Define the Evaluation of Drained Youngs Modulus from CPT ?
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A: ILook at the % passing through No 200:=50%>35%so clay and silt…
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Q: Using AASHTO Classification System, determine the following: (a) Group Index (b) Soil Classification…
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Q: Question attached
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Q: Describe about the consolidated–drained (C–D) shear test.
A: Shear test is used to determine the shear parameter of the soil.
Q: Discuss limitations of soil erosion equation RUSLE(A=R×K×LS×C×P)
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Q: It is necessary to specify compaction tests.
A: Yes, it is necessary to specified compaction test for given soil. Compaction test in soil is useful…
Q: Question attached
A: Volume of Fill: The volume of fill is the amount of fill that need to be filled in the particular…
Q: Using AASHTO Classification System, determine the following: (a) Group Index (b) Soil Classification…
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Q: Define the merits of dynamic compaction technique?
A: Dynamic compaction technique is a method to increase the density of soil by drooping heavy weight…
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Q: (a) Determine the volume and weight of the soil from the borrow pit required to construct the…
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Q: Calculate the interill erosion rate during storm
A: This question is from irrigation subject.
Q: Are flow nets to study subsurface flow appropriate only to coarse-grained soil with a high…
A: Flow nets are the graphical representation of the flow of water through soil mass. It is a…
Q: How does the subsurface drainage, filtration, and separation functions can be accomplished?
A: The subsurface drainage, filtration, and separation functions can be accomplished by using…
Q: What is the soil type based on the USCS classification cent paing Sieve#4, 52% Per nt pass g…
A: Step1:Look at the % passing through sieve no 200=10<50%⇒COARSE GRAINED SOIL
Q: Dynamic loading, Vibro static test, Standard proctor and modified proctor are tests to determine…
A: Consolidation is the process by which the soil is well distributed and its value is pressed by the…
Q: Define the compaction grouting. To which type of soils is it applicable. What are its advantages and…
A: Compaction grouting is a technique of ground improvement that involves the slow and controlled…
Q: No. of blows, Moisture Content , % 16 36.5 20 33.1 28 27.0 Plastic limit = 12.2% Determine the…
A: IP= WL-WphereWL=liquid limitWp= plasticity limitIP= plasticity indexso IP=27-12.2IP=14.8%
Q: Q- If a soil has a voids ratio of 0.68 and water percolating through it has a discharge velocity of…
A: Given data- void ratio e=0.68discharge velocity V=1.35×10-2 cm/sTo Find-The seepage velocity Vs
Q: 4- For a valid BOD test, Why dilution is needed?
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Q: Q5: A consolidated-drained triaxial test was conducted are as follows: 03 120 kN/m? (Ao)-180 kN/m2…
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Q: Write on the following Test indicating diagrams where necessary. i. CBR Test. ii. Compaction Test.…
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Q: Your company has won a contract to provide and compact the fill material for an earth levee with the…
A: Given, γdry,fill = 16.65 kN/m3 OMC = 18% Gs = 2.68 Volume carried by truck per trip = 11.5 m3
Q: For a falling-head permeability test, the following are given: length of specimen = 15.1 in., area…
A: A falling head permeability data such as length of specimen, diameter, head falling time, initial…
Q: Describe Stress Path for Tests in Consolidated–Drained Conditions
A: A stress path is a curve which shows the changes in stresses as the load acting on the soil specimen…
Q: Q2/ For proposed Earth Dam fill, the soil will be compact to (95%) of standard proctor dry density.…
A:
Q: Discuss five limitations of soil erosion formula(RUSLE)
A: limitations of soil erosion formula(RUSLE) are:
Q: Explain the most important characteristics in the design of a sedimentation tank?
