is 23.8%, and comment on the probable engineering behavior of this soil.
1. During Atterberg limit tests in the soil mechanics laboratory, the students obtained the following results from a clayey soil. Liquid limit tests: Number of Moisture blows, N content (%) 14 38.4 16 36.5 20 33.1 28 270 Plastic limit tests: Students conducted two trials and found that PL = 172% for the first trial and PL = 17.8% for the second trial. a. Draw the flow curve and obtain the liquid limit. b. What is the plasticity index of the soil? Use an average value of PL from the two plastic limit trails.
The total volume of a soil specimen is 80,000 mm^3 and has a mass of 152 g. the dry mass of the specimen is 122g, and the density of the soil is 2.65 Mg/m^3. Compute the following index properties: (a) e; (b) n; (c) S; (d) ρt; and (e) ρd. Include phase diagrams.
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. Thanks
Question 8 (1) - Oedometer test What are the boundary conditions applied to a soil sample tested in an Oedometer? Z H a) Pore water pressure at z = H (top of the sample) is PH = Yw. H b) Ez = Ex c) &z=&v (₂ is the volumetric strain of the sample) d) At time t=0, 4p = 0
Problem Set 4 2. The following data were obtained from the liquid and plastic limit tests for a soil: Liquid Limit Test: Moisture content, w% 32.35 31.55 31.35 33.62 33.00 Number of blows, N 22 29 32 16 19.00 Plastic Limit Test: Moisture content = 20.62% a) Draw the flow curve from the liquid limit test data and find the liquid limit. (use excel to graph) b) What is the plasticity index of the soil?
Problem 1: During Atterberg limit tests in the soil mechanics laboratory, the students obtained the following results from a clayey soil. Liquid limit tests: Number of Moisture blows, N content (%) 14 38.4 16 36.5 20 33.1 28 27.0 Plastic limit tests: Students conducted two trials and found that PL= 17.2% for the 1st trial and PL = 17.8% for the second trial. Draw the flow curve and obtain the liquid limit. What is the plasticity index of the soil? (Hint: Use an average value of PL) Determine the flow index. Determine the liquidity index of the soil if the in-situ moisture content is 21%, and comment on the probable engineering behavior of this soil.
Following are the results from the liquid and plastic limit tests for a soil. Liquid limit test: Number of blows, N Moisture content (%) 15 42 20 40.8 28 39.1 Plastic limit test: PL= 18.7% a. Draw the flow curve and obtain the liquid limit. b. What is the plasticity index of the soil?
Problem Set 4 4. The following data were obtained from the liquid and plastic limit tests for a soil: Liquid Limit Test: Number of blows (N) Molsture content (%) a) Draw the flow curve from the liquid limit test data and find the liquid limit. (use excel to graph) b) What is the plasticity index of 17 42.1 22 38.2 27 36.2 32 34.1 Plastic Limit Test: Moisture content = 21.3% the soil?
Q1/ specimen of the fine-grained soil, 75 mm in diameter and 20 mm thick was tested in an oedometer in a laboratory. At applying pressure (240 kN/m²), the time with dial gauge readings are: Time (min) 0 Settlement (mm) 0 0.25 1 0.22 0.42 4 9 0.6 0.71 16 0.79 36 64 100 0.86 0.91 1.04 d 1- Find Coefficient of consolidation in cm²/s using root time and TV90% = 0.848. Scanned by TapScanner
During Atterberg limit tests in the soil mechanics laboratory, the students obtained the following results from a clayey soil.Liquid limit tests: Plastic limit tests: Students conducted two trials and found that PL = 17.2% for the first trial and PL = 17.8% for the second trial.a. Draw the flow curve and obtain the liquid limit.b. What is the plasticity index of the soil? Use an average value of PL from the two plastic limit trails.
Homework Chapter 3 31 Results from liquid and plastic limit tests conducted on soil are given below. No. of blows, N Moisture content (%) 14 38.4 16 36.5 20 33.1 28 27.0 If the plastic limit is PL = 13.4% a. Draw the flow curve and obtain the liquid limit. b. What is the plasticity index of the soil? Ans.: L.L = 29%, P.L = 15.6 3.2 Determine the liquidity index of the soil in Problem (1) if wWin situ = 32%. Ans.: L.I = 1.19% 3.3 Results from liquid and plastic limit tests conducted on soil are given below. No. of blows, N Moisture content (%) 13 18 27 22 If the plastic limit is PL = 19.1% a. Draw the flow curve and obtain the liquid limit. b. What is the plasticity index of the soil? Ans.: L.L = 23.6%, P.L = 4.5% 3.4 Determine the liquidity index of the soil in Problem (3) if win situ = 21% Ans.: L.I = 0.422% 3.5 A saturated soil used to determine the shrinkage limit has initial volume Vi = 20.2 cm3, final volume Vf = 14.3 cm3, the mass of wet soil M1 = 34 g, and mass of dry soil M2 =…