N B Constructions Interview Questions, Process, and Tips

Q1. What is the CAR policy
Ans. 
The CAR policy refers to the policy regarding the use of company-owned vehicles.
• CAR stands for Company Automobile Reimbursement

• The policy outlines guidelines for the use of company vehicles, including maintenance, insurance, and reporting procedures

• Employees may be required to follow specific rules such as keeping mileage logs or obtaining approval for personal use of company vehicles
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Q2. What is the NP2 pipe
Ans. 
An NP2 pipe is a type of reinforced concrete pipe commonly used in drainage systems.
• NP2 pipes are made of reinforced concrete, making them strong and durable.

• They are commonly used in drainage systems to transport water and sewage.

• NP2 pipes come in various sizes and lengths to accommodate different project needs.
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Q3. What is the shuttering factor of per sft total build up area in residential building
Ans. 
The shuttering factor is the percentage of total build up area that is covered by formwork during construction.
• Shuttering factor is typically around 0.05 to 0.1 for residential buildings.

• It is used to calculate the quantity of formwork needed for construction.

• For example, if the total build up area is 1000 sqft and the shuttering factor is 0.1, then 100 sqft of formwork will be required.
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Q4. What is the BOCW act
Ans. 
The BOCW Act stands for Building and Other Construction Workers Act, which aims to regulate the employment and working conditions of construction workers in India.
• The BOCW Act was enacted in 1996 to ensure the welfare of construction workers and regulate their working conditions.

• It requires employers to register construction workers, provide them with safety equipment, and ensure timely payment of wages.

• The Act also ma...read more
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Q5. How much maximum quantity of flyash mix in M25 concrete
Ans. 
The maximum quantity of fly ash in M25 concrete is typically around 25% of the total cementitious material content.
• Fly ash is commonly used as a partial replacement for cement in concrete mixes to improve workability, durability, and reduce environmental impact.

• In M25 concrete, the maximum recommended percentage of fly ash is usually around 25% of the total cementitious material content.

• Using fly ash in concrete mixes ...read more
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Q6. What is the difference of pop and gypsum plaster
Ans. 
Pop and gypsum plaster are both types of plaster used in construction, but they have different compositions and properties.
• Pop (plaster of Paris) is made from gypsum, while gypsum plaster is made from calcium sulfate dihydrate.

• Pop sets quickly and is commonly used for small repairs and crafts, while gypsum plaster sets more slowly and is used for larger construction projects.

• Gypsum plaster is more durable and has bette...read more
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Q1. How do make BBS?
Ans. 
BBS stands for Bar Bending Schedule, which is a detailed list of reinforcement bars to be used in construction.
• Calculate the quantity of steel required based on structural drawings

• Prepare a detailed list of reinforcement bars with sizes, shapes, and quantities

• Include information on cutting length, bending shape, and placement of bars

• Ensure accuracy and compliance with structural design requirements

• Use software tools li
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Q2. Types of drawing
Ans. 
Types of drawing include architectural drawings, engineering drawings, and technical drawings.
• Architectural drawings: Plans, elevations, sections, and details of buildings and structures.

• Engineering drawings: Mechanical, electrical, civil, and structural drawings for construction and manufacturing.

• Technical drawings: Diagrams, schematics, and blueprints used for technical documentation and communication.
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Q3. Types of bars and their characteristics
Ans. 
Types of bars include reinforcement bars, tension bars, compression bars, and stirrups.
• Reinforcement bars are used to strengthen concrete structures.

• Tension bars are used to resist tension forces in structures.

• Compression bars are used to resist compression forces in structures.

• Stirrups are used to provide lateral support to reinforcement bars in beams and columns.
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Q4. What is the different types of mix
Ans. 
Different types of mix include concrete mix, mortar mix, and asphalt mix.
• Concrete mix: used for construction projects, typically made of cement, sand, and gravel

• Mortar mix: used for masonry work, made of cement, sand, and water

• Asphalt mix: used for road construction, made of asphalt cement, aggregates, and filler materials
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Q5. What is the different type of cement
Ans. 
Different types of cement include Portland cement, white cement, rapid hardening cement, and low heat cement.
• Portland cement is the most common type used in construction.

• White cement is used for architectural purposes and to create colored concrete.

• Rapid hardening cement sets quickly and is used in projects with tight deadlines.

• Low heat cement generates less heat during hydration and is used in large concrete structure
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Maths , econ and construction

Q1. What are responsibilities of safety officer
Ans. 
Safety officers are responsible for ensuring the safety of employees and the workplace.
• Develop and implement safety policies and procedures

• Conduct safety inspections and audits

• Train employees on safety practices and procedures

• Investigate accidents and incidents

• Maintain safety records and reports

• Ensure compliance with safety regulations and standards
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Q2. Height work , hot work
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