Kalpataru Limited
40+ Progressive Infovision Interview Questions and Answers
Q1. How much accepted 8mm to 10mm steel rod rolling margine value ?
The accepted rolling margin value for 8mm to 10mm steel rods varies depending on the specific project requirements and industry standards.
The accepted rolling margin value can range from 2% to 5%.
It is important to consult project specifications and industry guidelines for the specific rolling margin value.
For example, if the rolling margin value is set at 3%, a 10mm steel rod could have a diameter between 9.7mm and 10.3mm.
The rolling margin value ensures that the steel rods ...read more
Q2. What types of equipment are used for leveling and what are the different types of surveys?
Various types of equipment such as levels, theodolites, and total stations are used for leveling. Different types of surveys include topographic, construction, and boundary surveys.
Equipment used for leveling include levels, theodolites, and total stations
Levels are used for basic leveling tasks, theodolites for measuring angles and distances, and total stations for combined angle and distance measurements
Types of surveys include topographic surveys for mapping land features,...read more
Q3. Aluminium (mivan) structure sequence of activities?
The sequence of activities for aluminium (mivan) structure construction involves several steps.
Preparing the site and marking the layout
Constructing the foundation and footings
Erecting the aluminium formwork panels
Fixing reinforcement bars and embedment items
Pouring concrete into the formwork
Curing the concrete
Stripping the formwork
Finishing and cleaning the structure
Q4. What is the unit used for estimating painting work?
The unit used for estimating painting work is square feet.
Square feet is commonly used to estimate the amount of paint needed for a project.
Other units like square meters can also be used depending on the region.
Calculations are based on the surface area to be painted.
Q5. What are customer issues related to monsoon and how did you handle them ?
Customer issues during monsoon were related to delayed deliveries and water damage. I handled them by ensuring timely communication and offering compensation.
Delayed deliveries due to heavy rain and flooding
Water damage to products during transit
Ensured timely communication with customers regarding delays
Offered compensation for damaged products
Implemented measures to prevent water damage during transit
Q6. What is mix of M20 grade of concrete
M20 grade of concrete is a mix of 1:1.5:3 ratio of cement, sand, and aggregate.
M20 grade of concrete has a compressive strength of 20 MPa after 28 days.
The mix ratio for M20 grade concrete is 1:1.5:3 (cement:sand:aggregate).
It is commonly used for residential construction projects like flooring, beams, and columns.
Q7. What is the grade of concrete
The grade of concrete refers to its strength and is determined by the ratio of cement to sand to aggregate.
The grade of concrete is typically denoted by a number followed by the letter 'M', such as M20, M30, etc.
The number in the grade represents the compressive strength of the concrete in megapascals (MPa) after 28 days of curing.
For example, M20 concrete has a compressive strength of 20 MPa, while M30 concrete has a compressive strength of 30 MPa.
Higher grade concrete (e.g....read more
Q8. What you mean by RL in survey
RL in survey stands for Reduced Level, which is the vertical distance between a point and a reference point.
RL is used in surveying to determine the elevation of a point relative to a known reference point.
It is commonly used in construction projects to ensure accurate leveling of structures and surfaces.
RL can be calculated using leveling instruments such as a dumpy level or a theodolite.
For example, if a benchmark has an RL of 100 meters and a point on a site has an RL of 1...read more
Q9. What is the full form of SBC
SBC stands for Safe Bearing Capacity.
SBC is the maximum pressure that can be applied to the soil without causing shear failure.
It is an important factor in the design of foundations for structures.
Example: The SBC of a particular soil type is 200 kN/m^2.
Q10. What is the Diamter of TBM
The diameter of a Tunnel Boring Machine (TBM) varies depending on the project requirements and can range from a few meters to over 15 meters.
The diameter of a TBM is typically determined by the size of the tunnel being constructed.
TBMs used for subway tunnels may have a smaller diameter compared to those used for large transportation tunnels.
Some TBMs can have diameters exceeding 15 meters for mega tunneling projects.
The diameter of a TBM can also impact the cost and efficien...read more
Q11. What is the RL in survey
RL in survey stands for Reduced Level, which is the height of a point relative to a chosen reference point.
RL is used in surveying to determine the elevation of points on the ground.
