25 Quantity Surveyor Interview Questions and Answers

Quantity surveyors are responsible for the financial management of construction projects. They work with clients, architects, and engineers to establish budgets and then track the costs of materials, labor, and other expenses as the project progresses.

If you’re looking to enter this in-demand field, you’ll need to be able to answer questions about your experience, skills, and knowledge. In this guide, we’ll provide you with some common quantity surveyor interview questions and answers to help you prepare.

1. Are you familiar with the Construction Management Institute’s standards for quantity surveying?

The Construction Management Institute is an organization that sets standards for quantity surveying. The interviewer may ask this question to see if you are familiar with the institute’s standards and how they apply to your work. In your answer, explain what these standards are and why they are important.

Example: “Yes, I am familiar with the Construction Management Institute’s standards for quantity surveying. In my current role as a Quantity Surveyor, I have been responsible for ensuring that all projects adhere to these standards. I understand the importance of accuracy and precision when it comes to quantity surveying, and I always strive to ensure that all measurements are accurate and up-to-date. Furthermore, I have experience in using various software packages such as AutoCAD and Revit to create detailed plans and drawings that meet the requirements of the Construction Management Institute’s standards. Finally, I also have extensive knowledge of building regulations and codes which is essential for any successful quantity surveyor.”

2. What are the most important qualities for a successful quantity surveyor?

Employers ask this question to learn more about your work ethic and how you view the role of a quantity surveyor. They want someone who is dedicated, organized and detail-oriented. When answering this question, think about what qualities helped you succeed in previous roles. Consider mentioning some of these qualities along with any other skills that are important for a successful quantity surveyor.

Example: “Successful quantity surveyors must possess a number of important qualities in order to be successful. First and foremost, they need to have excellent analytical skills; being able to accurately assess the cost of materials, labor, and other expenses is essential for any project. They also need to be highly organized and detail-oriented, as there are often many complex calculations involved in the job.

Additionally, strong communication skills are necessary for a successful quantity surveyor. Being able to effectively communicate with clients, contractors, and other stakeholders is key to ensuring that projects run smoothly and on budget. Finally, having an understanding of construction law and regulations is critical for a quantity surveyor, as it helps them ensure that all work is done in accordance with local laws and regulations.”

3. How do you determine the cost of a project?

This question can help the interviewer understand your process for determining costs and how you use data to make decisions. Use examples from past projects to explain how you used cost estimation software, reviewed budgets or calculated costs on a project.

Example: “When determining the cost of a project, I use a variety of methods. First, I review the scope of work and any drawings or specifications that are available to me. This allows me to understand what materials and labor will be required for the job. Next, I research current market prices for those materials and labor costs. Finally, I take into account any additional costs such as taxes, permits, insurance, etc. Once all these factors have been taken into consideration, I can create an accurate estimate of the total cost of the project.

I also stay up to date with industry trends so that I can make informed decisions about pricing. My experience in quantity surveying has taught me how to accurately assess the cost of projects while taking into account the needs of my clients. With this knowledge, I am confident that I can provide reliable estimates and help ensure successful completion of projects.”

4. What is your experience with using computer programs as a quantity surveyor?

The interviewer may ask this question to learn about your computer skills and how you use them in the workplace. Use your answer to highlight any experience you have with using quantity surveyor software, such as AutoCAD or Microsoft Project. You can also share any other relevant computer programs that you are familiar with if they help you perform your job duties.

Example: “As a quantity surveyor, I have extensive experience using computer programs to complete my work. I am proficient in the use of Microsoft Office Suite, including Excel and Word, as well as AutoCAD for drawing plans and diagrams. In addition, I have used specialized software such as Sage Estimating, which is designed specifically for cost estimating and budgeting. With this program, I was able to create detailed estimates and track project costs throughout the duration of the job. Finally, I have also worked with construction management software, such as Procore, to help manage projects from start to finish.”

5. Provide an example of a time you identified a cost-saving measure for a client.

Interviewers ask this question to learn more about your problem-solving skills and how you can help their company save money. In your answer, explain a specific example of when you helped a client reduce costs on a project.

Example: “I recently had the opportunity to work with a client who was renovating their office building. During my initial assessment, I identified several areas where cost-saving measures could be implemented. For example, I suggested that they purchase materials in bulk and use recycled materials wherever possible. This would help them save money on both the upfront costs of the project as well as long-term maintenance costs.

