Answered: Determine the percentage of Clays based…

Fundamentals of Geotechnical Engineering (MindTap Course List)

5th Edition

ISBN:9781305635180

Author:Braja M. Das, Nagaratnam Sivakugan

Publisher:Braja M. Das, Nagaratnam Sivakugan

Chapter2: Soil Deposits-origin, Grain-size, And Shape

Section: Chapter Questions

Problem 2.14P

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Determine the percentage of Silts and Clays based on USCS for the grain-size characteristics of a soil are given as follows: Round off your answer to two (2) decimal places. Size (mm)              Percent Finer 0.850                           100.00 0.425                           92.10 0.250                           85.80 0.150                           77.30 0.075                           62.00 0.040                           50.80 0.020                           41.00 0.010                           34.30 0.006                           29.00 0.002                           23.00
Determine the percentage of gravel for the grain-size characteristics of a soil are given as follows: Size (mm)              Percent Finer 0.850                           100.0 0.425                           92.1 0.250                           85.8 0.150                           77.3 0.075                           62.0 0.040                           50.8 0.020                           41.0 0.010                           34.3                 0.006                           29.0 0.002                           23.0
The following are the results of a sieve analysis: Determine the percentage of silt and clay based on USCS. Round off your answer to two (2) decimal places. Size (mm)       Mass of soil retained on each sieve 4.75                             0          2.00                            18.5 0.850                          53.2 0.425                          90.5 0.250                          81.8 0.150                          92.2 0.075                          58.5 Pan                             26.5
Calculate the particle density of a soil using the following values;a. Weight of the flask= 40 g b. Volume of the flask= 50 ccc. Weight of dry soil= 15 gd. Weight of flask+soil+water= 96 g a.1.67 b.1.65 c.1.63 d.1.60
Problem 1 The resuts of a sieve analysis for a soil sample are given in the table. (a) Plot (to scale) the particle size distribution curve (b) Comment whether the soil is well graded, poorly graded or gap graded (c) Determine CU and CC (d) Determine percentages of gravel, sand and fines in the sample Sieve Opening (mm) Mass Retained (g) 4.75 20 2 51 1 126 0.85 24 0.25 115 0.075 68 Pan 27
Can I get a step by step for this question? Using the data presented for the given soil sample, determine the soil classification using the ASTM and the AASHTO Soil classification system. Give the group index if needed. The soil is inorganic soil. Sieve No. 19mm (¾ in.) 12.5mm (1/2in.) No. 4 (4.75 mm) No. 10 (2.00 mm). No. 20 (0.850 mm) No. 40 (0.425 mm) No. 100 (0.150 mm) No. 200 (0.075 mm) Percent Passing 100 83 67 56 54 45 39 36 Cu: 5.5 and Cc: 1.8 Atterberg limits: Liquid limit: 20%, Plasticity Index: 6%.
5. The following information is obtained from a sieve analysis to determine the range of particle sizes in a granular soil sample. Sieve Size Sieve Opening (4.76) Percent Finer#4 4.76 96#10 2.00 80#20 0.84 51#40 0.42 38#60 0.25 25#100 0.149 12#200 0.074 5 Present the information as grain-size curve on semi-logarithmic coordinates of percent finer against particle size diameter. From the plot, determine the uniformity coefficient Cu.
Calculate the Gs of soil sample - Mass of empty clean pycnometer= 41.76 gm Mass of empty clean pycnometer + dry soil = 67.52 gm Mass of pycnometer + dry soil + water = 157.62 gm Mass of pycnometer + water =? Gs =? Write your comment about types of soil according to the result of Gs .
40.) The given data shows a sieve analysis of a soil sample. Classify the soil using AASHTO Method. Tables are provided below. Sieve No. Diameter (mm) Percent Passing No. 4 4.760 96 No. 8 2.380 80 No. 10 2.000 78 No. 20 0.840 61 No. 40 0.420 56 No. 60 0.250 48 No. 100 0.150 39 No. 200 0.075 33 Characteristics of No. 40 Fraction LL 38 PL 29 A. A-2-4(0) B. A-1-b(0) C. A-1-a(0) D. A-3(0) E. A-2-5(0)
A saturated soil sample, weighing 178 g has a volume of 96 cc. If the specific gravity of soil solids be 2.67, determine the unit weight of soil in kN/m3. a.48.85 b.18.89 c.95.5 d.35.8
The results of the sieve analysis done on a soil are shown below Sieve No. Diameter Soil A 4 4.760 89 6 2.380 70 10 2.000 63 20 0.840 55 40 0.420 31 60 0.250 20 100 0.149 18 200 0.074 4 LL 60 PL 40 Determine its classification using USCS.
Calculate the CEC of a 100g soil sample that was found to contain the following cations: Ca2+ = 0.12g Mg2+ = 0.024g K+ = 0.078g Al3+ = 0.027g NH4+ = 0.036g H+ = 0.002g

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Determine the percentage of Clays based on AASHTO Soil classification system for the grain-size characteristics of a soil are given as follows: Round off your answer to two (2) decimal places. Size (mm) Percent Finer 0.850 100.00 0.425 92.10 0.250 85.80 0.150 77.30 0.075