◆ Problem 6The dry unit weight of a soil sample is 15.8 kN/m3. The porosity is 0.4, and the degree of saturation is 0.5. Findthe following properties of the soil sample:a) The moist unit weight, yb) The saturated unit weight, YSATc) The specific gravity, Gs

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Answered: ◆ Problem 6 The dry unit weight of a…

Fundamentals of Geotechnical Engineering (MindTap Course List)

5th Edition

ISBN:9781305635180

Author:Braja M. Das, Nagaratnam Sivakugan

Publisher:Braja M. Das, Nagaratnam Sivakugan

Chapter3: Weight-volume Relationships And Plasticity

Section: Chapter Questions

Problem 3.5P

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→ Problem 1 A soil sample occupies a total volume of 0.33 ft³, with a total weight of 39.93 lbs. The specific gravity is 2.67, and the weight of soil solids found within the sample is 34.54 lbs. Find the following properties of the soil sample: a) The dry unit weight, yd b) The moist unit weight, y c) The water content, w d) The void ratio, e e) The degree of saturation, S
◆ Problem 2 A soil sample occupies a total volume of 0.2 ft³, with a total weight of 23 lbs. The specific gravity is 2.70, and the water content is 11%. Find the following properties of the soil sample: a) The unit weight, y b) The dry unit weight, yd c) The void ratio, e d) The porosity, n e) The degree of saturation, S f) The volume of water, Vw
◆ Problem 5 The specific gravity of a soil sample is 2.71. The water content is 21.5%, and the void ratio is 0.75. Find the following properties of the soil sample: a) The unit weight, y b) The dry unit weight, yd c) The degree of saturation, S
The total volume of a soil specimen is 80,000 mm^3 and has a mass of 152 g. the dry mass of the specimen is 122g, and the density of the soil is 2.65 Mg/m^3. Compute the following index properties: (a) e; (b) n; (c) S; (d) ρt; and (e) ρd. Include phase diagrams.
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 (…
Subject: Geotechnical Engineering/Soil Mechanics A soil sample having a mass of 1850 grams and a volume of 0.001 m^3 was taken from the field. It has a moisture content of 12%. The density of the solid articles was found to be 2.620 kg/m^3 . Determine the following: a.) dry density b.) dry unit weight c.) void ratio d.) degree of saturation
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Problem 4) The wet unit weight of a soil sample is 18.55 kN/m^3. Its specific gravity of solids and water content are 2.72 and 12.3%, respectively. Find the dry unit weight, void ratio, and degree of saturation.
Problem Set 1 Signature Problem 1: (20 pts) A soil sample has a moisture content of 32%, while its degree of saturation and moist unit weight is 85% and 17.5 kN/m³ respectively. a. What is the specific gravity of the soil solids? b. What is the void ratio of the soil sample? c. What is the porosity of the soil sample? d. What is the dry unit weight of the soil sample?
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1. From the following data of a soil sample: Sample size 3.81 cm dia. x 7.62 cm ht. Wet weight = 1.668 N Oven-dry weight = 1.400 N Specific gravity = 2.70 Detemine the water content (%), dry unit weight (kN/m3), bulk unit weight (kN/m3), void ratio, and the degree of saturation (%).
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◆ Problem 6 The dry unit weight of a soil sample is 15.8 kN/m3. The porosity is 0.4, and the degree of saturation is 0.5. Find the following properties of the soil sample: a) The moist unit weight, y b) The saturated unit weight, YSAT c) The specific gravity, Gs