20+ SDS & Co Interview Questions and Answers

EPC pattern billing is a method of billing used in engineering, procurement, and construction projects. Item wise billing is a detailed billing method that lists each item separately.

• EPC pattern billing is used in large-scale projects where the scope of work is extensive and complex.

• It involves breaking down the project into various stages and billing for each stage separately.

• Item wise billing is a detailed billing method that lists each item separately, along with its quant...read more

There is no specific IS code for billing. Extra items, deduction rules for plaster, built-up area, and escalation vary based on project specifications.

• There is no IS code for billing, as it varies based on project specifications

• Extra items included in billing also vary based on project specifications

• Deduction rules for plaster also vary based on project specifications

• Built-up area is calculated based on the total area of all floors of a building

• Escalation is the increase in c...read more

Finishing items billing refers to the process of invoicing for the final stages of a project or service.

• Includes billing for any remaining work or materials needed to complete the project

• May involve calculating and billing for change orders or additional work

• Requires close collaboration with project managers and clients to ensure accuracy

• Examples include billing for final touches on a construction project or last-minute design changes in a software development project

MEP items billing refers to the process of invoicing for mechanical, electrical, and plumbing items used in construction projects.

• MEP items include HVAC systems, electrical wiring, plumbing fixtures, and more

• Billing is based on the quantity and cost of materials used, as well as labor and overhead expenses

• Accurate tracking of MEP items is essential for proper billing and project management

• Software such as Bluebeam Revu and PlanGrid can assist with MEP item tracking and billin...read more

Bend deduction of a ring in BBS is calculated by subtracting the sum of two bend allowances from the total length of the ring.

• Calculate the bend allowance for each bend in the ring.

• Add the bend allowances together to get the total bend allowance.

• Subtract the total bend allowance from the total length of the ring to get the bend deduction.

We can increase the performance of the company by implementing efficient project management techniques and investing in employee training and development.

• Implement efficient project management techniques

• Invest in employee training and development

• Encourage innovation and creativity

• Streamline processes and procedures

• Regularly review and evaluate performance metrics

IS Code of Concrete is IS 456:2000

• IS 456:2000 is the Indian Standard code for Plain and Reinforced Concrete

• It provides guidelines for the design and construction of concrete structures

• The code covers various aspects such as materials, mix design, workmanship, and testing

• It ensures the quality and durability of concrete structures

• For example, IS 456:2000 specifies the minimum grade of concrete for different types of structures

To make stirrups for a beam 230x700 with clear cover top 25mm and bottom 40mm, follow these steps.

• Calculate the total length of the beam to determine the number of stirrups needed

• Determine the spacing between each stirrup based on structural requirements

• Cut the stirrups to the required length and bend them to the appropriate shape

• Place the stirrups at the designated locations on the beam and secure them in place

Concrete quantity for tread and riser can be calculated by determining the volume of each component and adding them together.

• Calculate the volume of the tread by multiplying the length, width, and thickness.

• Calculate the volume of the riser by multiplying the height, width, and thickness.

• Add the volumes of the tread and riser to get the total concrete quantity needed.

• Consider any additional factors such as wastage or reinforcement when calculating the quantity.

Bend deduction for ring hook is the amount of material that is removed when bending a ring hook.

• Bend deduction is calculated based on the material thickness and bend radius.

• It is used to determine the flat pattern length of the material before bending.

• For ring hooks, the bend deduction is typically around 1.5 times the material thickness.

• The formula for calculating bend deduction is: Bend Deduction = (π/2) x Bend Radius x Material Thickness

I have worked on multiple government projects related to billing and invoicing.

• Developed billing software for a government agency to automate their invoicing process

• Managed billing and invoicing for a government healthcare program

• Implemented cost tracking system for a government construction project

• Collaborated with government officials to ensure compliance with regulations and policies

Material reconciliation is the process of comparing the actual materials used in a project with the estimated materials to ensure accuracy.

• Involves comparing the actual quantity of materials used in a project with the estimated quantity

• Helps in identifying any discrepancies or variances in material usage

• Ensures that the project stays within budget and timelines

• Can involve physical counting of materials on site or comparing invoices and delivery notes

• Important for accurate bil...read more

I have operated various surveying instruments including total stations, GPS receivers, and levels. I am proficient in AutoCAD 2D.

• Operated total stations for precise angle and distance measurements

• Used GPS receivers for satellite-based positioning

• Utilized levels for determining elevations

• Proficient in AutoCAD 2D for drafting and design work

Rolling margin is the difference between the selling price and the cost of goods sold, expressed as a percentage.

• Rolling margin helps in determining the profitability of a product or service.

• It is calculated by subtracting the cost of goods sold from the selling price, dividing the result by the selling price, and then multiplying by 100.

• For example, if a product is sold for $100 and the cost of goods sold is $60, the rolling margin would be (100-60)/100 * 100 = 40%.

