L&T Construction Engineer Interview Questions and Answers

Q1. What is Grade of M20
Ans. 
Grade of M20 refers to the mix ratio of concrete where M denotes mix and 20 represents the compressive strength in N/mm^2 after 28 days.
• M20 concrete mix consists of 1 part cement, 1.5 parts sand, and 3 parts aggregate.

• The compressive strength of M20 concrete after 28 days is 20 N/mm^2.

• It is commonly used for residential construction like foundations, slabs, and beams.
Answered by AI
Add your answer
Q2. What is Grade of M25
Ans. 
Grade of M25 refers to the mix design of concrete with a compressive strength of 25 MPa.
• M25 grade concrete is a mix design with a compressive strength of 25 MPa after 28 days of curing.

• It is commonly used in construction for residential buildings, bridges, and pavements.

• The mix proportion for M25 grade concrete is usually 1:1:2 (cement:sand:aggregate).
Answered by AI
Add your answer
Q3. 4.75 to 10 size of sieve
Ans. 
4.75 to 10 size of sieve refers to the range of particle sizes that can pass through the sieve.
• 4.75 to 10 size of sieve indicates the range of particle sizes that can pass through the sieve mesh.

• Particles smaller than 4.75 will pass through, while particles larger than 10 will be retained on the sieve.

• This range is commonly used in particle size analysis in industries like construction and mining.
Answered by AI
Add your answer
Q4. What is sinking fund method
Ans. 
Sinking fund method is a way for a company to set aside money over time to repay a debt or replace an asset.
• Sinking fund method involves regular contributions to a fund specifically designated for repaying debt or replacing assets.

• The purpose of the sinking fund is to ensure that enough money is available when the debt matures or the asset needs to be replaced.

• By using the sinking fund method, a company can avoid havin...read more
Answered by AI
Add your answer
Q5. What is annuity
Ans. 
An annuity is a financial product that provides a series of payments at regular intervals.
• Annuities are typically used for retirement income or to provide a steady income stream.

• There are different types of annuities such as fixed annuities, variable annuities, and indexed annuities.

• Annuities can be purchased with a lump sum payment or through a series of payments over time.

• The payments from an annuity can be guarantee...read more
Answered by AI
Add your answer

Q1. Instrument branch
Add your answer

Q1. What is your role and responsibilities
Add your answer
Q2. Testing of materials
Ans. 
Testing of materials involves evaluating their physical, mechanical, and chemical properties to ensure quality and performance.
• Materials are tested to determine their strength, durability, and suitability for specific applications.

• Common testing methods include tensile testing, hardness testing, impact testing, and spectroscopy.

• Testing can also involve analyzing the microstructure and composition of materials.

• Examples ...read more
Answered by AI
Add your answer

Basic knowledge of Tools and Kaizen and Engineering terms.

Q1. What is inventory?
Ans. 
Inventory refers to the list of goods and materials held available in stock by a business.
• Inventory includes raw materials, work-in-progress, and finished goods.

• It helps in meeting customer demand, avoiding stockouts, and optimizing production.

• Examples of inventory include merchandise in a retail store, spare parts in a manufacturing plant, and supplies in a hospital.
Answered by AI
Add your answer
Q2. How you have manage Inventory ?
Ans. 
I have managed inventory by implementing efficient tracking systems, optimizing storage space, and establishing reorder points.
• Implemented inventory management software to track stock levels and reorder points

• Optimized storage space by organizing inventory based on frequency of use

• Established reorder points to ensure timely replenishment of stock

• Conducted regular inventory audits to identify discrepancies and prevent s
Answered by AI
Add your answer

Q1. Why you have leave the Job ?
Add your answer
Q2. Share your family background details?
Add your answer

Q1. What is the procedure for pilecap excavation?
Ans. 
The procedure for pilecap excavation involves several steps to ensure proper excavation and preparation for the construction of pilecaps.
• Clear the site and mark the boundaries of the pilecap area.

• Excavate the soil within the marked boundaries to the required depth and dimensions.

• Ensure proper shoring and support systems are in place to prevent collapse.

• Remove any obstructions or debris from the excavation area.

• Inspect ...read more
Answered by AI
Add your answer