Why is it difficult to obtain samples of gravelly soils and use them in laboratory collapse tests?
Q: What are the consolidation properties of a soil?
A: The consolidation of soil is the mechanical process due to which the soil changes its volume…
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Q: Describe four soils exploration methods
A: Question is based on soil exploration . Process of gathering data for analysis and assessment of it…
Q: 1) Elaborate and explain briefly the triaxial compression test for the determination of the shearing…
A: Geotechnical engineering, otherwise called geotechnics, is the part of structural designing that…
Q: Explain some of the negative effects of too much sand in the soil and how can these effects be…
A: Solution: Negative effects of the increased amount of sand in the soil are: 1. If too much sand will…
Q: Explain Drilling Techniques in Caving or Squeezing Soils
A: Drilling techniques are normally the final stages of exploration Drilling cost vary widely…
Q: What is composition of ‘fines’ in slit categories of soil?
A: Silt:
Q: Explain about the zones used in the Terzaghi's bearing capacity analysis for dividing the failure…
A: in terzaghi's bearing capacity analysis , failure zone are divided into 3 parts 1.the triangle zone…
Q: State an equation for consolidation settlement of a normally consolidated soil?
A: The process by which soil changes its volume with respect of change in pressure is called as soil…
Q: For a soil with a CBR = 3, a single wheel load = 89 kN 2,000 passes & we can accept 2 to 4 inch…
A: Given Data:CBR=3Wheel load=89kNpasses=2000Ruts=2-4 inchs
Q: It affects the consolidation behavior and strength of soil?
A: The increase of applied stress affects the consolidation behaviour and the strength of soil.…
Q: What relationship exists between permeability and void ratio for given soil? Explain.
A: The permeability of a soil depends on the size of voids ( void ratio). As there is increase in water…
Q: The three principal modes of soil failure, established by the patterns of the shearing zones. Where…
A: It is given that the three principal modes of soil failure, established by the patterns of the…
Q: What are the advantages related to performing laboratory compression tests on clay samples obtained…
A: The compression test in which the material undergoes the opposing force which push inward from the…
Q: Please describe the method of earthwork backfill compaction, and what are the factors that affect…
A: A significant portion of the building phase is backfilling. After drilling, backfilling occurs as…
Q: Define method for computing the ultimate bearing capacity of cohesionless soils developed by Parry…
A: The method given by Parry for the ultimate bearing capacity of the cohesion less soils for Df<B:…
Q: Define Skempton's Analysis for Cohesive soils? Explain why it is used ?
A: Solution: Skempton's provides the bearing capacity factor Nc on the basis of this theory,…
Q: What are the different Methods for performing field permeability tests?
A: Various methods for performing field permeability test : A- In case of Saturated Soil zone 1-…
Q: How to measure the spread during the slump flow test?
A: Solution: During the process of slump flow test the viscosity of the mixture can be determined by…
Q: Define the type of shear failure of soil is more likely to happen in the case of very dense soil?
A: Shear failure comes in the picture and is evaluated when any building or super structure if built.…
Q: Define the concept of Correlations for N60 in Cohesive Soil ?
A: N60 is defined as the SPT number as a function of input energy and its dissipation at the sampler…
Q: Why are lightweight structures usually more susceptible to damage from expansive soils?
A: EXPANSIVE soil is a soil which expands when water is added and shrinks when water is not their. Due…
Q: What are the various combinations of the stress state variables that can be used for an unsaturated…
A:
Q: Describe why effective stress is important when evaluating soil behavior
A: Effective stress Karl Terzaghi, the first person who recognize the importance of effective stress.…
Q: Define the Shear Strength in Soils ?
A: Shear strength of a soil is the capacity of the soil to resist shearing stress. or It can be…
Q: Field exploration and soil test were carried out in order to gather important information and soil…
A:
Q: a) What are the typical permeability values for clay and sand, respectively? Discuss how the pore…
A: The permeability or coefficient of permeability can be defined as the rate of flow of water through…
Q: What are the different Methods to Evaluate Settlement of Granular Soils from In Situ Tests ?
