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 3.9P
(a)
To determine
Calculate the mass of water to be added per cubic meter of soil.
(b)
To determine
Calculate the mass of water to be added per cubic meter of soil.
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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
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).
4. 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).
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
- 5. A saturated soil sample has a unit weight of 24.5 Kn/m^3 and Gs = 2.70. Find Dry Unit weight, e, n, and w. 6. For a given soil, the following are known: Gs = 2.74, moist unit weight = 20.6 KN/m^3, and moisture content of 16.6%. Determine the following: Dry Unit weight, Void Ratio, Porosity, Degree of Saturation.arrow_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_forwardANSWER NUMBER 2 For a given soil, the following are known: Gs = 2.74, moist unit weight is 20.6 kN/m3, and moisture content is 6%. Determine: Dry unit weight Void ratio Porosity 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 90% degree of saturation 100% degree of saturationarrow_forward
- The moist unit weight of a soil is 21kN / (m ^ 3) . Its dry unit weight is 18kN / (m ^ 3) Given that G_{S} = 2.71 determine: a) Moisture content, b) Void ratio, c) Degree of saturation, d) Weight of water per cubic meter of soll (i.e. with units of kN/m^ 3 ). , to be added to reach full saturation.arrow_forward3.4 For a given soil, the following are known: Gs 5 2.74, moist unit weight, 5 20.6 kN/m3, and moisture content, w 5 16.6%. Determine:a. Dry unit weightb. Void ratioc. Porosityd. Degree of saturation3.15 Refer to Problem 3.14. Determine the mass of water, in kg, to be added per cubic meter (m3) of soil fora. 90% degree of saturationb. 100% 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
- Question 34 A three-layer soil has the following properties: Layer 1: k = 2.72 x 10^-3 cm/s, H = 3.02 m. Layer 2: k = 1.7 x 10^-2 cm/s, H = 4.93 m. Layer 3: k = 3.16 x 10^-3 cm/s, H = 4.04 m. Determine the equivalent vertical coefficient of permeability of the soil arrangement. Layer 1 is on top of layer 2 while layer 2 is on top of layer 3. Round off to four decimal places.arrow_forwardRefer to Problem 3.8. Determine the mass of water (in kg) to be added per cubic meter (m3) of soil fora. 90% degree of saturationb. 100% degree of saturation 3.8 The dry unit weight of a soil sample is 14.8 kN/m3. Given that Gs = 2.72 and w = 17%,determine:a. Void ratiob. Moist unit weightc. Degree of saturationd. Unit weight when the sample is fully saturatedarrow_forward
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