Answer only Number 1Thank you!Soil Mechanics PROBLEM 1A soil sample has a mass of 145 grams and a volume of 79.8 cm³. After 24 hrs. of ovendrying the soil has a mass of 132.6 grams. If the soil grains have a specific gravity of 2.65,determine the following:а.Void Ratiob.The total mass of water to make the soil 75% Saturated.С.Volume of water need to be added to make the soil Fully Saturated.PROBLEM 2A Soil sample has a volume of 55 cm³. When this soil is poured into a graduated cylinder, itdisplaces 30 cm3 of water. If the specific gravity of soil is 2.72 and the air voids is 15%.Determine the following:a.Void RatioDegree of saturation of the soil.The volume of water to be added to make the soil fully saturated.d. The volume of water to deducted to make the moisture content of the soil half.b.C.

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PROBLEM 1 A soil sample has a mass of 145 grams and a volume of 79.8 cm³. After 24 hrs. of oven drying the soil has a mass of 132.6 grams. If the soil grains have a specific gravity of 2.65, determine the following: а. Void Ratio b. The total mass of water to make the soil 75% Saturated. C. Volume of water need to be added to make the soil Fully Saturated.

PROBLEM 1 A soil sample has a mass of 145 grams and a volume of 79.8 cm³. After 24 hrs. of oven drying the soil has a mass of 132.6 grams. If the soil grains have a specific gravity of 2.65, determine the following: а. Void Ratio b. The total mass of water to make the soil 75% Saturated. C. Volume of water need to be added to make the soil Fully Saturated.

Fundamentals of Geotechnical Engineering (MindTap Course List)

5th Edition

ISBN:9781305635180

Author:Braja M. Das, Nagaratnam Sivakugan

Publisher:Braja M. Das, Nagaratnam Sivakugan

Chapter5: Soil Compaction

Section: Chapter Questions

Problem 5.7P

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Answer only Number 1

Thank you!

Soil Mechanics

PROBLEM 1
A soil sample has a mass of 145 grams and a volume of 79.8 cm³. After 24 hrs. of oven
drying the soil has a mass of 132.6 grams. If the soil grains have a specific gravity of 2.65,
determine the following:
а.
Void Ratio
b.
The total mass of water to make the soil 75% Saturated.
С.
Volume of water need to be added to make the soil Fully Saturated.
PROBLEM 2
A Soil sample has a volume of 55 cm³. When this soil is poured into a graduated cylinder, it
displaces 30 cm3 of water. If the specific gravity of soil is 2.72 and the air voids is 15%.
Determine the following:
a.
Void Ratio
Degree of saturation of the soil.
The volume of water to be added to make the soil fully saturated.
d. The volume of water to deducted to make the moisture content of the soil half.
b.
C.

Branch of science that deals with the stationary and moving bodies under the influence of forces.

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1. (i) A dry soil has a void ratio of 0.65 and its grain specific gravity is = 2.80. What is its unit weight?(ii) Water is added to the sample so that its degree of saturation is 60% without any change in void ratio. Determine the water content and unit weight.(iii) The sample is next placed below water. Determine the true unit weight (not considering buoyancy) if the degree of saturation is 95% and 100% respectively. 2. A sample of saturated soil has a water content of 35%. The specific gravity of solids is 2.65. Determine its void ratio, porosity, saturated unit weight and dry unit weight 3. For a given soil, the void ratio e, water content w, and specific gravity Gs are found to be 0.50, 15%, and 2.65, respectively. Find: (a) Total unit weight of the soil γt (b) Degree of saturation S (c) Dry unit weight γd if the water in the void is removed 4. A shrinkage limit test for a saturated specimen had the initial volume Vi = 21.35 cm3 and initial weight Wi = 37 gf (…
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