L&T Construction Mechanical Construction Engineer Interview Questions and Answers

Timing punctuality,displain .

Q1. Salary and appointment letter
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Q1. How many chambers are there in an OHT
Ans. 
There are typically two chambers in an overhead tank (OHT).
• Most OHTs have two chambers - one for storing water and one for controlling the water level.

• The water storage chamber holds the water supply, while the control chamber manages the flow of water into the tank.

• Having two chambers helps in maintaining a consistent water supply and pressure in the tank.
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Q2. What is the concrete and reinforcement quantity in an OHT
Ans. 
The concrete and reinforcement quantity in an OHT depends on the design specifications and dimensions of the overhead tank.
• Concrete quantity is calculated based on the volume of the tank and the required thickness of the walls and base.

• Reinforcement quantity is determined by the structural design requirements for strength and durability.

• Factors such as load capacity, water pressure, and seismic considerations also impa...read more
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Q1. What is your Expected CTC
Ans. 
My expected CTC is negotiable based on the responsibilities and opportunities offered by the position.
• My expected CTC is based on industry standards and my level of experience.

• I am open to discussing the compensation package during the interview process.

• I am looking for a competitive salary that reflects my skills and contributions to the company.
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Q1. Past Experience & Salary Negotiations
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Q1. MR value of which mix is more DBM with VG40 or DBM with PMB
Ans. 
The MR value of DBM with PMB is more than DBM with VG40.
• MR value refers to the Marshall Stability value, which measures the strength and stability of an asphalt mix.

• DBM stands for Dense Bituminous Macadam, VG40 and PMB are types of bitumen used in the mix.

• DBM with PMB has a higher MR value compared to DBM with VG40 due to the improved properties of PMB.

• PMB (Polymer Modified Bitumen) enhances the durability, flexibility...read more
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Q1. Asked any type of fild experience questions based on civil construction fild.
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Questions upon aptitude.

Project details with cost.

Q1. What is your present working project and explain?
Ans. 
I am currently working on a high-rise residential building project in downtown area.
• Managing subcontractors and ensuring project timelines are met

• Coordinating with architects and engineers for design changes

• Overseeing quality control and safety measures on site

• Communicating progress updates to stakeholders
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Q2. Why you are leaving present working organisation?
Ans. 
Seeking new challenges and growth opportunities in a larger construction firm.
• Desire for career advancement

• Opportunity for professional development

• Seeking new challenges

• Interested in larger projects and responsibilities
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Q1. How much you are expecting salary?
Ans. 
I am expecting a competitive salary based on my experience, skills, and the responsibilities of the role.
• Research the average salary for Assistant Construction Managers in your area to have a realistic expectation.

• Consider your years of experience, relevant skills, and any additional qualifications that may warrant a higher salary.

• Be prepared to negotiate based on the responsibilities and scope of the role.

• Provide a sa...read more
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Q1. Related to your cv and your work of knowledge
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Q1. Waste to attend the interview
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Q2. Waste to energy
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Q1. Waste to attend the interview
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Q2. Waste of energy and time
Ans. 
Waste of energy and time can occur due to poor planning, lack of communication, inefficient processes, and procrastination.
• Poor planning can lead to rework and delays in construction projects.

• Lack of communication can result in misunderstandings and mistakes that require additional time and resources to fix.

• Inefficient processes can cause workers to spend more time than necessary on tasks, wasting energy and time.

• Procr...read more
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