Principles of Foundation Engineering (MindTap Course List)
8th Edition
ISBN: 9781305081550
Author: Braja M. Das
Publisher: Cengage Learning
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Chapter 2, Problem 2.4P
(a)
To determine
Calculate the void ratio of soil.
(b)
To determine
Calculate the porosity of soil.
(c)
To determine
Calculate the specific gravity of soil solids.
(d)
To determine
Calculate the saturated unit weight of soil.
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A saturated soil specimen has w=36% and Yd=85.43 lb/ft*3 determine;
a.)void ratio
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A saturated soil specimen has w = 36% and ᵞd = 85.43 lb/ft3. Determine: Specific gravity of soil solids
A soil specimen has a volume of 0.06 m3 and a mass of 89.5 kg. Given: w=16%, Gs = 2.64. Determinea. Void ratio
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Chapter 2 Solutions
Principles of Foundation Engineering (MindTap Course List)
Ch. 2 - Prob. 2.1PCh. 2 - Prob. 2.2PCh. 2 - Prob. 2.3PCh. 2 - Prob. 2.4PCh. 2 - Prob. 2.5PCh. 2 - Prob. 2.6PCh. 2 - Prob. 2.7PCh. 2 - Prob. 2.8PCh. 2 - Prob. 2.9PCh. 2 - Prob. 2.10P
Ch. 2 - Prob. 2.11PCh. 2 - Prob. 2.12PCh. 2 - Prob. 2.13PCh. 2 - Prob. 2.14PCh. 2 - Prob. 2.15PCh. 2 - For a normally consolidated soil, the following is...Ch. 2 - Prob. 2.17PCh. 2 - Prob. 2.18PCh. 2 - Prob. 2.19PCh. 2 - Prob. 2.20PCh. 2 - Prob. 2.21PCh. 2 - Prob. 2.22PCh. 2 - Prob. 2.23PCh. 2 - Prob. 2.24PCh. 2 - Prob. 2.25PCh. 2 - Prob. 2.26PCh. 2 - Prob. 2.27P
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- PROBLEM 1 The following are given for a specimen of soil: M = 300 g, Msolid = 170 g, Gs = 2.72 and S = 70%. Determine: a. Total Volume of the soil sample. b. Porosity of the specimen. C. Volume of water to be added to make the soil fully saturated.arrow_forward2. The field unit weight of the soil sample 1s 1960 kg/m3 and the unit weight of the soil particle is 2700 kg/ m. If the emax = 0.69 and emin = 0.44, determine the following: a) Specific gravity b) Dry unit weight if water content is 15% c) Porosity d) Relative density e) Saturated unit weight f) Effective unit weight g) Weight of water in KN that must be added per m3 for a 90%-degree saturation h) Mass of water in kg to be added per 2.5m3 to reach full saturation i) If max dry unit weight is 18KN/m³, what is the percentage compaction? j) Is it within the allowable compaction range of 95 of relative +0.2?arrow_forwardAsaparrow_forward
- The data of soil specimen are given below; Y(pcf) = 128.9, S% = 48.7 Y(pcf) = 131.4, S% = 78.8 a. Solve for the void ratio of soil specimen. b. Calculate the specific gravity of the soil solids. c. Find the porosity of the soil specimen.arrow_forwardThe 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.arrow_forward9. A soil specimen having a volume of 0.012 m³ has a specific gravity of 2.60. It has a moist mass of 20.6 kg and a dried mass of 16.1 kg. a. Compute its void ratio. b. Compute its degree of saturation. c. Compute the dry unit weight of the soil.arrow_forward
- 1. A saturated 100 cm³ clay sample has a natural water content of 30%. It is found that the shrinkage limit occurs when the water content is 19%. If the sp. gr. of soil is 2.70.a. Compute the shrinkage ratio.b. Compute the volume of the sample.c. Compute the mass of dry soil samplearrow_forwardSituation 2. A granular soil located in a borrow pit is found to have an in place dry density of 1895 kg/m^3. In the laboratory, values of dry maximum density and minimum density are determined as 2100 kg/m^3 and 1440 kg/m^3, respectively. a. Compute the relative density of the soil in the borrow pit. b. Compute the void ratio of the soil in the natural condition if the maximum and minimum densities indicate void ratio ratios of 0.28 at the max density and 0.92 at minimum density. c. Compute the specific gravity of this soil.arrow_forward13 For a given soil, Pa = 1800 kg/m³ and n = 0.3. Determine: a. Void ratio b. Specific gravity of soil solidsarrow_forward
- A soil sample has a density of 1,825 kg/m^3.t weighs 1,730 kg/m 3 when dry. The unit weight of the soil particle is 2,600 kg/m*3. Determine the following: a.) Maisture content b.) Void ratio c.) degree of saturationarrow_forward1. (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 (…arrow_forwardAsaparrow_forward
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