Larsen & Toubro Limited Site Engineer Interview Questions, Process, and Tips

What is the Substation ,
Why need cable trench,
How much room in substation

Q1. Substation in civil work
Ans. 
Substation in civil work involves the construction of buildings and structures to house electrical equipment for power distribution.
• Substation civil work includes site preparation, foundation construction, building erection, and equipment installation.

• Design considerations include safety, accessibility, and structural integrity.

• Examples of substation civil work include transformer foundations, control buildings, and sw
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Q2. What is the control room ??
Ans. 
The control room is a centralized location where monitoring, control, and coordination of various systems and processes take place.
• Centralized location for monitoring and controlling systems

• Used in industries like power plants, manufacturing plants, and transportation systems

• Equipped with control panels, computers, communication systems, and monitoring devices

• Allows operators to make real-time decisions and adjustments

• ...read more
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Q3. What for battery room
Ans. 
Battery rooms are designated areas where batteries are stored, charged, and maintained.
• Battery rooms are used to store batteries for backup power systems.

• They are equipped with charging stations and ventilation systems to ensure safety.

• Regular maintenance and inspections are conducted in battery rooms to ensure optimal performance.

• Battery rooms are common in industries such as telecommunications, data centers, and manu
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Q4. Why need cable trench
Ans. 
Cable trenches are needed to protect and organize cables, prevent damage, and allow for easy maintenance and repairs.
• Protects cables from physical damage and environmental factors

• Organizes cables for easy identification and maintenance

• Facilitates easy access for repairs and upgrades

• Helps in preventing tripping hazards

• Ensures compliance with safety regulations and standards
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Q1. The panel asked me about my previous company & projects ,few technical Questions. Be confident & on point.
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Q1. What is curing,why it is done
Ans. 
Curing is the process of maintaining moisture and temperature conditions in concrete for a specific period to ensure proper hydration and strength development.
• Curing helps in preventing moisture loss from the concrete, which is essential for proper hydration.

• It helps in maintaining the desired temperature for the chemical reactions to occur.

• Curing enhances the strength, durability, and overall performance of the concre...read more
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Q1. What are your salary expectations?
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Q2. What is your family background?
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Q3. Share details of your previous job.
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Q4. Why are you looking for a change?
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Q5. Where do you see yourself in 5 years?
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Q6. Tell me about yourself.
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Q1. 1.Initial setting time of cement 2.High percentage required in sand
Ans. 
Initial setting time of cement and high percentage required in sand are two different aspects of construction materials.
• Initial setting time of cement refers to the time taken by cement to set and harden after mixing with water.

• High percentage of sand is required in certain types of construction, such as concrete blocks and paving stones.

• The percentage of sand required depends on the type of construction and the desire...read more
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Q1. High percentage required in sand
Ans. 
High percentage of sand is required for better compaction and stability of soil.
• Sand helps in filling the voids between soil particles, increasing the density and reducing settlement.

• A high percentage of sand also improves drainage and reduces the risk of soil erosion.

• The ideal percentage of sand varies depending on the type of soil and the intended use of the construction project.

• For example, for road construction, a ...read more
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