Explain the pros and cons of performing falling head permeability tests within the laboratory.

Q: A tank was built on a clay foundation in an old lake bed. The tank remained partially full until two…

A: We need to explain why the second tank failed whereas first did not?

Q: What is the modulus of rupture where the sand-lightweight concrete has an f of 4000 psi? (The result…

A: f'c = 4000 psi  Modulus of rupture fr = 7.5λf'c  λ= 1 for light weight concrete

Q: Explain the working of single-stage tubular type precipitator?

A: Based on number of stages used to charge and remove particles, ESPs are classified into 2 types: 1.…

Q: What are the principles behind the following test procedures: Schmidt hammer test, Windsor probe…

A: The principles behind the test procedures are as follows: 1. Schmidt Hammer Test: When the plunger…

Q: Estimate quantity of given items below of given plan and scction below Hints o Redraw the Table#1…

A: Note : As per guidelines only 3 parts can be solved if you wish for the other parts please repost…

Q: When using geosynthetic as a BARRIER, it is necessary to determine its Flow Capacity. а. True b.…

A: NOTE: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question…

Q: Explain Field permeability tests.

A: Field test of Permeability: There are lots of field test of permeability some of them are mentioned…

Q: Define the Three principal modes of shear failure ?

A: The three principal modes of shear failure are General shear failure, local shear failure, and…

Q: A report on the specific weight and absorbability of concrete aggregates (gravel) with discussion of…

A: To determine the strength or quality of the material, the Specific weight or gravity test of…

Q: What is capillary action and how did it occur in soil?

A:

Q: A cylinder having a diameter of 4.01 inches was tested or compressive strength. The maximum it took…

A: P=72340lb

Q: Explain about the Grouting and injection methods.

A: Grouting refers to the injection of pumpable materials into a rock or soil formation to alter its…

Q: 8) Explain briefly why the regions in the below given graph have curved boundaries rather than…

A: The given graph is a plot between stress/poisson ratio to deformation. Basically the linearity of…

Q: Data for calculating compressive strength: Ø Tested material – cement paste Ø Force destroying the…

A: The given data is: Fc1=25900 N Fc2=26300 N The surface area for the specimen is, A=7.06*7.06=49.84…

Q: Which of the following aggregate gradations can be paved to improve water * permeability? i) Well…

A: Answer -- 2,3,4 option C Well graded aggregate is used for good compaction in which all the…

Q: A 7 in – 17 lb/ft (6.538in ID) casing string is set at 8,000 ft deep in a 8 3/4 in hole. A height of…

A: Calculating the annular volume : V=d21029.4×L bbld=Diameter of hole in inches L=Length of hole in ft

Q: Is there a mechanism that would explain why combined air-water backwashes would preform best?

A: There is a process that, if understood, may provide light on why combined air-and-water backwashes…

Q: Describe in detail why frack-wells fail at such a high rate.

A:

Q: Explain why we need to use the smooth surface of the cubes for compressive strength testing. What…

A: Hi! Thank you for the question. As per the honor code, we’ll answer the first question since the…

Q: What are the conditions required for the notorious frost heave problem to occur? Explain in detail…

A: The frost heave indicates swelling of the soil in upward direction as a result of ice formation due…

Q: Explain the field procedure for injection grouting.

A: Grouting is usually carried out by driving pipes or boring holes into the ground, and then pumping…

Q: Thanks for the help Provide correct answer Determine  minimum  principal stress

A: Given data : Normal stress in X direction σX=-75 KPa Normal stress in Y direction σY=-100 KPa Shear…

Q: A fence has a dimension of 6 meters long and 10 meters high including the portion below normal grade…

A:

Q: SCC and Plain Concrete What is superplasticizer and why do we use it?

A: Superplasticizers (SPs), also known as high range water reducers, are additives used in…

Q: 7.22 Casing with an ID of 10.05 in. and a strength in tension of 450,000 lbf in the joints and…

A: Introduction Casting is a construction method that involves pouring a fluid material into a mold…

Q: WHAT IS THE NSCP MODULUS RUPTURE

A:

Q: If an SPT test gave the average blow count of 32 in fine sand below water table, then what is the…

A: Given that :-Average blow count of 32 in fine sand below water table Calculate the corrected value…

Q: What are the various methods for determining permeability?

A: Permeability is the capacity of a rock layer to transmit water or other fluids, such as oil. The…

Q: Write a report on study on the significance of the ductility test for bitumen

A: Ductility- It is the property of asphalts which helps in permit to undergo deformation without…

Q: Define Volume Change During Loading

A: Structures could be pressured in many ways at the same time, producing stress in those orientations.…

Q: Name four types of grouting and describe how each one works.

A: Grout:   Grout is generally a mixture of water, cement, sand, or chemicals (optional) that are used…

Time and time related variables in engineering

Time is the event progression starting from past to present and then, future statistically. The time-related variable is any particular value in relation to time to assess its changes on a specified (XY) plane.