The relationship between the specific gravity of sand (G) and the hydraulic gradient (i) to initiate quick condition in the sand layer having porosity of 50% is G = Ai + 1. The value of A is %3D
Q: A 10 m thkck clay layer is resting over a 3 thick sand layer and is submerged. A fill o thick sand…
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Q: There is an upward flow of 0.06 ml/s through a sand sample with a coefficient of permeability 3 ×…
A: Q = k i A =k ×hL×A Where, Q - Discharge = 0.06 x 10-6 m3/s k - Coefficient of permeability = 3…
Q: A soil profile consists of sand (9-m thick) which overlies a layer of clay (5-m thick). Ground water…
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Q: A layer of clay of 6.5 m thickness is located between two sand layers. The coefficient of…
A: This question is related to the Consolidation from soil mechanics.
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A: Given data : Angle of internal friction (ϕ)=30∘
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Q: A 3m thick layer of saturated clay (two-way drainage) under a surcharge loading underwent 90%…
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Q: Evaluate the reduction in the thickness of the clay layer in m
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Q: A uniform loading of 150kPa is applied at a 28 m Χ 28 m area. Please calculate the consolidation…
A: Since you have asked multiple questions, we will solve the first question for you. If you want any…
Q: A layer of soft clay having an initial void ratio of 2 is 10 m thick. Under a compressive load…
A: Using formula of one dimensional consolidation. The thickness change can be calculated
Q: A layer of soft clay having an initial void ratio of 1.0 is 9.00 m. thick. Under a compressive load…
A: Given data, Initial void ratio eo = 1 Initial thickness Ho = 9 m Change in void ratio ∆e = (1/4)eo =…
Q: A soil profile consists of sand (7-m thick) which overlies a layer of clay (9-m thick). Ground water…
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Q: The coefficient of active earth pressure for a loose sand having an angle of internal friction of…
A: Given data : The value of angle of internal friction=ϕ ϕ=30∘ Required : Coefficient of active…
Q: A clay layer 12ft thick rests beneath a deposit of submerged sand 26ft thick. The top of the sand…
A: Given Depth of sand layer= 26 ft Depth of clay layer = 12 ft Depth of water = 10 ft Saturated…
Q: Water depth in a lake is 3 m. A soil sample was collected from the sediment in the lake and the…
A: Draw the cross-section from the data provided in the table. Assume the entire top clay layer is…
Q: The results of a consolidated undrained test, in which o3 = 392 kN/m², on a normally consolidated…
A: Given : Results of a consolidated undrained test on a normally consolidated clay σ3 =…
Q: A 5 m thick clay layer lies between two layers of sand each 4 m thick, the top of the upper layer of…
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Q: A soil profile consists of sand (4-m thick) which overlies a layer of clay (8-m thick). Ground water…
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Q: A layer of soft clay having an initial void ratio of 2.00 is 10m thick. Under a compressive load…
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Q: A soil profile consists of sand (6-m thick) which overlies a layer of clay (5-m thick). Ground water…
A: Given data
Q: (1) Is the clay a normally consolidated, overconsolidated or underconsolidated soil? (1pt) (2) The…
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Q: A soil profile consists of sand (7-m thick) which overlies a layer of clay (9-m thick). Ground water…
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Q: 2.11 Consider the three layered soil strata shown in the figure below. The thickness and coefficient…
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Q: The soil profile at a site for a proposed office building consists of a layer of fine sand 10.4 m…
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Q: A 10 m thick clay layer is resting over a 3 m thick sand layer and is submerged. A fill of 2 m thick…
A: Given:- coefficient of compressibility of clay =2.2 x 10 -4m2/kN coefficient of consolidation of…
Q: an undisturbed 1200 cm^3 sample of sand weighs 19.5 N when dry. The void ratios at the maximum and…
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Q: A uniform collapsible sand stratum, 2.5 m thick, has specific gravity of its sand as 2.65, with a…
A: given- H=2.5 mG=2.65e=0.65
Q: A uniform sand stratum 2.5 m thick has a specific gravity of 2.62 and a natural void ratio of 0.62.…
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Q: The relationship between the specific gravity of sand (G) and the hydraulic gradient (i) to initiate…
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Q: A thin layer of silt exists at a depth of 18 m below the surface of the ground. The soil above this…
A: Given data: depth of the silt layer (d) = 18m dry density of the soil layer γdry= 15 kN/m3 average…
Q: A Dry sand; e = 0.55 G, = 2.66 3 m B Water table 15 m Sand G, = 2.66 e = 0.48 5 m Clay w = 34.78% G,…
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Q: A clay layer 12ft thick rests beneath a deposit of submerged sand 26ft thick. The top of the sand…
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Q: Problem 5 From the figure shown, the void ratio of the sand is 0.55 with a specific gravity of 2.68.…
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Q: A layer of soft clay having an initial void ratio of 2.00 is 10 m thick. Under a compressive load…
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Q: There is an upward flow of 0.06 ml/s through a sand sample with a coefficient of permeability 3 ×…
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Q: A soil profile consists of sand (5-m thick) which overlies a layer of clay (4-m thick). Ground water…
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Q: Q: The results of two drained triaxial tests on a saturated clay follow: Specimen I: 03=70 kN/m2…
A: Cohesion will be zero in drained saturated case.
