What is the Role of a Building Quantity surveyor?

A Quantity surveyor (QS) is the person who is responsible for the design, construction, and completion of a building, and who is responsible for ensuring that the building is produced within the cost and time constraints determined by the client.

A QS is also responsible for the administration of all operations within a project, and for ensuring that projects are completed on time and within budget. In a construction project, the QS needs to be familiar with all aspects of construction, including Design, BIM, Building Information Modelling, Materials, Testing, and Structural Engineering.


The role of a quantity surveyor is to provide advice and assistance to the client in terms of all matters, including the preparation of construction contracts, the procurement of goods and services, review of construction progress and the finalization of the construction contract.

Managing Costs

As a quantity surveyor, you are in charge of investigating the feasibility of a proposed building and determining the costs of construction. You will also need to make sure the costs are reasonable given the market condition. This can be a difficult job, so here are some tips for you.

Dealing with Contractual and Legal Matters

Quantity surveyor work involves a wide variety of tasks. These tasks require a variety of tools, which include CAD drawing, surveying equipment, and digital analysis technology. The tasks also require a wide array of legal knowledge, because they all involve property law and land law.

Write Reports

As a quantity surveyor, one of your main roles is to provide the client with reports and information, and to ensure that they are kept up to date about projects and developments. This will not only enhance the relationship that you have with the client, but will also ensure that you provide them with the most up-to-date information.

Pay Subcontractors

A quantity surveyor job involves making a substantial impact upon the value of a property, your company will probably have a quantity surveyor on their payroll. Another role of the quantity surveyor is to ultimately decide how much a company will pay for a subcontractors and to determine if they are getting value for money.

Prepare Tender Documents

The role of a quantity surveyor is to prepare tender documents for the construction or repair of a building or land in order to get the best terms and to get the work done as soon as possible. Our role is to prepare tender documents for:

  • Building Consents
  • Demolition Consents
  • Building Regulations Approvals

We also prepare tender documents for other projects, such as property transfers, public works and other government grants.

Design and Construction Work

One of the key roles a quantity surveyor plays, in most projects, is to oversee the design and construction, and ensure that those aspects meet legal and contractual requirements. If a large number of factors are out of whack, it can result in a project that’s not up to code, or will cost more than if it were built properly in the first place, which can be a problem when it comes to maintaining a project in later years.


For an instant the duty of quantity surveyor services involves on providing cost estimates, advice on investment real estate taxation deductions, feasibility research and ideas on hiring contractors. However, as a building surveyor, supervising of the building work and also the project management has to be carried out.