Principles of Geotechnical Engineering (MindTap Course List)
9th Edition
ISBN: 9781305970939
Author: Braja M. Das, Khaled Sobhan
Publisher: Cengage Learning
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Question
Chapter 3, Problem 3.18P
(a)
To determine
Calculate the void ratio of soil.
(b)
To determine
Calculate the specific gravity of soil solids.
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1) The moist unit weight of a soil is 19.2 kN/m3 . Given that Gs = 2.69 and w = 9.8%, determine:
a. Void ratio
b. Dry unit weight
c. Degree of saturation
2) Refer to Problem 1 Determine the weight of water, in kN, to be added per cubic meter (m3) of soil for:
a. 90% degree of saturation
b. 100% degree of saturation
For a moist soil, given the following: V G = 2.66. Determine:
a.Dry unit weight
b. Void ratio 0.25 ft3; W = 30.75 lb; w = 9.8%; and
C.Volume occupied by water
13 For a given soil, Pa = 1800 kg/m³ and n = 0.3. Determine: a. Void ratio
b. Specific gravity of soil solids
Chapter 3 Solutions
Principles of Geotechnical Engineering (MindTap Course List)
Ch. 3 - Prob. 3.1PCh. 3 - Prob. 3.2PCh. 3 - Prob. 3.3PCh. 3 - Prob. 3.4PCh. 3 - Prob. 3.5PCh. 3 - Prob. 3.6PCh. 3 - Prob. 3.7PCh. 3 - Prob. 3.8PCh. 3 - Prob. 3.9PCh. 3 - Prob. 3.10P
Ch. 3 - Prob. 3.11PCh. 3 - Prob. 3.12PCh. 3 - Prob. 3.13PCh. 3 - Prob. 3.14PCh. 3 - Prob. 3.15PCh. 3 - Prob. 3.16PCh. 3 - Prob. 3.17PCh. 3 - Prob. 3.18PCh. 3 - Prob. 3.19PCh. 3 - Prob. 3.20PCh. 3 - Prob. 3.21PCh. 3 - Prob. 3.22PCh. 3 - Prob. 3.23PCh. 3 - Prob. 3.24PCh. 3 - For a given sandy soil, emax = 0.75 and emin =...Ch. 3 - For a given sandy soil, the maximum and minimum...Ch. 3 - Prob. 3.27PCh. 3 - Prob. 3.28PCh. 3 - Prob. 3.29PCh. 3 - Prob. 3.1CTPCh. 3 - Prob. 3.2CTPCh. 3 - Prob. 3.3CTP
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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, civil-engineering and related others by exploring similar questions and additional content below.Similar questions
- For a soil the following is given: wet specific weight 19.21 kN / m3, water content w = 19.2%, S = 60%. Determine: a) Porosity n b) Dry specific gravity , c) List of voids e, d) Gs e) Amount of water for complete saturation. Make the schematic.arrow_forwardFor a soil, the following are given: Gs = 2.67, moist unit weight γ = 17. 6 kN/m3, and moisture content w = 10.8 %. Determinea. Dry unit weightb. Void ratioc. Porosityd. Degree of saturationarrow_forwardFor a soil specimen, the following soil properties are known: saturated unit weight γ = 19.1 kN/m , void ratio e = 0.45. What is the dry unit weight of the specimen? Assume unit weight of water γ = 10 kN/m3arrow_forward
- For a moist soil specimen, the following are given Gs= 2.67, volume = 0.5 m³ moist unit weight = 9.5 KN and the moisture content = 7.3%. Determine Dry unit weight, Void ratio, porosity, Degree of saturation.arrow_forward4. An in-situ soil sample weigh 25 kg of 0.02 cubic meter with a moisture content of 7% and specific gravity of 2.8. Determine the following: Moist Unit Weight, Dry Unit Weight, Moist Density, Dry Density, Void Ratio, Porosity, and the Degree of Saturation. (Calculate the Unit Weight and Density in Metric and English Units).arrow_forwardA saturated soil specimen has w = 36% and ᵞd = 85.43 lb/ft3. Determine: Saturated unit weight (in lb/ft3)arrow_forward
- Problem 9:For a soil, the following are given: Gs = 2.67, moist unit weight γ = 17. 6 kN/m3, and moisture content w = 10.8 %. Determinea. Dry unit weightb. Void ratioc. Porosityd. Degree of saturation Problem 10:Refer to Problem 9. Determine the mass of water, in kilograms, to be added per cubic meter of soil fora) 80% degree of saturationb) 100% degree of saturationarrow_forwardCalculate the Zero air void unit weight for a soil for the following moisture contents:W = 5%,W = 8%,W = 10%,W = 12%,W = 15%,Soil Specific gravity is 2.75.Express your results in kN/m^3.arrow_forwardThe moist unit weight of a soil is 105 lb /ft3. Given that w = 15% and Gs = 2.7, determine a. Weight of water, in lb/ft3, to be added to reach full saturationarrow_forward
- 1. A soil sample has a volume of 5400 cm^3 and mass of 10.45 kg, and the water content of the soil is w = 11%. Determine (a) unit weight , dry unit weight , saturated unit weight, (b) void ratio and porosity, (c) degree of saturation (assume Gs=2.7).arrow_forwardA moist soil has a volume of 0.0081 m³ and weighs 151.2 N. The oven dry weight of soil is 138.6 N. Assume Gs = 2.7 and find the following in requested units: a. water content, w (%) b. total unit weight, y (kN/m²) c. dry unit weight, yd(kN/m²) d. void ratio, earrow_forwardFor a given soil, the following are known, Gs = 2.70, moist unit weight is 20.3067kN/m3, and the moisture content of 15%. Determine the:1. Dry unit weight (in kN/m3). 2. Saturated unit weight unit weight (in kN/m3).3. Effective unit weight (γ′) of the soil sample (in kN/m3). 4. Void Ratio5. Porosity (in %).6. Degree of saturation (in %).7. Determine the volume of water in liters to be added per cubic meter of soil for a 100% degree ofsaturation.If the sample has weight of 50g, determine the:8. Weight of the solid9. Weight of the water10. Weight of the air11. Volume of solid12. Volume of water13. Volume of airarrow_forward
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