It is usually measured in meters or feet above or below a specific reference point, such as a benchmark.
RL is important for designing drainage systems, roads, and buildings to ensure proper water flow and structural stability.
Example: If a benchmark has an RL of 100 meters, a point with an RL of 1...read more
Q12. What component of budget is expenses most during handover and after handover
The expenses that are most significant during and after handover are typically related to staffing and training.
Staffing costs, such as hiring and training new employees, can be a significant expense during handover.
Training costs for existing employees to learn new systems or processes can also be a significant expense.
Other expenses may include equipment or technology upgrades, legal fees, and consulting fees.
After handover, ongoing staffing and training costs may continue ...read more
Q13. What is Full form of SBC
SBC stands for Safe Bearing Capacity.
SBC is the maximum pressure that can be applied to the soil without risk of shear failure.
It is an important factor in the design of foundations for structures.
For example, if the SBC of a soil is 200 kN/m^2, it means that the soil can safely support a load of 200 kN per square meter.
Q14. What is full form of RCC
Reinforced Cement Concrete
RCC stands for Reinforced Cement Concrete
It is a composite material made of cement, sand, aggregate, and steel reinforcement
RCC is commonly used in construction for its strength and durability
Examples of RCC structures include bridges, buildings, dams, and pavements
Q15. What is payback period?
Payback period is the time it takes for an investment to generate enough cash flow to cover its initial cost.
Payback period is a financial metric used to evaluate the time it takes for an investment to recoup its initial cost.
It is calculated by dividing the initial investment by the annual cash inflows generated by the investment.
A shorter payback period is generally preferred as it indicates a quicker return on investment.
For example, if a project costs $100,000 and generat...read more
Q16. Find different RLs from the given figure
Different RLs can be found by measuring the vertical distance between points on the figure.
Measure the vertical distance between points A and B to find RL AB
Measure the vertical distance between points C and D to find RL CD
Measure the vertical distance between points E and F to find RL EF
Q17. Density of steel, concrete, bricks
Density of steel, concrete, bricks
Steel: 7850 kg/m^3
Concrete: 2400 kg/m^3
Bricks: 1900-2100 kg/m^3
Q18. What parameters who you to get feedback from customers
We use various methods to gather feedback from customers.
We conduct surveys through email, phone, and in-person interactions.
We monitor social media platforms and online reviews.
We analyze customer complaints and suggestions.
We track sales data and customer retention rates.
We encourage customers to provide feedback through comment cards and online forms.
Q19. Unit Weight of Steel?
The unit weight of steel refers to the weight of a given volume of steel material.
The unit weight of steel is typically measured in pounds per cubic foot or kilograms per cubic meter.
The specific unit weight of steel can vary depending on the type and grade of steel being used.
For example, the unit weight of structural steel is around 490 pounds per cubic foot or 7850 kilograms per cubic meter.
The unit weight of reinforcing steel bars, commonly known as rebars, is typically a...read more
Q20. Process of water treatment plant
Water treatment plant process involves several steps to remove impurities and make water safe for consumption.
Coagulation: Chemicals are added to water to make impurities clump together.
Sedimentation: The clumped impurities settle at the bottom of the tank.
Filtration: Water passes through layers of sand, gravel, and charcoal to remove remaining impurities.
Disinfection: Chlorine or other chemicals are added to kill bacteria and viruses.
Storage: Treated water is stored in tanks...read more
Q21. Water proofing ponding test hours?
Waterproofing ponding test hours determine the duration for which a waterproofing system can withstand water ponding.
Waterproofing ponding test hours measure the ability of a waterproofing system to resist water penetration under prolonged ponding conditions.
The test involves subjecting the waterproofing system to a specified water depth for a certain duration.
The duration of the test can vary depending on the project requirements and industry standards.
The test helps evaluat...read more
Q22. Finishing worksequence of activities?
The finishing work sequence of activities involves the final steps in a construction project to complete the project and prepare it for use.
Inspecting and correcting any defects or deficiencies
Installing finishes such as flooring, paint, and fixtures
Completing final electrical and plumbing work
Cleaning and tidying up the site
Obtaining necessary permits and certifications
Conducting final inspections
Handing over the completed project to the client
Q23. Which equipment can be used to determine the diameter of reinforcement bar at the site
A caliper or a measuring tape can be used to determine the diameter of reinforcement bar at the site.
