PRIN.OF GEOTECH.ENGR. (LL) - W/MINDTAP
9th Edition
ISBN: 9781337583800
Author: Das
Publisher: CENGAGE L
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Chapter 6, Problem 6.1P
To determine
Find the degree of saturation at optimum moisture content.
Expert Solution & Answer
Answer to Problem 6.1P
The degree of saturation at optimum moisture content is
Explanation of Solution
Given information:
The maximum dry unit weight of the soil
The optimum moisture content of the soil w is 17 %.
The specific gravity of soil
Calculation:
Determine the degree of saturation (S) using the relation.
Here,
Substitute
Therefore, the degree of saturation at optimum moisture content is
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the maximum dry unit weight and the optimum moisture content of a soil are 16.8 kN/m and 17 % respectively . IF Gs is 2.73, what is the degree of saturation at optimum moisture content ?
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Chapter 6 Solutions
PRIN.OF GEOTECH.ENGR. (LL) - W/MINDTAP
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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
- A moist soil has a void ratio of 0.65. The soil moisture content is 14% and its solids density or relative specific weight of solids is 2.7. Determine: a. What is the saturated unit weight in kN/m3?b. How much water, in kN/m3, needs to be added to the soil for it to be completely saturated?c. What would be the wet unit weight in kN/m3 when the degree of saturation is 70%?arrow_forwardSubject: Geotechnical Engineering 1.) In natural state, a moist soil has a volume of 0.028 m3 and weighs 520 N. The oven-dried weight of the soil is 430 N. If Gs = 2.7, calculate the moisture content, moist unit weight, dry unit weight, void ratio, porosity, and degree of saturation.arrow_forwardThe degree of saturation of a soil is 55% and the moist unit weight is 16.66 kN/m3. When the moist unit weight increased to 92 kN/m3, the degree of saturation increased to 82.2%. Determine: Gs Void ratioarrow_forward
- 11. Situation 11 - The moist unit weight and degree of saturation of a soil are given in the following table. a. Determine the unit weight of the soil in kN/m3 if s = 13%. Round off to two decimal places. bDetermine the unit weight of the soil in kN/m3 if s = 69%. Round off to two decimal places. c. Determine the saturated unit weight in kN/m3. Round off to two decimal places.arrow_forwardThe moist unit weight of a soil is 16.5kN/m^3. Given that water content is 15% and specific gravity is 2.70, what is its degree of saturation?arrow_forwardA 3 layer soil has the following properties from top to bottom. Obtain the equivalent vertical coefficienct of permeability, in cm/sec, round off to 7 decimal places, and obtain the equivalent horizontal coefficient of permeability, in cm/sec, round off to 5 decimal places.arrow_forward
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- 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 saturationarrow_forwardAn undisturbed soil sample has a void ratio of .56, water content of 15%, and specific gravity of solids of 2.64. Find the wet and dry unit weights in lb/ft3, porosity, and degree of saturation. Assume a total volume of 1 ft3.arrow_forwardThe moist unit weight of soil is 16.5 KN/ m3. If the water content is 15% and specific gravity of soil is 2.7, determine the following: Dry unit weight Porosity Degree of saturation Mass of water in kg/ m3to be added to reach full saturationarrow_forward
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