Shuttering work can be checked by inspecting the alignment, levelness, and quality of materials used.

• Inspect the alignment of the shuttering to ensure it is straight and properly positioned.

• Check the levelness of the shuttering to ensure it is even and at the correct height.

• Examine the quality of materials used in the shuttering work to ensure they are sturdy and durable.

• Ensure that the shuttering is securely fixed in place to prevent any movement during construction.

• Regularl...read more

Resource allocation for utilities manpower and services can be costly but is essential for ensuring safety and compliance.

• Allocate resources based on risk assessment and regulatory requirements

• Consider outsourcing certain services to reduce costs

• Implement energy efficiency measures to reduce utility expenses

• Invest in training and development of in-house manpower to improve efficiency

• Regularly review and optimize resource allocation to ensure cost-effectiveness

Zone of Renar lap refers to the overlap zone in a column and beam connection.

• Zone of Renar lap is the area where the column reinforcement bars overlap with the beam reinforcement bars.

• It is important to ensure proper lap length and anchorage of the bars in this zone to maintain structural integrity.

• The overlap length is typically specified in the structural design drawings.

• Proper detailing and construction practices are crucial to ensure the strength and stability of the conn...read more

Safety role at site involves ensuring compliance with safety regulations, conducting risk assessments, implementing safety programs, and training employees.

• Ensuring compliance with safety regulations and standards

• Conducting regular risk assessments to identify potential hazards

• Implementing safety programs and initiatives to prevent accidents and injuries

• Training employees on safety procedures and protocols

• Investigating incidents and near misses to prevent future occurrences

IS 456 is the Indian Standard code for the design and construction of reinforced concrete structures.

• IS 456 provides guidelines for the use of reinforced concrete in construction.

• It covers the general requirements for the design and construction of reinforced concrete structures.

• The code includes provisions for materials, structural design, durability, and safety.

• It also provides guidelines for testing and quality control of concrete.

• IS 456 is widely used in India for the des...read more

Steel can be made strong by controlling its composition and heat treatment.

• Increasing the carbon content and adding other alloying elements like manganese, chromium, and nickel can improve strength.

• Heat treatment processes like quenching and tempering can also increase strength.

• Proper quality control during manufacturing and testing can ensure the steel meets strength requirements.

• Examples of high-strength steels include HSLA (high-strength low-alloy) steel and advanced high-...read more

Hira, JSA, SOP, JHA are all safety procedures used in the workplace to identify and mitigate hazards.

• HIRA stands for Hazard Identification and Risk Assessment, used to identify potential hazards and assess the associated risks.

• JSA stands for Job Safety Analysis, a process of identifying potential hazards in a specific job task and determining the best way to perform the task safely.

• SOP stands for Standard Operating Procedure, a set of step-by-step instructions compiled by an ...read more

General procedure for structural concrete involves mixing, pouring, and curing concrete to create a strong and durable structure.

• Prepare the site by setting up formwork and ensuring proper reinforcement

• Mix concrete ingredients in the correct proportions

• Pour the concrete into the formwork and level it

• Allow the concrete to cure and gain strength over time

• Finish the surface as needed for the specific application

Maximum bending moment in a beam is the point where the beam experiences the highest amount of stress due to external loads.

• Maximum bending moment occurs at the point where the shear force is zero.

• It is important to calculate the maximum bending moment to ensure the beam can support the applied loads.

• Example: In a simply supported beam with a point load at the center, the maximum bending moment will occur at the center of the beam.

SAP Hana is an in-memory database management system used for real-time data processing and analytics.

• SAP Hana is a high-performance database platform developed by SAP.

• It allows businesses to process large volumes of data in real-time.

• SAP Hana uses in-memory computing, which means data is stored in RAM for faster access.

• It supports advanced analytics, machine learning, and predictive modeling.

• SAP Hana versions include SAP Hana 1.0, SAP Hana 2.0, and SAP Hana Cloud.

• Organization...read more

A waist slab is a horizontal slab constructed at waist level to provide support and stability to a structure.

• Waist slabs are commonly used in construction to reinforce walls or columns at waist height.

• They help distribute the load evenly and prevent structural failure.

• Examples include waist slabs in retaining walls or in reinforced concrete buildings.

Scheduling to update in MSP involves inputting and adjusting project tasks and timelines in Microsoft Project.

• Input new tasks and deadlines

• Adjust existing tasks and timelines as needed

• Ensure dependencies are accurately reflected

• Regularly review and update the schedule

• Communicate any changes to team members

Standard Operating Procedures (SOP) are detailed instructions on how to perform a specific task or operation.

• SOPs are essential for ensuring consistency, quality, and safety in operations.

• They outline step-by-step instructions, safety precautions, and best practices.

• SOPs are commonly used in industries such as manufacturing, healthcare, and food service.

• Examples of SOPs include procedures for equipment maintenance, emergency response, and quality control.