Fundamentals of Geotechnical Engineering (MindTap Course List)
5th Edition
ISBN: 9781305635180
Author: Braja M. Das, Nagaratnam Sivakugan
Publisher: Cengage Learning
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Chapter 3, Problem 3.5P
To determine
Show the unit weight of a soil
Obtain the equation for dry unit weight
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- please solve it with clear hand writingarrow_forwardProblem 5 A soil sample has a void ratio of 0.72, moisture content of 12% and a specific gravity of 2.72. Determine1. dry unit weight2. moisture unit weight3. weight of water in KN/m^3 to be added for 80% degree of saturationarrow_forwardTwo undisturbed soil samples, each having a volume of 0.1 ft^3, are collectedfrom different depths of the same soil layer. For sample A, located above thegroundwater table, W = 11 lb and w = 9%. Sample B is located below thegroundwater table. If Gs = 2.68, determinea. Void ratio of Ab. Degree of saturation of Ac. Water content of Bd. Total weight of Barrow_forward
- 2. 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_forwardFor a given soil, derive the following relation by drawing the three-phase diagram: Given: Yt = Gs Yw (1 − n) (1 + w) W Yt = Gs Yw (1 − n) (1 + w) Required Derive the following Relationarrow_forwardAnswer e, f and garrow_forward
- solve 3.3 with clear hand writingarrow_forward2. please answer correctly and show the solutionarrow_forward1. 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).arrow_forward
- For a given soil, derive the following relation by drawing the three-phase diagram: γt = Gs γw (1 − n) + n S γwarrow_forwardin a partially saturated soil e (void ratio) = 1.2; w = 30%; Ss = 2.66; calculate the γm(specific gravity of soil mass) and γd (dry specific weight of sample) of said soil. complete the diagram show in the image. I WILL RATE IT.arrow_forward4. Determine the PI and LI for a soil with the following parameters. Would you expect this soil to be soft or stiff? Will it be brittle or plastic? W₁ = LL = PL = 55 59 31 5. Will the above soil be soft or stiff? How do you know?arrow_forward
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ISBN:9781305635180
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