Q: sand layer has e boiling is experienced. and s Determine the hydraulic gradient at which point
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Q: 10 - During unconfined compression test on 5 cm diameter intact rock sample the force at failure…
A: Given:- The diameter of the rock sample = 5 cm = 50 mm The force at failure = 19.63 kN To…
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Q: Total predicted settlement due to consolidation of a low clay layer a certain pressure is 150mm. If…
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Q: The porosity of a sample of saturated sand in the loose state was 50%. Find the critical hydraulic…
A: Given data : Porosity (n%)=50 Specific gravity of soil (GS)=2.6 To find : Critical hydraulic…
Q: For a clay layer in the field, the following values are given: • Thickness of clay layer = 3 m •…
A: cσi=130kPaσf=130+65=195kPaσP=1.5σi=195kPa
Q: The hydraulic head that would produce a quick sand condition in a sand stratum of thickness 1.8 m,…
A: Given data : Specific gravity (G)=2.65Void ratio (e)=0.65Thickness =1.8 m
Q: Problem (3) The hydraulic conductivity of a sand specimen at a void ratio of 0.55 is 0.051cm/sec.…
A: Given data: k0.55=0.051 cm/sk0.7=?
Q: Determine the settlement, in mm, on a layer of clay due to an inc loads above it under the following…
A: According to given data Option A =0.241 is correct option , Calculation is given in step 2
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- The hydraulic conductivity of a sand at a void ratio of 0.750 is 0.047 cm/s. Estimate the coefficient of permeability at a void ratio of 0.450 1. Using Casagrande equation 2. Using Kozeny-Carman equationA sand with Gs= 2.66 and void ratio e=0.60 is completely dry. It been becomes wetted by a rising groundwater table. Compute the unit weight in KN/cu.m. under the following conditions:a) When the sand is completely dryb) When the sand is 40% saturatedc) When the sand is completely saturatedA588 cm³ volume of moist sand weighs 1010 gm Its dry weight is 918 gm and specific gravity of solids, G is 2.67. Assuming density of water as 1 gmlcm³, the void ratio is
- A sandpackof uniform fine grains has an effective porosity of 0.2. The average grain size diameter is approximately 1/8 mm. Calculate the permeability of unconsolidated sand pack.For a laboratory consolidation test on a clay specimen (drained on both sides) the following results were obtained: Thickness of clay soil= 25 mm; P1 = 50 kPa; P2 = 120 kPa; e1 = 0.92; e2 = 0.78; Time for 50% consolidation= 2.5 min. Tv = 0.197. Determine the coefficient of compressibility in m2/kN.include fbd pls.an undisturbed 1200 cm^3 sample of sand weighs 19.5 N when dry. The void ratios at the maximum and minimum unit weight were determined to be 0.43 and 0.92. The specific gravity of solids is known to be 2.73. Calculate the wet unit weight of sand in kN/m^3 if t has a 20% moisture
- A bed of sand consists of three horizontal layers of equal thickness. The value of k for the upper and lower layers is 1x10-4 m/s. What is the ratio of the average permeability of the bed in the horizontal direction to that in the vertical direction?At 0.45 porosity the hydraulic conductivity of the sand is 0.010 cm/sec. What is the hydraulic conductivity at n = 0.50. a) 0.090 cm/sec b) 0.017 cm/sec c) 0.10 cm/sec d) 0.055 cm/sec make it fastThe coefficient of permeability of fine sand is 0.12 cm/sec at a void ratio of 0.37. Estimate the increase in the permeability using the (a) kozeny-carman formula (b) casagrande formula of the same sand when its void ratio has increased by 0.45.
- A sand layer 6m high overlies a clay layer that is 8m high. Ground water table is at the interface of a sand and clay. The unit weight of sand is 16.16kn/m3, saturated uni weight of clay is 19.65kn/m3, void ratio of clay is 0.74, Liquid limit= 44. Determine the settlement (mm) of the consolidating layer for a stress increase of 52.4kpa. Use stored value. Answer in 5 decimal places.A glass container with pervious bottom containing fine sand in loose state (void ratio = 0.8) is subjected to hydrostatic pressure from underneath until quick condition occurs in the sand. If the specific gravity of sand particles = 2.65, area of cross-section of sand sample= 10 cm2 and height of sample = 10 cm, compute the seepage force in N acting from below. a. 9.17. b. 0.9 c. 0.45 d 7.29A glass container with pervious bottom containing fine sand in loose state (void ratio = 0.8) is subjected to hydrostatic pressure from underneath until quick condition occurs in the sand. If the specific gravity of sand particles = 2.65, area of cross-section of sand sample= 10 cm2 and height of sample = 10 cm, compute the head of water in cm required to cause quicksand condition. a.9.17 b.0.45 c.7.29 d.0.9