In addition, I also recommended that they consider using energy efficient lighting fixtures throughout the building. Not only would this reduce their electricity bills, but it would also have a positive environmental impact. Finally, I proposed that they hire local contractors for the renovation, which would help keep labor costs down.”

6. If a client asked you to reduce the cost of a project by 20 percent, how would you approach this?

This question can help interviewers understand how you would react to a challenging situation. Use your answer to show that you are willing to take on difficult tasks and find solutions for them.

Example: “If a client asked me to reduce the cost of a project by 20 percent, I would approach this in several ways. First, I would review the scope of work and identify any areas where costs can be reduced without compromising quality or safety. This could include finding alternative suppliers for materials, negotiating better rates with existing vendors, or streamlining processes to save time and labor costs.

I would also look at the budget and determine which items are most important to the success of the project. By focusing on these key elements, I can ensure that the cost reduction does not negatively impact the overall outcome. Finally, I would communicate my findings to the client and provide them with options so they can make an informed decision about how to proceed.”

7. What would you do if you were working on a project and one of your estimates was off?

Interviewers may ask this question to see how you respond to challenges. They want to know that you can take responsibility for your mistakes and learn from them. In your answer, try to explain what steps you would take to fix the mistake and ensure it doesn’t happen again.

Example: “If I were working on a project and one of my estimates was off, the first thing I would do is assess why it was inaccurate. Was there an unforeseen cost or issue that caused the estimate to be wrong? If so, I would document this and adjust the budget accordingly.

I would also take steps to ensure that similar mistakes are not made in the future. This could include reviewing the estimating process, creating more detailed plans for upcoming projects, and/or seeking additional training if necessary. Finally, I would communicate any changes with the client and other stakeholders involved in the project to ensure everyone is aware of the situation and can work together to find a solution.”

8. How well do you understand the concept of depreciation?

The interviewer may ask this question to assess your knowledge of accounting and financial concepts. This is because quantity surveyors often need to understand the financial aspects of their projects, including how to calculate depreciation. In your answer, try to show that you have a strong understanding of what depreciation is and how it works.

Example: “I have a strong understanding of the concept of depreciation. I understand that it is an accounting method used to allocate the cost of an asset over its useful life. Depreciation allows for businesses to spread out the costs associated with purchasing and using an asset, such as equipment or buildings, so that they can be accounted for in their financial statements.

I am familiar with different methods of calculating depreciation, including straight line, double declining balance, sum-of-the-years digits, and units of production. I also understand how to calculate the salvage value of an asset at the end of its useful life, which is important when determining the total amount of depreciation expense to be recorded.

As a Quantity Surveyor, I understand the importance of accurately recording depreciation expenses in order to ensure that projects are completed within budget. I am confident that my knowledge and experience will help me to effectively manage any project’s finances and ensure that all assets are properly depreciated.”

9. Do you have experience working with clients who aren’t familiar with the intricacies of construction projects?

Interviewers may ask this question to assess your ability to communicate with clients and other stakeholders. They want to know that you can explain complex construction processes in a way that is easy for others to understand. In your answer, try to describe how you would approach communicating with these types of clients or stakeholders.

Example: “Yes, I have extensive experience working with clients who aren’t familiar with the intricacies of construction projects. As a Quantity Surveyor, it is my job to ensure that all parties involved in the project understand their roles and responsibilities. I strive to provide clear communication and guidance throughout the entire process to ensure that everyone is on the same page.

I also make sure that clients are aware of any potential risks or issues that could arise during the course of the project. By doing this, I am able to help them make informed decisions about how best to proceed. My ability to effectively communicate with clients has enabled me to successfully manage complex projects from start to finish.”

10. When is it appropriate to make changes to a project’s scope?

The interviewer may ask you this question to assess your decision-making skills and how they apply to the role. Use examples from past projects where you made changes to scope, including why you made those changes and what impact they had on the project’s timeline or budget.

Example: “It is important to make changes to a project’s scope when necessary. As a Quantity Surveyor, I understand the importance of staying within budget and meeting deadlines. When making changes to a project’s scope, it is essential to consider the impact on cost, time, quality, and other stakeholders involved in the project.

