PROBLEM 2 Result from the liquid limit and plastic limit tests conducted on a soil are given below. Liquid limit tests: Number of Blows, N Moisture Content, % 15 32.2 19 29.8 23 26.6 30 20.2 Plastc limit tests: PL 15.2% Draw the flow curve and obtain the liquid limit. What is the plasticity index of the soil? а. b.

PROBLEM 2 Result from the liquid limit and plastic limit tests conducted on a soil are given below. Liquid limit tests: Number of Blows, N Moisture Content, % 15 32.2 19 29.8 23 26.6 30 20.2 Plastc limit tests: PL 15.2% Draw the flow curve and obtain the liquid limit. What is the plasticity index of the soil? а. b.

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 4.4P: Results from a liquid limit test conducted on a soil are given below. a. Determine the liquid limit...

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During Atterberg limit tessts in the Naboratory,the studens obtained the following results froma clayey soil. Wumber of Blows (N) Molsture Content \ 38/4 16 36/5 20 33.1 28 2/7 0 Plastic limit tests: Students conducted two trials and found that PL= 17 2% for the first trial and PL = 18.4% for the second trial. Assume that the liquid limit of the soil iS LL= 29.0% a. Determine the flow index. b. Determine the liquidity index of the soil if the in situ moisture content is 22.0%.
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.
Homework 1-Results from liquid and plastic limit tests conducted on a soil are Moisture given below. Plastic limit tests: PL 13.4% a) Draw the flow curve and obtain the liquid limit. b) What is the plasticity index of the soil? C) Determine the liquidity index of the soil if Win situ = 32% Number of blows, N content (%) 39.2 %3D 15 34.5 22 26 31.2 29.0 %3D 29 U.S. sieve no. Mass of soil retained 1- The followi
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
PART IV: PERMEABILIT Y PROBLEM A For a constant head laboratory test on a fine sand, the following are the given values : • Length of the specimen • Di ameter of the specimen 14.0 inches 3.25 inches He ad difference 25.0 inches Water collected in 2.50 mins Void ratio A. Compute for the hydraulic conductivity of the soil in in/sec. B. Determine the discharge velocity through the soil in in/sec. c. Determine the seepage velocity in in/sec. 0.065 cubic inches 0.45
Results from a liquid limit test conducted on a soil are given below. a. Determine the liquid limit of the soil. b. If it is known that the PI = 6.5, what would be the plastic limit of the soil? c. Determine the liquidity index of the soil if win situ = 23.8%
Results from liquid and plastic limit tests conducted on a soil are given below. Liquid limit tests: Number of blows, N Moisture content (%) 14 38.4 16 36.5 20 33.1 28 27.0 Plastic limit tests: PL = 13.4% a. Draw the flow curve and obtain the liquid limit. b. What is the plasticity index of the soil? © Cengage Learning 2014
16. In performing water content determination, the readability of the balance for specimen greater than 200 grams is ... A. 0.01 B. 0.001 C. 0.1 I D. 1 17. Which of the following clay mineral has a range of liquid limit between 55-120%? A. Illite B. Montmorillonite C. Kaolinite 18. True or False. Peat and highly organic soils can have water contents up to about 500%.
A sample of clay (weight = 13.2 N) is brought back from the field and trimmed to the following dimensions: height = 150 mm and diameter = 75 mm. The water content has been determined to be 25%. The Gs value for the solids is 2.75. Show and complete your phase diagram and find the following parameters: a. Draw a phase diagram b. Complete the phase diagram by finding the parameters of VT, Va, Vw, Vs, MT, Ma, Mw, and Ms. Volume should be expressed in the unit of m' and mass in grams. Show all calculations to receive full credits.
Problem 1: 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 behavior of this soil.
PROBLEM 8: A sample of inorganic soil has the following grain size characteristics. Size(mm) 2.0 Per cent Passing 95 0.074(No.200) The Liquid limit is 56% and the plasticity index is 25%. Compute the Group Index. а. 11 С. 15 75 b. 20 d. 17
Afalling-head permeability test is performed on a fine-grained soil. The soil sample has a length of 120 mm and a cross-sectional area of 600 mm2. The water in the standpipe flowing into the soil is 0.60 m above the top of the sample at the start of the test. It falls 50 mm in 30 minutes. The standpipe has a cross-sectional area of 200 mm2. (a) Make a sketch of the described conditions. (b) What is the coefficient of permeability in millimeters per second? (c) What is the coefficient of permeability in feet per minute? (d) On the basis of the calculated value for khyd, what is the probable soil type?