Questions
For an edge flat panel, given that Vu=160 k , slab thickness = 10 in, d...

For an edge flat panel, given that Vu=160 k , slab thickness = 10 in, d = 9 in, fc'= 3000 psi , fy = 60000 psi, column dimensions 24 x 24 in . Answer the following questions : a- Is shear reinforcement required ? (show your calculations) b- Will shear reinforcement solve the problem ? (show your calculations) c- Determine the parameter required to resist the given ultimate shear load then find a . d- Determine the stirrups spacing S . e- Determine the number of stirrups .

In: Civil Engineering

Explain how concrete cubes are manufactured on site under the following titles; sampling, compaction, curing and...

Explain how concrete cubes are manufactured on site under the following titles; sampling,

compaction, curing and traceability

In: Civil Engineering

The Mass Moment of Inertia of a body is a property that measures the resistance of...

The Mass Moment of Inertia of a body is a property that measures the resistance of the body to angular acceleration

True

False

The Parallel-Axis Theorem is I = IG + md2

True

False

The resultant (summation) moment about the mass center due to all the external forces is equal to the moment of inertia about center of mass times the angular velocity of the body.

True

False

Mathematically, three equations with four unknowns cannot be solved.

True

False

The kinetic energy of a rigid body can be expressed as the sum of its translational and rotational kinetic energies.

True

False

To find the kinetic energy of a rigid body with Pure Translation, the rotational kinetic energy is not zero.

True

False

Reactions at fixed supports do no work because the displacement at their point of application is zero.

True

False

In: Civil Engineering

Why is Water Resources Engineering considered an interdisciplinary field? Explain briefly and draw a complex diagram...

Why is Water Resources Engineering considered an interdisciplinary field? Explain briefly and draw a complex diagram involving all (concepts, sciences, mathematics, physics, and everything).

In: Civil Engineering

Why should project manager even if only involved in the financial aspects of a project be...

Why should project manager even if only involved in the financial aspects of a project be aware of codes, standards, acts regulations and building legislation

In: Civil Engineering

Q3:Highlight how time is an important parameter in construction management. Also discuss how resource management influences...

Q3:Highlight how time is an important parameter in construction management. Also discuss how resource management influences the duration of a project.


In: Civil Engineering

Design of Rigid pavement for new construction - USING AASHTO METHOD

Design of Rigid pavement for new construction - USING AASHTO METHOD

In: Civil Engineering

1. (2 pts) What things do we need to be measured during the consolidation test? 2....

1. (2 pts) What things do we need to be measured during the consolidation test? 2. (2 pts) What is the difference between primary consolidation and secondary consolidation? 3. (4 pts) Using a semi‐log plot of time versus dial readings describe the procedure that are used to determine the coefficient of consolidation cv? 4. (2 pts) Does the laboratory sample in the consolidation test deform laterally? 5. (2 pts) How many drainage paths are there in a consolidation test? 6. (4 pts) Describe how an oedometer can be used to determine the volumetric changes in a soil sample due to wetting over a range of vertical pressures? 7. (2 pts) What assumption do we make to permit us to compute settlement (vertical changes in ground surface) using the volumetric changes in a soil tested in the consolidation test?

In: Civil Engineering

urgent Design a constructed wetland that can effectively treat a domestic wastewater containing high content of...

urgent

Design a constructed wetland that can effectively treat a domestic wastewater containing high content of BOD and ammonia N.

In: Civil Engineering

After drilling generally casing is done. Assume in one well the casing failure has taken place...

After drilling generally casing is done. Assume in one well the casing failure has taken place due which the operator has faced a problem in the well. Based on understanding how the selection of different types of casing is done (4marks). Support your answer with a neat diagram (1mark).

In: Civil Engineering

Suggest possible ways to significantly reduce the size of a common secondary sewage treatment plant (e.g....

Suggest possible ways to significantly reduce the size of a common secondary sewage treatment plant (e.g. Shatin Sewage Treatment Plant) without lowering the treatment performance.

In: Civil Engineering

You are overseeing the plans for construction of a new highway. Someone proposes using cheaper, substandard...