I believe that changes should only be made if they are absolutely necessary and will benefit the project overall. For example, if there is an issue with the materials or labor that was originally planned for, then it may be appropriate to adjust the scope of the project to accommodate these changes. It is also important to ensure that any changes made do not compromise the quality of the final product.”

11. We want to ensure our clients are happy with our work. How would you rate your communication skills as a quantity surveyor?

Interviewers may ask this question to see how you interact with clients and other stakeholders. Quantity surveyors often work closely with construction managers, architects and engineers, so it’s important that you can communicate effectively with all of these individuals.

Example: “I believe that my communication skills as a quantity surveyor are excellent. I am confident in my ability to effectively communicate with clients and other stakeholders, both verbally and in writing. I understand the importance of clear and concise communication when it comes to providing accurate information about projects and budgets.

I have experience working on complex projects which require effective communication between multiple parties. I take pride in being able to explain technical concepts in an understandable way to ensure everyone is on the same page. I also make sure to keep all relevant parties informed throughout the project so they can be kept up-to-date with progress.”

12. Describe your process for ensuring you have a representative sample of the area you’re measuring.

The interviewer may ask you this question to assess your ability to apply the scientific method in your work. Use examples from past projects where you applied sampling techniques and how they helped you achieve accurate results.

Example: “When it comes to ensuring I have a representative sample of the area I’m measuring, my process begins with research. I always make sure to read up on the project and its scope before starting any work. This allows me to get an understanding of what needs to be measured and what kind of data is needed for the job.

Once I understand the project requirements, I then create a plan that outlines how I will measure the area in question. This includes deciding which tools and techniques I will use, such as aerial photography or ground surveys. I also take into account factors like terrain, weather, and accessibility when creating the plan.

After I have a plan in place, I begin collecting data from the area. To ensure I have a representative sample, I focus on gathering data from multiple sources, including both primary and secondary data. This helps me to get a more accurate picture of the area and ensures that I am not missing any important information. Finally, I analyze all of the data collected and present my findings in a clear and concise manner.”

13. What makes you stand out from other quantity surveyors?

Employers ask this question to learn more about your skills and experience as a quantity surveyor. They want to know what makes you unique from other candidates applying for the same position. Use your answer to highlight any specialties or certifications you have that make you stand out from others. You can also share an example of how these skills helped you complete a project successfully.

Example: “I believe my experience and qualifications make me stand out from other quantity surveyors. I have over 10 years of experience in the field, working on a variety of projects ranging from residential to commercial buildings. During this time, I have gained extensive knowledge of cost estimating, contract administration, budgeting, and project management.

In addition to my experience, I am also certified as a Chartered Quantity Surveyor (CQS). This certification demonstrates that I possess the necessary skills and expertise required for the role. It also shows that I am committed to staying up-to-date with industry trends and best practices.

Furthermore, I have excellent communication and problem-solving skills which are essential qualities for any successful quantity surveyor. My ability to work collaboratively with team members and clients has enabled me to successfully complete projects on time and within budget.”

14. Which construction projects have you worked on in the past?

This question can help the interviewer get a better idea of your experience level. You can use this opportunity to highlight any projects you’ve worked on that were particularly challenging or interesting.

Example: “I have worked on a variety of construction projects in my past roles as a Quantity Surveyor. Most recently, I was responsible for the cost management and contract administration of a large-scale residential development project. This involved working closely with the client to ensure that all costs were accurately tracked and reported, while also managing the contracts between the various contractors and suppliers.

Prior to this, I worked on a commercial office building project where I was responsible for the budgeting and forecasting of the project’s costs. I successfully managed the project within its allocated budget and delivered it on time.”

15. What do you think is the most important thing for a quantity surveyor to remember on the job?

This question is a great way for the interviewer to assess your interpersonal skills and how you interact with others. Quantity surveyors often work in teams, so it’s important that they can communicate effectively and collaborate with their colleagues. In your answer, try to highlight your communication skills and emphasize how you enjoy working as part of a team.

Example: “As a Quantity Surveyor, I believe that the most important thing to remember on the job is accuracy. It’s essential to ensure that all measurements and calculations are accurate in order to produce reliable cost estimates for construction projects. This requires an attention to detail and a thorough understanding of both the project scope and budget.