A: Sedimentation is the process of removal of fine suspended particles which cannot be removed in…
Q: Silty clay Y- i18 Iivn C,- 700 Ib/ft 20 ft Groundwater Plasticity index, PI = 15 table . Silty clay…
A: Given : Equation 9.45, fav = 0.02 pa(N60) Equation 9.46, fav = 0.01 pa(N60) Equation 9.47, fav =…
Q: Classify the following soil by the AASHTO classification system. Percent passing No. 4 sieve =…
A: AASHTO Classification system:- This method is also known as Highway Research Board Classification…
Q: Hollow has an existing horizontal-flow sedimentation tank with an overflow rate of 17 m3/d · m2.…
A: Introduction- A sedimentation tank, also known as a settling tank or filtration, is an element of a…
Q: Given year of fill sediment =50 yr, Increment volume = 7000 acre-ft, trap efficiency = 90% and 91% ,…
A: Volume increment=7000acre -ft Year of fill of sediment=50
Q: Q2/ For proposed Earth Dam fill, the soil will be compact to (95%) of standard proctor dry density.…
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Q: Explain the following including diagrams where necessary 1. CBR Test. 2. Compaction Test.…
A: CBR Test: California Bearing Ratio test, is performed to determine the resistance offered by soil…
Q: What is the required surface area of a sedimentation tank (in ft2, no decimal point) for water with…
A: Given, Flow rate = 7.6 MGD = 7.6×106 gallon/ dayOverflow rate =800 gpd/ft2
Q: 6. For the data below, classify the soils according to USCS: (b) 65% material retained on No. 4…
A: “Since you have posted a question with multiple sub-parts, we will solve the first three subparts…
Q: A surcharge and sand drain installation is proposed for an airport project to accelerate the…
A: Given: Diameter of sand drains, d w= 1.5 ft Plan area diameter, d d=15 ft Coefficient of…
Q: Explain how is liquefaction risk reduced in a loose sandy soil?
A: Liquefaction risk can be reduced in a loose sandy soil by the soil improvement of foundation of the…
Q: What are shear strength result of the consolidated–drained (C–D) shear test?
A: - The consolidated drained shear test is used to determine stability of retaining wall in sandy…
Q: ; Classify according to USCS and AASHTO: 16% fine gravel (20 mm max size), 61% fine sand, 23% silty…
A: Fine gravel=16% Fine sand=61% Silty fines=23% Liquid limit, LL=33% Plastic limit, PL=27% Hence,…
Q: Define Compaction tests
A: Soil compaction is the process of applying mechanical compaction effort to the soil in order to…
Q: Describe the procedures to check the percolation rate for a soil?
A: The percolation analysis is conducted to evaluate the soil's absorption potential. This test is…
Q: A fill shall be compacted. A minimum of test/s for every 500 m2 should be performed for every lift…
A: Question is related to compaction of fill.
Define the Evaluation of Drained Youngs Modulus from CPT ?
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- Question:- Demonstrate that the contraction scour can be classified as being “live-bed” at a bridge that crosses a stream bed of fine gravel (D50 = 0.0196-ft) when the stream is flowing at 6.8 ft/sec at a depth of 8.5 ft upstream of the contraction?Are flow nets to study subsurface flow appropriate only to coarse-grained soil with a high coefficient of permeability? Explain.What is the required surface area of a sedimentation tank (in ft2, no decimal point) for water with a flow rate of 7.6 MGD, a solid concentration of 10 mg/L, and the required overflow rate is 800 gpd/ft2?
- Q2/ For proposed Earth Dam fill, the soil will be compact to (95%) of standard proctor dry density. The test of borrow area indicate that (ydmax = 18 kN/m3) at optimum moisture content (11%). The soil of borrow area at natural condition has (e = 0.65) and (Gs = 2.68). Determine the minimum volume ofborrowrequired to make (600,000 m3 ) of acceptable compacted fill.The following soil as specified by the AASHTO System has the following results:Percent finer than No. 10 sieve . . . . . . . . . . . . . 90Percent finer than No. 40 sieve . . . . . . . . . . . . . . 76Percent finer than No. 200 sieve . . . . . . . . . . .. . 34Liquid limit = 37Plasticity index = 12Calculate the partial group index for the soil that belongs to groups A-2-6.Subject: Ground improvement techniques Program: civil transportation engineering Q: What types of soil could be best improved by this method.