You are overseeing the plans for construction of a new highway. Someone proposes using cheaper,
substandard materials to control/treat water flowing off the construction site. The water on the
construction site contains measureable concentrations of sediments, oils from vehicles, heavy metals, and
components of asphalt. A recreational lake is nearby and downgradient from the construction site. This is
a substantial slope (10% grade) across the site.
a) (5 points) LIST the three pillars of sustainability and EXPLAIN how this issue connects to each
pillar.
b) (5 points) Assuming you are a licensed engineer, what is your ethical obligation to the public
AND other licensed engineers working on this job? [Your response should cover ethical
obligations to both parties.]
c) (5 points) LIST and DESCRIBE at least two ways to control fluvial (water) erosion on this site.

In: Civil Engineering

Results obtained from a tension test on a bar of uniform cross section 10 mm x...

Results obtained from a tension test on a bar of uniform cross section 10 mm x 10 mm subjected to an axial pull of 8000 N were tabulated. The lateral dimensions of the bar were found to be changed to 9.9985 mm x 9.9985 mm while using a material having modulus of rigidity equal to 0.8 x 107 N/cm2. By determining the values for different moduli, identify the properties of material and establish the relationship between them. What changes will happen to the volume if the length of the bar is equal to 2.5 m? Based on the results obtained discuss how the elastic constants are related to the deformation of the bar?   

In: Civil Engineering

Scenario Question. Omani company for investment ( OCI ), is one of the biggest business company...

Scenario Question.

Omani company for investment ( OCI ), is one of the biggest business company in Oman, it has diverse varieties of investment, one of these businesses is an old tower building, 20 floors located in Seeb area used as offices by multiple companies.

OCI decided to change the purpose of the building to a residential building, so it started to plan to demolish the building through one of its construction company.

The location description of the building is located in a very crowded area, the main gate of the building opening to the main road in the North direction, East and West directions of the building attached to two buildings, the South direction of the building is next to a wadi. after the company communicated its plan to all governmental authorities, the municipality requested that the work should be finish in a very short time due to the nature of the area.

Task's questions:

1/ Identify which suitable technique of demolition that the company has to follow and why?

2/ Mention all the important precautions that should be taken by the demolition contractor.

3/ Discuss the method statement of the demolition operation.  

In: Civil Engineering

Consider the frame shown in (Figure 1). Supports at AA and DD are fixed. EIEI is...

Consider the frame shown in (Figure 1). Supports at AA and DD are fixed. EIEI is constant.

Figure

1 of 1The figure shows a frame. The frame extends 15 feet upward from end A fixed to a horizontal surface to B. Then, it extends 20 feet to the right from B to C and then 10 feet downward from C to end D fixed to a horizontal surface. A force of 8 kips acts to the right at B.

Part A

Determine the internal end moment MABMAB acting on member ABAB at AA measured clockwise.

Express your answer using three significant figures. Enter positive value if the moment is clockwise and negative value if the moment is counterclockwise.

View Available Hint(s)

MABMAB =

nothing

k⋅ftk⋅ft

Submit

Part B

Determine the internal end moment MBAMBA acting on member ABAB at BB measured clockwise.

Express your answer using three significant figures. Enter positive value if the moment is clockwise and negative value if the moment is counterclockwise.

View Available Hint(s)

MBAMBA =

nothing

k⋅ftk⋅ft

Submit

Part C

Determine the internal end moment MBCMBC acting on member BCBC at BB measured clockwise.

Express your answer using three significant figures. Enter positive value if the moment is clockwise and negative value if the moment is counterclockwise.

View Available Hint(s)

MBCMBC =

nothing

k⋅ftk⋅ft

Submit

Part D

Determine the internal end moment MCBMCB acting on member BCBC at CC measured clockwise.

Express your answer using three significant figures. Enter positive value if the moment is clockwise and negative value if the moment is counterclockwise.

View Available Hint(s)

MCBMCB =

nothing

k⋅ftk⋅ft

Submit

Part E

Determine the internal end moment MCDMCD acting on member CDCD at CC measured clockwise.

Express your answer using three significant figures. Enter positive value if the moment is clockwise and negative value if the moment is counterclockwise.

View Available Hint(s)

MCDMCD =

nothing

k⋅ftk⋅ft

Submit

Part F

Determine the internal end moment MDCMDC acting on member CDCD at DD measured clockwise.

Express your answer using three significant figures. Enter positive value if the moment is clockwise and negative value if the moment is counterclockwise.

View Available Hint(s)

MDCMDC =

nothing

k⋅ftk⋅ft

Submit

Part G

Complete previous part(s)

Part H

Complete previous part(s)

Part I

Complete previous part(s)

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In: Civil Engineering