Q.1. Select the right answer of the following:1. The void ratio of soil can be:a. greater than void ratio b. less than void ratio c. equal to void ratio d. no one2. When Gravel had coefficient of uniformity of 3, the soil could be according USCS:a. GWb. GPc. SPd. any one of them3. In a wet soil mass, air occupies 1/6 of volume and water occupies 1/3 of volume. Thevoid ratio is:a. 0.25b. 0.504. For the soil with LL= 45%, PL = 25% and water content = 15% the liquidity index is:B.0с. 1.50d. 1.00a.0.65. The type of unit weight of soil s depends on:с. 1dinone of themа. еb. nc. YWd. S6. Soil has LL of 30, the corresponding plasticity index given by A-line:a. 7.3b. 7.5c. 9.0d. 9.57. The porosity in of soil is function of:c. Vv & nP.= L.L-PL12:45-25=2a. Vv&Vsb. Vv& Vtd. Vs & n8. For a soil deposit having n= 33% and G 2.6, ysaturated= 15KN/m3, S is:%3Dа. 1.0b. 1.05с. 1.07d. 1.1010. When saturation in soil sample occurs, the degree of saturation:a. increasesb. decreasesc. remains constantd. may increases or decre11. For the soil with LL = 45%, PL = 25% and SL = 15% the water content at saturation is:%3D%3D%3Db. 45%12. The unit of coefficient of uniformity isb. m2/kNa.20%с. 25%d. 15%Piz 013(LL-20)c. unitless13. If the natural water content between plastic limit and liquid limit ,the soil mass isa. Liquid state b. Plastic state cSemi solid state d. Solid statea. kN/m2d. m/kN14. When Sand=30% ,Gravel=20%,and Clay350% the soil will be :a. Sandy Clayey Gravel©Gravelly Sandy Claytoub. Clayey Sandy Graveld. Silty Gravelly Sandy Clay(20

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1. The void ratio of soil can be: a. greater than void ratio b. less than void ratio c. equal to void ratio d. no one 2. When Gravel had coefficient of uniformity of 3, the soil could be according USCS: a. GW b. GP c. SP d. any one of them 3. In a wet soil mass, air occupies 1/6 of volume and water occupies 1/3 of volume. The void ratio is: a. 0.25 b. 0.50 c. 1.50 d. 1.00

1. The void ratio of soil can be: a. greater than void ratio b. less than void ratio c. equal to void ratio d. no one 2. When Gravel had coefficient of uniformity of 3, the soil could be according USCS: a. GW b. GP c. SP d. any one of them 3. In a wet soil mass, air occupies 1/6 of volume and water occupies 1/3 of volume. The void ratio is: a. 0.25 b. 0.50 c. 1.50 d. 1.00

Principles of Foundation Engineering (MindTap Course List)

9th Edition

ISBN:9781337705028

Author:Braja M. Das, Nagaratnam Sivakugan

Publisher:Braja M. Das, Nagaratnam Sivakugan

Chapter5: Soil Improvement And Ground Modification

Section: Chapter Questions

Problem 5.2P

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In a soil specimen, 70% of particles are passing through 4.75 mm sieve and 40% of particles are passing 0.075 mm sieve. Its uniformity coefficient is 8 and coefficient of curvature is 2. As per USCS, this soil is classified as: a.SP b.GP c.GW d.SW
Problem 1: For a gravel with D60 0.48mm, D30 0.25mm, and D10 coefficient and the coefficient of gradation. Is it a well-graded or poorly graded soil? - = = = 0.11mm, calculate the uniformity Problem 2: 0.3 mm, D30 The following values for a sand are given: D10 Determine Cu and Cc and state if it is a well-graded or a poorly graded soil. = 0.41 mm, and D60 = = 0.77 mm.
U B. ( A Soil Specimen has the following characteristics: % passing No.4 sieve = 85 % passing No.200 sieve = 11 D60 = 2 mm D30 = 0.35 mm D₁0 = 70 μm L.L = 36% P.L = 31% D8 = 2 µm 1. Classify the specimen according to the Unified Soil Classification System (USCS). Assign the group name and the group symbol. 2. Determine the soil activity. 3. Determine the soil Liquidity index and consistency index if we = 26%.
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B. ( A Soil Specimen has the following characteristics: % passing No.4 sieve = 85 % passing No.200 sieve = 11 D60 = 2 mm D30 = 0.35 mm D10 = 70 μm L.L = 36% P.L = 31% D8 = 2 μm 1. Classify the specimen according to the Unified Soil Classification System (USCS). Assign the group name and the group symbol. 2. Determine the soil activity. 3. Determine the soil Liquidity index and consistency index if we = 26%. J
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The indicative properties of soil types A, B, and C were determined as follows: soil cil soil b 35% 60% 20% 28% 25% 43% 27% 40% 100% 110% 2.63 2.7 49% 26% 35% 10% 45% 2.65 soil A Property Liquidity limit Plasticity limit Percentage of clay materials moisture content Degree of Shiism Specific weight Either type 1 is more effective 2 Its edge density is greater 3 Greater overall density 4 Its porosity is greater .5 Classify soil according to the plasticity diagram.