In addition to accuracy, it’s also important to stay up-to-date with industry trends and regulations. As a Quantity Surveyor, I make sure to keep abreast of any changes or updates in the field so that I can provide my clients with the best possible advice and services.”

16. How often do you make mistakes when estimating a project’s costs?

This question can help the interviewer determine how often you make mistakes and how you handle them. It can also show whether you are willing to admit your errors and learn from them. When answering this question, it can be helpful to mention a specific mistake you made in the past and what steps you took to improve your estimating skills.

Example: “I take great pride in my work as a Quantity Surveyor and strive to be accurate with all of my estimates. I understand the importance of providing accurate cost estimates for projects, so I always double-check my calculations before submitting them. I also use software programs such as Microsoft Excel to help me accurately calculate costs.

In terms of mistakes, I rarely make any when estimating project costs. If I do make a mistake, it is usually due to an oversight or misunderstanding of the scope of the project. In these cases, I immediately identify the issue and correct it right away. This ensures that the client receives the most accurate estimate possible.”

17. There is a disagreement between the construction team and the client about the direction of the project. How would you handle this?

The interviewer may ask you a question like this to assess your conflict resolution skills. This is an important skill for quantity surveyors because they often work with clients and construction teams who have different opinions about the project’s direction. In your answer, demonstrate that you can use your problem-solving and communication skills to resolve disagreements between parties.

Example: “As a Quantity Surveyor, I understand the importance of resolving disputes between clients and construction teams. In this situation, my first step would be to identify the root cause of the disagreement. Once identified, I would work with both parties to come up with a mutually beneficial solution that meets their needs.

I believe in open communication and collaboration when it comes to solving problems. I would ensure that all stakeholders are heard and that their opinions are taken into account. I would also take into consideration any legal implications or contractual obligations that may arise from the dispute.

Ultimately, my goal is to find an equitable resolution for all involved parties. I am confident that my experience as a Quantity Surveyor will enable me to successfully manage this type of conflict.”

18. How do you ensure that your estimates are accurate and reliable?

The interviewer may ask this question to assess your quality control and assurance skills. Your answer should demonstrate that you have the ability to perform thorough calculations, understand client requirements and communicate with project teams.

Example: “I understand the importance of accurate and reliable estimates in a Quantity Surveyor role, so I take every measure to ensure that my estimates are precise. To start, I always use up-to-date market data when creating an estimate. This helps me to make sure that my numbers reflect current trends and prices.

I also double-check all calculations before submitting them for review. This ensures that there are no errors or discrepancies in my work. Finally, I research any potential risks associated with the project and factor those into my estimates. By doing this, I can help minimize unexpected costs down the line.”

19. Describe a time when you had to use creative problem-solving skills as a quantity surveyor.

The interviewer may ask this question to learn more about your problem-solving skills and how you apply them in the workplace. Use examples from your past experience that highlight your ability to think critically and creatively when solving problems.

Example: “As a Quantity Surveyor, I am constantly faced with challenges that require creative problem-solving skills. One particular instance stands out to me when I was working on a project for a large construction company. The client had requested an estimate of the total cost of the project and gave us a very tight deadline.

I knew that we needed to come up with a solution quickly in order to meet the deadline. To do this, I used my experience as a Quantity Surveyor to break down the project into smaller parts and assess each one individually. This allowed me to identify areas where costs could be reduced or eliminated altogether. I then worked with the team to develop a plan that would allow us to complete the project within the given timeframe while still meeting the client’s budget requirements.

In the end, we were able to successfully deliver the project on time and under budget. It was a great example of how creative problem-solving can help solve complex issues. I believe this experience has made me a better Quantity Surveyor and I look forward to bringing these skills to my next role.”

20. What techniques have you used to track changes in the cost of materials throughout a project’s duration?

The interviewer may ask you this question to assess your ability to use advanced techniques and processes in the field. Your answer should demonstrate that you can apply a variety of methods to track changes in cost, including how you implement them into your work.

Example: “I have a variety of techniques I use to track changes in the cost of materials throughout a project’s duration. One technique is to create a spreadsheet that tracks all material costs, including any changes or fluctuations over time. This allows me to quickly identify any potential issues and take corrective action if needed.