Caliper: A tool used to measure the diameter of round objects by clamping onto the bar and reading the measurement on the scale.
Measuring tape: Can be wrapped around the reinforcement bar to measure its diameter.
Ultrasonic thickness gauge: Can also be used to measure the diameter of reinforcement bars by sending ultrasonic waves through the material.
Q24. Different grades of concrete
Different grades of concrete refer to the strength and quality of the concrete mix.
Different grades of concrete are designated by their strength in megapascals (MPa), such as M20, M30, etc.
Higher grade concrete has a higher strength and is typically used for structural purposes.
Lower grade concrete is suitable for non-structural applications like paving or flooring.
The mix proportions and ingredients vary for different grades of concrete.
For example, M20 concrete has a mix ra...read more
Q25. Different types Of cement.
Different types of cement include Portland cement, rapid hardening cement, low heat cement, and sulfate resisting cement.
Portland cement is the most common type used in construction.
Rapid hardening cement sets quickly and gains strength faster than other types.
Low heat cement generates less heat during hydration, making it suitable for large concrete structures.
Sulfate resisting cement is used in environments with high sulfate content to prevent deterioration.
Q26. Please write down the sequence of works of construction and so on.
The sequence of works in construction typically involves planning, site preparation, foundation work, structural construction, finishing touches, and final inspection.
Planning: Develop project plans, obtain permits, and create a timeline.
Site preparation: Clear the site, set up temporary facilities, and install utilities.
Foundation work: Excavate, pour footings, and construct foundation walls.
Structural construction: Build the framework, floors, walls, and roof.
Finishing touc...read more
Q27. Size of columns
The size of columns in civil engineering is determined based on the load they will support and the height of the structure.
Columns are sized based on the load they will support, with larger loads requiring larger columns.
The height of the structure also plays a role in determining column size, with taller structures requiring larger columns for stability.
Factors such as material strength, column spacing, and building codes also influence column size.
Examples: In a high-rise b...read more
Q28. Density of steel
Density of steel is approximately 7850 kg/m^3.
The density of steel is around 7850 kg/m^3.
Density can vary slightly depending on the type of steel.
Steel is a commonly used material in construction and engineering projects.
Q29. Types of cement
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 structures.
Q30. Types of Structure.
Structures can be categorized into buildings, bridges, dams, towers, and tunnels.
Buildings: Residential, commercial, industrial
Bridges: Beam, arch, suspension
Dams: Gravity, arch, buttress
Towers: Communication, observation
Tunnels: Road, rail, water
Q31. Atd adjustment in a BWA that 665 kg whay not 660&670 as a 665 whay
The weight adjustment in a BWA of 665 kg may not be exactly 660 or 670 due to various factors such as rounding errors, measurement precision, or specific requirements.
Rounding errors in measurements can lead to slight variations in the adjusted weight.
The specific requirements of the BWA may dictate a certain range of acceptable adjustments.
Measurement precision limitations may result in the adjustment not being exactly 660 or 670 kg.
Q32. Describe the planning process of construction of a building from start to end
The planning process of construction involves various stages from design to completion.
Initial design phase where architects create blueprints and plans
Obtaining necessary permits and approvals from local authorities
Creating a detailed project schedule and budget
Hiring contractors and subcontractors for different aspects of construction
Procuring materials and equipment needed for the project
Breaking ground and starting the actual construction work
Regular inspections and quali...read more
Q33. Health faucet which hand provided right hand or laft hand
Q34. Briefing of sequence of activities in Planning/Scheduling of Project
Planning/scheduling of project involves several activities that need to be sequenced properly.
Identify project scope and objectives
Breakdown project into smaller tasks
Determine task dependencies and sequence
Estimate task duration and resource requirements
Develop project schedule
Monitor and control project progress
Q35. What is the Standard Proctor Test?
Standard Proctor Test is a laboratory method used to determine the optimal moisture content and maximum dry density of soil for compaction.
The test involves compacting a soil sample in a standard mold using a specified amount of energy.
