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2. Grain size distribution curves are illustrated below for four different soils. For each soil sample...
2. Grain size distribution for three different soils is given on Figure 1. For SOIL 3,...
2. Grain size distribution for three different soils is given on Figure 1. For SOIL 3, answer the following questions: (5 points) a. What is the perentage of gravel, sand, and fines? b. Classify the soil according to the ASTM/USCS (i.e, give both the Group Symbol and Group Name) (1) U.S. Standard sieve size in 3 in 100 No. 4 No. 10 No. 40 No. 200 90 80 70 60 50 40 30 20 10 0 100 10 1.0 0.1...
Problem 1(c): Grain size distributions for four soils (i.e., Soils 1,2, 3, and 4) are shown...
Problem 1(c): Grain size distributions for four soils (i.e., Soils 1,2, 3, and 4) are shown below 100 90 2 70 60 50 3 30 20 10 100 10 4.25 .0 01o-0t5 0.01 0.001 0.0001 Diameter (mm) 567 (5 (a) The sand content of soil 1 (b) The gravel content of soil 3: (c) The fines content of soil 4: d) Dso of soil 3: 0.0055 e) The USCS classification of soil 4 if LL 120 80 and PL =...
100 Problem 3: The grain size distribution curves for three different sands (A, B, C) are...
100 Problem 3: The grain size distribution curves for three different sands (A, B, C) are shown in the 80 figure. Find the approximate values of coeficient of uniformity (Cu) and the coefficient of gradation (C) for each soil and identify if the soils are well graded or poorly graded. 6 points) 60- 40- 20- 0 100 10 0.1 0.01 Grain size (mm)
CIVL 311 Soil Mechanics Lab HWE2 Problem 2.1 The grain size distribution, liquid limit, and plastic...
CIVL 311 Soil Mechanics Lab HWE2 Problem 2.1 The grain size distribution, liquid limit, and plastic limit for several soils are shown below. • Determine the USCS group symbol and group name for soils through G. • Determine the AASHTO group classification and group index for soils through G. (The #10 sleve has an opening size of 2mm.) • Rank the four soils through G in order of best to worst highway subgrade. Which of the following USCS soils would...
The following table shows the lab results of a grain size analysis and Atterberg limits for...
The following table shows the lab results of a grain size analysis and Atterberg limits for an inorganic soil sample (initial total mass=1029) Assume you measured a liquid limit of 40% and plastic limit of 30% for the sample. Sieve Size/No. Equivalent Sieve Size (mm) Mass Retaining(s) Mass Passing (9) Percent Passing 3" 75 11 50 0 3 19 4.75 20 2 20 15 10 No. 60 5 4 4 4 0.003 2 2 2" 3/4" No. 4 No. 10...
2. Grain size distribution for three different soils is given on Figure 1. For SOIL 3, answer the following questions: (5 points) a. What is the perentage of gravel, sand, and fines? b. Classify the soil according to the ASTM/USCS (i.e, give both the Group Symbol and Group Name) (1) U.S. Standard sieve size in 3 in 100 No. 4 No. 10 No. 40 No. 200 90 80 70 60 50 40 30 20 10 0 100 10 1.0 0.1...
Problem 1(c): Grain size distributions for four soils (i.e., Soils 1,2, 3, and 4) are shown below 100 90 2 70 60 50 3 30 20 10 100 10 4.25 .0 01o-0t5 0.01 0.001 0.0001 Diameter (mm) 567 (5 (a) The sand content of soil 1 (b) The gravel content of soil 3: (c) The fines content of soil 4: d) Dso of soil 3: 0.0055 e) The USCS classification of soil 4 if LL 120 80 and PL =...
100 Problem 3: The grain size distribution curves for three different sands (A, B, C) are shown in the 80 figure. Find the approximate values of coeficient of uniformity (Cu) and the coefficient of gradation (C) for each soil and identify if the soils are well graded or poorly graded. 6 points) 60- 40- 20- 0 100 10 0.1 0.01 Grain size (mm)
CIVL 311 Soil Mechanics Lab HWE2 Problem 2.1 The grain size distribution, liquid limit, and plastic limit for several soils are shown below. • Determine the USCS group symbol and group name for soils through G. • Determine the AASHTO group classification and group index for soils through G. (The #10 sleve has an opening size of 2mm.) • Rank the four soils through G in order of best to worst highway subgrade. Which of the following USCS soils would...
The following table shows the lab results of a grain size analysis and Atterberg limits for an inorganic soil sample (initial total mass=1029) Assume you measured a liquid limit of 40% and plastic limit of 30% for the sample. Sieve Size/No. Equivalent Sieve Size (mm) Mass Retaining(s) Mass Passing (9) Percent Passing 3" 75 11 50 0 3 19 4.75 20 2 20 15 10 No. 60 5 4 4 4 0.003 2 2 2" 3/4" No. 4 No. 10...
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