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Larsen & Toubro
Limited
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Water-cement ratio in concrete mix design affects the strength, durability, workability, and permeability of the concrete.
Water-cement ratio determines the amount of water needed to fully hydrate the cement in the concrete mix.
A lower water-cement ratio leads to higher strength and durability of the concrete.
An excessive water-cement ratio can result in lower strength, increased permeability, and reduced durabilit...
One-way slabs distribute load primarily in one direction, while two-way slabs distribute load in two directions.
One-way slabs are designed to span in only one direction, typically supported on two opposite sides. They distribute load primarily in one direction.
Two-way slabs are designed to span in two directions, supported on all four sides. They distribute load in both directions, providing more balanced load dis...
Different types of retaining walls include gravity walls, cantilever walls, sheet pile walls, and anchored walls.
Gravity walls rely on their weight to resist pressure from soil behind them.
Cantilever walls have a base slab and a stem that leans back into the retained soil.
Sheet pile walls are made of steel, vinyl, or wood planks that are driven into the ground.
Anchored walls use cables or other stays anchored in t...
Primary causes of cracks in concrete structures include shrinkage, thermal changes, overloading, and poor construction practices.
Shrinkage: Concrete shrinks as it cures, leading to cracks if not properly controlled.
Thermal changes: Temperature fluctuations can cause concrete to expand and contract, leading to cracks.
Overloading: Excessive weight or stress on a concrete structure can cause it to crack.
Poor construc...
What people are saying about Larsen & Toubro Limited
A cantilever beam is a structural element supported at only one end, with the other end free to deflect. It is commonly used in construction for balconies, bridges, and canopies.
A cantilever beam is a structural element that is fixed at one end and free to deflect at the other end
It is commonly used in construction for balconies, bridges, and canopies
The working principle involves the transfer of load from the fre...
Safety and stability of scaffolding in high-rise construction projects are ensured through proper inspection, training, and adherence to regulations.
Regular inspections of scaffolding to identify any defects or weaknesses
Ensuring scaffolding is set up by trained and certified professionals
Following safety regulations and guidelines for scaffolding usage
Using high-quality materials for scaffolding construction
Imple...
Moment of inertia is a measure of an object's resistance to changes in its rotation. It is crucial in structural engineering for analyzing the stiffness and stability of structures.
Moment of inertia quantifies how mass is distributed around an axis of rotation
It plays a key role in determining the bending and deflection of beams
Higher moment of inertia indicates greater resistance to bending and deformation
Used in...
Reinforced concrete has steel bars embedded within the concrete to provide additional strength, while prestressed concrete has tensioned steel tendons to actively counteract the concrete's natural tendency to crack under load.
Reinforced concrete uses passive reinforcement in the form of steel bars or mesh, while prestressed concrete uses active reinforcement in the form of tensioned steel tendons.
In reinforced con...
The quantity of cement, sand, and aggregates for 1 cubic meter of concrete can be calculated by using the mix design ratios.
Calculate the total volume of concrete needed (1 cubic meter).
Determine the mix design ratios for the concrete (e.g. 1:2:4 for cement:sand:aggregates).
Calculate the quantity of each material by multiplying the volume by the ratio (e.g. for 1:2:4, 1/7 cubic meters of cement, 2/7 cubic meters o...
Slump test is a method to measure the consistency of concrete mix before it sets.
Process involves filling a mold with concrete, then removing the mold and measuring the amount of slump or settlement
Importance lies in ensuring the concrete mix has the right consistency for proper construction
Results of the test help determine if more water or additives are needed to achieve desired strength and workability
One-way slabs distribute load primarily in one direction, while two-way slabs distribute load in two directions.
One-way slabs are designed to span in only one direction, typically supported on two opposite sides. They distribute load primarily in one direction.
Two-way slabs are designed to span in two directions, supported on all four sides. They distribute load in both directions, providing more balanced load distribu...
Moment of inertia is a measure of an object's resistance to changes in its rotation. It is crucial in structural engineering for analyzing the stiffness and stability of structures.
Moment of inertia quantifies how mass is distributed around an axis of rotation
It plays a key role in determining the bending and deflection of beams
Higher moment of inertia indicates greater resistance to bending and deformation
Used in calc...
Reinforced concrete has steel bars embedded within the concrete to provide additional strength, while prestressed concrete has tensioned steel tendons to actively counteract the concrete's natural tendency to crack under load.
Reinforced concrete uses passive reinforcement in the form of steel bars or mesh, while prestressed concrete uses active reinforcement in the form of tensioned steel tendons.
In reinforced concrete...
The quantity of cement, sand, and aggregates for 1 cubic meter of concrete can be calculated by using the mix design ratios.
