L&T Energy Hydrocarbon Stress Engineer Interview Questions and Answers

Q1. What is favourable zone in RCC
Ans. 
Favourable zone in RCC refers to the region of a reinforced concrete member where the concrete is in compression and the steel is in tension.
• Favourable zone is the area where the concrete is able to resist compressive forces effectively.

• It is typically located at the top of a beam or slab, where the bending moment is highest.

• In this zone, the steel reinforcement helps to resist tensile forces, while the concrete resist...read more
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Q2. What is lap length
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Lap length is the length of overlap between two reinforcing bars in a concrete structure to ensure proper transfer of loads.
• Lap length is important for ensuring the continuity of reinforcement in concrete structures.

• It is typically specified in building codes and design standards.

• The lap length required depends on factors such as the diameter of the bars, concrete strength, and design loads.

• For example, in a beam, the ...read more
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Q3. Type of lapping in reinforcement
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Lapping in reinforcement involves overlapping two reinforcement bars to ensure continuity and strength in the structure.
• Lapping is commonly used in construction to connect two reinforcement bars together.

• The length of the lap varies depending on the design requirements and the type of reinforcement used.

• Proper lapping ensures that the load is transferred effectively between the bars.

• Examples of lapping include lap spli
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Q4. Role of bearing in bridges
Ans. 
Bearings in bridges help distribute loads and allow for movement due to temperature changes and settlement.
• Bearings help distribute the loads from the superstructure to the substructure of the bridge.

• They allow for movement of the bridge deck due to temperature changes, wind forces, and settlement of the foundation.

• Bearings help reduce stress on the bridge components and prevent damage.

• Common types of bearings used in ...read more
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Q5. Types of expansion joint
Ans. 
Types of expansion joints include slip joints, bellows joints, and modular joints.
• Slip joints allow for movement in one direction only

• Bellows joints accommodate movement in multiple directions

• Modular joints are made up of separate components that can be replaced individually
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Question where asked from trains,permutation and some grammer

Q1. Patch load on towers
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Q2. Epa calculation
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Q1. Work beyond shift time
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Q2. Codes on towers
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Q1. What is difference between static and dynamic analysis
Ans. 
Static analysis deals with loads that do not change over time, while dynamic analysis considers loads that vary with time.
• Static analysis is used to determine the effects of loads that do not change over time, such as dead loads and live loads.

• Dynamic analysis considers loads that vary with time, such as wind loads, seismic loads, and vibrations.

• Static analysis is simpler and less computationally intensive compared to ...read more
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Q2. How to perform spectral fatigue analysis
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Spectral fatigue analysis is performed by calculating the stress response of a structure to dynamic loads over a range of frequencies.
• Determine the dynamic loads acting on the structure

• Calculate the stress response of the structure using spectral methods

• Analyze the stress response at different frequencies to assess fatigue damage

• Consider factors such as material properties, load history, and environmental conditions

• Use...read more
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Q1. How do you tackle in case of conflict of interest
Ans. 
I prioritize transparency, disclose the conflict, and recuse myself if necessary.
• Prioritize transparency and disclose the conflict to all parties involved

• Evaluate the situation and determine if recusal is necessary

• Seek guidance from a supervisor or ethics committee if unsure how to proceed
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Q2. What is your notice period
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My notice period is currently one month.
• Notice period is one month

• I am required to give one month notice before leaving my current position

• I can start a new position after one month
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Q1. About your self
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Q2. What is the difference between Fixed and Pinned connection in base plate?
Ans. 
Fixed connection does not allow rotation at the base plate, while pinned connection allows rotation.
• Fixed connection is rigid and does not allow rotation at the base plate.

• Pinned connection allows rotation at the base plate.

• Fixed connection provides more stability and resistance to lateral forces.

• Pinned connection is more flexible and allows for some movement.

• Examples: Fixed connection is commonly used in high-rise bui...read more
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Q3. What is the rise and trade in stair?
Ans. 
The rise is the vertical distance between two consecutive steps, while the tread is the horizontal distance.
• The rise is typically around 7-8 inches, while the tread is usually around 10-11 inches.

• The rise and tread dimensions are important for ensuring safe and comfortable stair design.

• Building codes often dictate the minimum and maximum rise and tread dimensions for safety reasons.
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Q4. What is the pitch distance in bolt?
Ans. 
Pitch distance in bolt refers to the distance between the centers of adjacent bolts in a bolted connection.
• Pitch distance is typically measured from the center of one bolt to the center of the next bolt in a row.

• It is important to maintain consistent pitch distances to ensure proper load distribution and structural integrity.

• For example, in a bolted connection with a pitch distance of 2 inches, the centers of adjacent
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Q5. Make pipe rack section on both direction
Ans. 
To create a pipe rack section on both directions.
• Identify the location and dimensions for the pipe rack section

• Consider the load requirements and support structures

• Design the pipe rack section using appropriate materials and connections

• Ensure proper spacing and alignment for pipes in both directions
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Q6. Make equipment foundation, Pump Foundation
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Q1. What are the lessons learned from the HR policy?
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Q1. Do you have experience with basements and below ground structures
Ans. 
Yes, I have extensive experience with basements and below ground structures.
• I have designed and analyzed numerous basements for residential and commercial buildings.

• I am familiar with waterproofing techniques and soil mechanics related to below ground structures.

• I have experience with retaining walls, foundations, and underground parking structures.

• I have worked on projects involving deep excavations and shoring system...read more
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Q1. What you do in your last company
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