Jandu Construction Structure Site 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
Ans. 
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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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. 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. Design of one way slab
Ans. 
One way slab is a type of reinforced concrete slab where the main reinforcement is provided in only one direction.
• Main reinforcement is provided in the shorter span direction

• Distribution bars are provided in the longer span direction

• Commonly used in buildings with rectangular floor plans
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Q2. Difference between short column and long column
Ans. 
Short columns fail due to crushing of material, while long columns fail due to buckling.
• Short columns have a slenderness ratio less than a certain critical value, while long columns have a slenderness ratio greater than that value.

• Short columns are more likely to fail in compression, while long columns are more likely to fail in buckling.

• Examples of short columns include columns in buildings, while examples of long col
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Q3. Design of two way slab
Ans. 
Two way slab is a type of reinforced concrete slab that is supported by beams in both directions.
• Two way slab is designed to carry loads in both directions, typically used in buildings with square or rectangular floor plans.

• The design of two way slab involves determining the thickness, reinforcement layout, and spacing of bars to ensure structural integrity.

• The slab is supported by beams on all four sides, allowing for...read more
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Q4. Design of staircase
Ans. 
Designing a staircase involves considering factors such as building codes, safety regulations, space constraints, and aesthetic appeal.
• Consider the height and width of each step to ensure comfortable and safe use.

• Calculate the rise and run of the staircase to determine the number of steps needed.

• Choose a suitable material for the staircase based on the design requirements and budget.

• Ensure proper handrails and guardrai...read more
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Q5. Wind load calculations
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Q1. What is copy monitor in Autodesk Revit?
Ans. 
Copy monitor in Autodesk Revit is a tool used to monitor changes in linked models and synchronize them with the current model.
• Copy monitor allows users to track changes in linked models and update them in the current model.

• It helps maintain consistency between different models in a project.

• Users can easily identify and resolve conflicts or discrepancies between linked models.

• Copy monitor can be used for elements like g
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Q2. What is shared parameter?
Ans. 
Shared parameter is a parameter that can be used across multiple elements in a project.
• Shared parameters allow for consistent data across different elements in a project.

• They can be created and managed in software like Revit for BIM projects.

• Examples include shared parameters for material types, cost estimates, or project phases.
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Q3. What is the difference between import cad & link cad?
Ans. 
Import CAD brings a copy of the CAD file into the current project, while Link CAD creates a reference to the original CAD file.
• Import CAD creates a duplicate of the CAD file within the project, increasing file size.

• Link CAD maintains a connection to the original CAD file, allowing for real-time updates.

• Changes made to the original CAD file will reflect in the linked CAD file, but not in the imported CAD file.

• Import CAD...read more
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Q4. What is Building Information Modelling?
Ans. 
Building Information Modelling (BIM) is a digital representation of the physical and functional characteristics of a building.
• BIM is a collaborative process that allows multiple stakeholders to work together on a building project.

• It involves creating and managing digital representations of the physical and functional characteristics of a building.

• BIM helps in improving coordination, efficiency, and accuracy in the desi...read more
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Q1. General question about me.
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Q1. Explain connection, and there use
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Q1. Prepare model as per drawing
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Aptitude+ Technical MCQ test

Q1. BMD and SFD diagram of continuous beam and portal frames.
Ans. 
BMD and SFD diagrams show internal forces in a structure, like bending moment and shear force.
• BMD diagram displays variation of bending moment along the length of a beam or frame.

• SFD diagram shows variation of shear force along the length of a beam or frame.

• In continuous beams, BMD and SFD diagrams help in analyzing internal forces at different supports and sections.

• Portal frames have different loading conditions which...read more
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Q2. Basics of geotechnical engineering
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Q3. Basics of Steel Structure
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Q4. Plastic method of design
Ans. 
Plastic method of design is a structural engineering approach that considers the redistribution of internal forces to achieve a more efficient design.
• Plastic method allows for redistribution of internal forces beyond the elastic limit of the material.

• It is based on the concept of plastic hinges forming in the structure to dissipate energy.

• Design is based on achieving a collapse mechanism that is ductile and predictable...read more
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Q5. Basics of IS456 RCC
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Q1. Tell me about About yourself
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Q2. About Salary details
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