Another technique I use is to compare current prices with historical data from previous projects. This helps me anticipate any potential price increases before they occur and plan accordingly. Finally, I also stay up-to-date on industry trends by reading relevant publications and attending seminars. This helps me to be aware of any new developments in the market which may affect the cost of materials.”

21. Are there any specific tools or software programs you prefer to use for your work?

The interviewer may ask this question to learn more about your experience with specific software programs or tools that are commonly used by quantity surveyors. You can answer this question by mentioning the name of a program or tool you have used in the past and how it helped you complete your work.

Example: “Yes, I have a few preferred tools and software programs that I use for my work as a Quantity Surveyor. I’m well-versed in using Microsoft Excel to create spreadsheets and analyze data, which is an essential part of the job. I also prefer to use specialized software such as Autodesk Revit and AutoCAD for creating 3D models and drawings. Finally, I’m familiar with project management software like Primavera P6 and Oracle Aconex, which help me stay organized and on top of all tasks.”

22. Explain how you develop a budget for a construction project.

The interviewer may ask you this question to assess your ability to apply your skills and knowledge of construction costs to a project. Use examples from past projects to explain how you developed budgets for the construction projects you worked on.

Example: “Developing a budget for a construction project requires careful planning and analysis. As a Quantity Surveyor, I have extensive experience in this area. My approach to creating a budget involves several steps.

The first step is to review the plans and specifications of the project. This helps me understand the scope of work and identify any potential cost-saving opportunities. Once I have an understanding of the project, I can then begin to develop an accurate estimate of the costs associated with the project.

I use a combination of historical data and current market prices to determine the estimated cost of materials, labor, equipment, and other expenses. I also factor in overhead costs such as insurance, taxes, and permits. Finally, I create a contingency plan to account for unexpected costs or delays that may arise during the course of the project.”

23. In what ways can a quantity surveyor reduce costs on a project?

Interviewers may ask this question to assess your ability to reduce costs on a project. They want to know that you can help their company save money and increase profits. In your answer, explain how you would use your skills as a quantity surveyor to reduce costs on a project.

Example: “As a Quantity Surveyor, I have the ability to reduce costs on projects in several ways. Firstly, I can ensure that accurate estimates are created and tracked throughout the project lifecycle. This helps identify any discrepancies between estimated and actual costs early on, which allows for proactive measures to be taken to prevent cost overruns. Secondly, I can review contracts and subcontracts to make sure they are competitively priced and provide value for money. Finally, I can monitor progress against budgeted costs, ensuring that all works are completed efficiently and within budget. By taking these steps, I am confident that I can help reduce costs on any project.”

24. Are there any laws or regulations related to quantity surveying that you are familiar with?

Interviewers may ask this question to assess your knowledge of the industry and how you apply it. They want to know that you are aware of any laws or regulations related to quantity surveying, as well as how you would follow them. In your answer, try to mention a law or regulation that is relevant to quantity surveying and explain what steps you would take to comply with it.

Example: “Yes, I am very familiar with the laws and regulations related to quantity surveying. As a professional Quantity Surveyor, it is important for me to stay up-to-date on all of the relevant legislation in order to ensure that my work meets the highest standards.

I have studied and remain knowledgeable about the Construction Contracts Act 2002, which outlines the rights and responsibilities of parties involved in construction contracts. I also understand the Building Code 2016, which sets out the requirements for building safety and performance. Finally, I am aware of the Health and Safety at Work Act 2015, which requires employers to provide safe working conditions for their employees.”

25. How do you stay up-to-date on industry trends and new technologies?

The construction industry is constantly changing, and employers want to make sure you’re able to adapt. They may ask this question to see if you have a plan for keeping up with the latest developments in your field. In your answer, explain how you stay informed about new technologies and trends that could impact your work. You can also mention any specific resources you use to learn more about these topics.

Example: “I stay up-to-date on industry trends and new technologies by attending conferences, seminars, and networking events. I also read relevant publications to keep abreast of the latest developments in the field. In addition, I am an active member of several professional organizations that provide access to resources such as webinars, online courses, and mentorship programs. This allows me to gain insight into the current state of the industry and learn about emerging technologies. Finally, I make sure to follow industry leaders and influencers on social media so I can stay informed about the latest news and advancements.”