Calculate the total volume of concrete needed (1 cubic meter).
Determine the mix design ratios for the concrete (e.g. 1:2:4 for cement:sand:aggregates).
Calculate the quantity of each material by multiplying the volume by the ratio (e.g. for 1:2:4, 1/7 cubic meters of cement, 2/7 cubic meters of san...
Slump test is a method to measure the consistency of concrete mix before it sets.
Process involves filling a mold with concrete, then removing the mold and measuring the amount of slump or settlement
Importance lies in ensuring the concrete mix has the right consistency for proper construction
Results of the test help determine if more water or additives are needed to achieve desired strength and workability
Primary causes of cracks in concrete structures include shrinkage, thermal changes, overloading, and poor construction practices.
Shrinkage: Concrete shrinks as it cures, leading to cracks if not properly controlled.
Thermal changes: Temperature fluctuations can cause concrete to expand and contract, leading to cracks.
Overloading: Excessive weight or stress on a concrete structure can cause it to crack.
Poor construction ...
A cantilever beam is a structural element supported at only one end, with the other end free to deflect. It is commonly used in construction for balconies, bridges, and canopies.
A cantilever beam is a structural element that is fixed at one end and free to deflect at the other end
It is commonly used in construction for balconies, bridges, and canopies
The working principle involves the transfer of load from the free end...
Water-cement ratio in concrete mix design affects the strength, durability, workability, and permeability of the concrete.
Water-cement ratio determines the amount of water needed to fully hydrate the cement in the concrete mix.
A lower water-cement ratio leads to higher strength and durability of the concrete.
An excessive water-cement ratio can result in lower strength, increased permeability, and reduced durability.
Pro...
Safety and stability of scaffolding in high-rise construction projects are ensured through proper inspection, training, and adherence to regulations.
Regular inspections of scaffolding to identify any defects or weaknesses
Ensuring scaffolding is set up by trained and certified professionals
Following safety regulations and guidelines for scaffolding usage
Using high-quality materials for scaffolding construction
Implementi...
Different types of retaining walls include gravity walls, cantilever walls, sheet pile walls, and anchored walls.
Gravity walls rely on their weight to resist pressure from soil behind them.
Cantilever walls have a base slab and a stem that leans back into the retained soil.
Sheet pile walls are made of steel, vinyl, or wood planks that are driven into the ground.
Anchored walls use cables or other stays anchored in the ro...
I applied via Naukri.com and was interviewed before Aug 2021. There were 3 interview rounds.
I applied via Recruitment Consulltant and was interviewed before May 2023. There was 1 interview round.
Class type 22 refers to a specific category or classification within a system or framework.
Class type 22 may refer to a specific type of product or service offered by a company.
It could also be a classification used in a particular industry or field.
In some cases, class type 22 may be a code or identifier used for organizational purposes.
I appeared for an interview before Jun 2024, where I was asked the following questions.
The IS code for tiles is IS 15622:2006, which specifies standards for ceramic tiles used in construction.
IS 15622:2006 covers specifications for ceramic tiles.
It includes guidelines for dimensions, surface quality, and performance.
The code applies to various types of tiles, including glazed and unglazed.
Example: Vitrified tiles are also covered under this standard.
Various tests for tiles assess durability, water absorption, slip resistance, and aesthetic quality.
Water Absorption Test: Measures how much water a tile can absorb, indicating its porosity.
Slip Resistance Test: Evaluates the friction of a tile surface to prevent slips, often using the Pendulum Test.
Breaking Strength Test: Determines the load a tile can withstand before breaking, ensuring durability.
Frost Resistance Te...
What people are saying about Larsen & Toubro Limited
I applied via Referral and was interviewed in Feb 2022. There were 2 interview rounds.
The height of Piperack tier 1 depends on various factors such as the size of the pipes and the distance between them.
The height of Piperack tier 1 can range from 3 to 6 meters.
The height is determined by the size of the pipes and the distance between them.
The height also depends on the weight of the pipes and the load they can bear.
The height may vary based on the location and the purpose of the Piperack.
Consulting the...
Codes and standards are guidelines and regulations that ensure safety, quality, and consistency in various industries.
Codes and standards are developed by industry organizations, government agencies, and professional associations.
They cover a wide range of topics such as building codes, electrical codes, safety standards, and environmental regulations.
Compliance with codes and standards is often mandatory and failure t...
I applied via Naukri.com and was interviewed in Jun 2021. There were 3 interview rounds.
I appeared for an interview in Sep 2021.
I applied via Walk-in and was interviewed before Oct 2022. There were 4 interview rounds.
Some of the top questions asked at the Larsen & Toubro Limited Demonstrator interview -
based on 1 interview experience
based on 3 reviews
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Assistant Manager
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