L&T Heavy Civil Infrastructure Junior Engineer Interview Questions and Answers

Q1. Why are u joining in your company
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Q2. In this job no timings didn't week off's .. are u ready for the job
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Q1. Election of LT HT
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Q2. Power system parts of Erection
Ans. 
Power system parts of Erection include transformers, switchgear, cables, and busbars.
• Transformers are used to step up or step down voltage levels in the power system.

• Switchgear is used to control, protect, and isolate electrical equipment.

• Cables are used to transmit electrical power from one point to another.

• Busbars are used to distribute electrical power within a substation or switchyard.
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Q1. Regarding work Experience
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Q2. Electrical Distribution network execution
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Q1. Current & expected CTC.
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Project Details Work Assignment

Q1. Conductor Capacity Rating
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Q1. Questions raising on earth work and structures
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Q2. How many dumpers needed for 15 km how many excavators required
Ans. 
The number of dumpers and excavators needed for a 15 km project depends on various factors such as the type of material being transported and the size of the excavation area.
• The number of dumpers needed for a 15 km project will depend on the volume and weight of material to be transported, as well as the capacity of each dumper.

• The number of excavators required will depend on the size of the excavation area, the type o...read more
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Q3. What is called a lead
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A lead is a potential customer or client who has shown interest in a product or service.
• A lead is typically generated through marketing efforts such as advertising or networking.

• Leads can be obtained through various channels such as social media, email campaigns, or trade shows.

• Once a lead is identified, they are usually passed on to the sales team for further follow-up and conversion.

• Qualifying leads involves determin...read more
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Q4. How much quantity will done 200 machine in hour
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The quantity done by 200 machines in an hour depends on the efficiency and capacity of each machine.
• The quantity done will depend on the output capacity of each machine

• Factors such as machine speed, efficiency, and type of work being done will also impact the quantity produced

• For example, if each machine can produce 10 units per hour, then 200 machines will produce 2000 units in an hour
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Q5. Questioned agin lining works
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Q1. Asking about changing of company and next about my native place
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Q1. Electrical questions
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Q1. Salary discussion
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Q1. M20 Grade concrete ratio
Ans. 
M20 Grade concrete ratio is 1:1.5:3 (cement:sand:aggregate)
• M20 Grade concrete has a ratio of 1:1.5:3 for cement:sand:aggregate

• This means for every 1 part of cement, 1.5 parts of sand and 3 parts of aggregate are used

• The total proportion is 1:1.5:3 which is commonly used in construction projects
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Q2. How to check plaster
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Plaster can be checked by examining its color, texture, hardness, and adhesion to the surface.
• Check the color of the plaster for any discoloration or uneven patches.

• Feel the texture of the plaster to ensure it is smooth and free of bumps or cracks.

• Test the hardness of the plaster by gently tapping it with a tool or fingernail.

• Check the adhesion of the plaster by trying to peel it off the surface.
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Q3. How to calculate bbs of ring.
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To calculate the bar bending schedule (BBS) of a ring, you need to determine the diameter of the ring, the number of bars required, and the length of each bar.
• Calculate the circumference of the ring using the formula 2 * π * r, where r is the radius of the ring.

• Determine the spacing between the bars based on the design requirements and the diameter of the bars.

• Calculate the total length of bars required by multiplying ...read more
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