Measurements are taken to determine the moisture content and density of the compacted soil.
The test helps in determining the compaction characteristics of soil for construction purposes.
Results of the test are used to establish the compaction c...read more
Q36. How many Limit switch in tower crane.?
The number of limit switches in a tower crane varies depending on the specific model and manufacturer.
The number of limit switches in a tower crane can range from 2 to 6 or more.
Limit switches are used to prevent the crane from overtraveling in certain directions or reaching unsafe positions.
Common types of limit switches in tower cranes include hoisting limit switches, trolley limit switches, and slewing limit switches.
Q37. Lapping zone in columns & beams
Lapping zone in columns & beams refers to the overlapping area where two reinforcement bars are spliced together.
Lapping zone is typically located at the mid-height of the column or beam.
It is important to ensure proper lapping length and overlap to maintain structural integrity.
Lapping zone should be free from rust, oil, grease, or any other contaminants.
Proper anchorage length should be provided to prevent failure at the lapping zone.
Example: In a reinforced concrete column...read more
Q38. SI Adjustment bracket to -mtr?
Adjust the SI adjustment bracket to the meter
Adjust the bracket to match the meter reading accurately
Ensure the bracket is securely fastened to prevent any movement
Use appropriate tools and follow manufacturer's instructions for adjustment
Q39. How ur unload metal (bulk material)
I unload metal bulk material using heavy machinery and following safety protocols.
Use forklifts or cranes to lift and move metal materials
Follow proper safety procedures to prevent accidents
Ensure proper storage of unloaded materials to prevent damage
Coordinate with team members to efficiently unload materials
Inspect materials for any damages or defects before storing
Q40. Define Pile Foundation and its types?
Pile foundation is a type of deep foundation used to transfer loads from a structure to a stronger layer of soil or rock below.
Pile foundation is used when shallow foundations are not feasible due to weak soil conditions or high loads.
Types of pile foundations include driven piles, bored piles, and screw piles.
Driven piles are installed by driving them into the ground using impact hammers or vibratory hammers.
Bored piles are created by drilling a hole into the ground and fill...read more
Q41. Cutting length of beam
Cutting length of a beam is the total length of the beam including the extra length required for bending and overlapping reinforcement.
Cutting length is calculated by adding the clear span of the beam to the development length of the reinforcement on both sides.
Extra length is added for bending and overlapping reinforcement to ensure proper strength and stability.
Proper calculation of cutting length is crucial for the structural integrity of the beam.
Example: If the clear spa...read more
Q42. Current CTC and Expected?
Current CTC is INR 6 LPA and Expected CTC is INR 8 LPA.
Current CTC: INR 6 LPA
Expected CTC: INR 8 LPA
Q43. Soil bearing capacity
Soil bearing capacity is the maximum load that the soil can safely support without undergoing excessive settlement.
Soil bearing capacity is influenced by factors such as soil type, moisture content, compaction, and depth.
It is important to determine the soil bearing capacity before designing foundations for structures.
Common methods to determine soil bearing capacity include plate load tests, standard penetration tests, and cone penetration tests.
Q44. Full form of SBC?
SBC stands for Safe Bearing Capacity.
SBC is the maximum pressure that can be applied to the soil without causing shear failure.
It is an important parameter in geotechnical engineering for designing foundations.
SBC is determined through field tests like Standard Penetration Test (SPT) or Plate Load Test.
The value of SBC varies for different types of soil, such as clay, sand, or gravel.
Q45. Site experience in QA/QC
I have 5 years of site experience in QA/QC, including managing inspections, audits, and documentation.
Managed and conducted inspections to ensure compliance with project specifications
Performed quality audits to identify areas for improvement and ensure adherence to quality standards
Maintained detailed documentation of all QA/QC activities and reported findings to management
Implemented corrective actions to address non-conformities and improve overall quality performance
Q46. Explain CPM.
CPM stands for Critical Path Method, a project management technique used to identify the longest sequence of dependent activities to determine the minimum time needed to complete a project.
CPM helps in scheduling, organizing, and coordinating tasks within a project.
It identifies the critical path, which is the longest sequence of dependent activities that determines the shortest possible duration for completing the project.
CPM involves creating a network diagram to visualize ...read more
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