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Q: . What problems should be paid attention to in earthfill construction, and describe nain factors…
A: Earthfill construction involves three phases: transportation of concrete from mixer to site,…
Q: What is the porosity of a soil having a void ratio of 1.326? Round off to two decimal places.
A: Minerals, organic matter, water, and air are the four fundamental components of soil. The average…
Q: Define how to improve erosion resistance of sand in stream bed/ river bed ?
A: The process where the soil particles or rock particles are moved with the forces which are natural…
Q: Explain the Seismic Bearing Capacity and Settlement in Granular Soil ?
A: Answer:- Seismic bearing capacity:- In the dynamic earthquake condition, the Coulomb failure…
Q: Under what circumstances would you most likely require integrity testing of newly constructed…
A: Integrity test : An integrity test is commonly used for deep foundations, Such as for a drilled…
Q: What is The criteria used to evaluate the vulnerability of clay-type soils to earthquake?
A: The criteria of cyclic failure is used to evaluate the vulnerability of clay-type soils to…
Q: What type of soil particle alignment (or soil structure) would be expected where a clay had been…
A:
Q: Why the procedure to analyze the effects of secondary compression in a soil layer subject to usual…
A: Secondary compression or 2o consolidation:
Q: 27.1 Why are lightweight structures usually more susceptible to damage from expansive soils? 27.2…
A: Thank you for question. As per honour code we will answer the first question since exact one was not…
Q: Subject: Soil Mechanics What does it mean for a shear test to be a "drained shear test? How do you…
A: Given: Shear test To find: Difference between drained and undrained test.
Q: Explain two techniques of soil investigation which are wide in use?
A: Soil surveys are carried out by site engineers in order to collect details mostly on structural…
Q: Penetration tests have been correlated with soil strength and foundation-bearing capacity, but other…
A: Soil shear strength can be characterized as the resistance to shear stresses and a consequent shear…
Q: The 20ft high clay fill shown below is proposed to be constructed over a layer of soft clay. A 5ft…
A: Given: The properties of soft clay: OCR=1.5Cc=0.22Cr=0.03Cv=0.35e0=1.0 Consider the figure,
Q: Answer the following questions: 1) To compute the settlement for a particular soil sublayer, why…
A: Introduction- The Soil consolidation is the mechanical process through which soil progressively…
Q: Explain the Formulation of Shear Strength of Soil ?
A: Answer:- Shear strength of soil:- The maximum resistance offered by the soil grains against the…
Q: To determine whether the surface zone of the natural soil is adequate for supporting the compacted…
A: Proof-rolling of a sub-grade is defined as the practice in which the responses of the sub-grade to…
Q: In what type of soils can you perform the consolidated drained test? What shear strength parameters…
A: Consolidated drained test is also called as cd -test . In cd test , drainage is permitted…
Q: How does the understanding of the shearing strength of cohesive and cohesionless soils can be…
A: The direct shear test is used to determine the shear strength parameters for a given soil. This test…
Q: What are laterites (or lateritic soils), and why are such soils considered in the category of…
A: Laterite soils- It is defined as the type of soil which is rich in iron and aluminium and is…
Why is it difficult to obtain samples of gravelly soils and use them in laboratory collapse tests?
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Solved in 2 steps
- Is it possible for some soils to be expansive when the normal stress is low, and collapsible when it is high? Explain.What are the most widely used laboratory tests for studying the shear strength of different soils?What relationship exists between permeability and void ratio for given soil? Explain.
- Why is it important to minimize disturbance to soil samples that are going to undergo consolidation testing? Why would it be important to obtain an accurate estimate of the preconsolidation stress?Explain how the Mohr-Coulomb failure criterion is used to determine soil shear strength?Subject: Geotechnical engineering Why is it important to minimize disturbance to soil samples that are going to undergo consolidation testing? Why would it be important to obtain an accurate estimate of the preconsolidation stress?
- What is unconsolidated-un drained test? Explain the practical applications of CD analysis of Clay. Both answers should be in your own wordsHow does the understanding of the shearing strength of cohesive and cohesionless soils can be obtained by reference to the results from triaxial or direct shear tests?In what type of soils can you perform the consolidated drained test? What shear strength parameters can you obtain if you perform this test, depending on the duration of the construction?