Achieving Net Zero in South Africa: The Role of AI in Quantity Surveying

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  • Achieving Net Zero in South Africa: The Role of AI in Quantity Surveying
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Jodach Mudaly


Jodach Mudaly


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South Africa, like many countries, is grappling with the challenges of achieving net zero carbon emissions. As the urgency to address climate change intensifies, various industries are exploring innovative ways to reduce their carbon footprint. Among these sectors, the construction industry stands out due to its significant environmental impact.

Quantity Surveyors play a pivotal role in the financial and contractual management of construction projects. They can now leverage artificial intelligence (AI) to drive the transition towards net zero. Here, we explore how AI can assist local Quantity Surveyors in achieving their clients’ net zero goals.

The role of Quantity Surveyors in sustainability

Traditionally, the role of Quantity Surveyors has focussed on ensuring projects are completed within budget and on time. However, as sustainability becomes a priority in constructing more environmentally friendly buildings, Quantity Surveying professionals are increasingly responsible for ensuring projects minimise environmental impact and comply with green building standards.

AI-powered tools for sustainable construction

AI offers several tools and methodologies that can significantly enhance the ability of Quantity Surveyors to achieve net zero targets. These include:

1. Predictive analytics for energy efficiency

AI-driven predictive analytics can help Quantity Surveyors forecast the energy consumption of buildings. By analysing historical data and simulating various scenarios, AI can predict future energy use and identify potential areas for improvement. This enables Quantity Surveyors to recommend design modifications and materials that enhance energy efficiency, thereby reducing a building’s carbon footprint.

2. Optimising material usage

The selection and use of building materials are critical to achieving net zero. AI can analyse vast amounts of data to determine the most sustainable materials based on factors such as embodied carbon, durability, and cost. By optimising material usage, AI helps Quantity Surveyors reduce waste and promote the use of eco-friendly materials, contributing to lower overall emissions.

3. Lifecycle cost analysis

AI can conduct comprehensive lifecycle cost analyses, taking into account not just the initial construction costs but also the long-term environmental impact. This holistic approach allows Quantity Surveyors to evaluate the sustainability of different design options over the building’s entire lifespan. By integrating lifecycle costs with environmental data, AI ensures that the most sustainable and cost-effective solutions are selected.

4. Real-time monitoring and reporting

AI-powered sensors and Internet of Things (IoT) devices can provide real-time monitoring of construction sites. These technologies enable Quantity Surveyors to track energy consumption, waste production, and other environmental metrics continuously. Real-time data allows for immediate corrective actions, ensuring that projects remain on track to meet sustainability targets.

Case studies: AI in action

Several projects in South Africa have begun integrating AI systems to achieve net zero goals. A notable example is Menlyn Maine in Pretoria, the head office location of RLB in South Africa, which integrates smart building technologies to optimise energy efficiency. The development utilises advanced smart control drivers and HVAC (Heating, Ventilation, and Air Conditioning) systems to optimise ventilation and reduce energy usage.

Through the integration of these technologies, Menlyn Maine reduces its carbon footprint and sets a new standard for sustainable urban development in South Africa. This project exemplifies the potential for innovative systems to drive significant advancements in energy efficiency and sustainability.

Menlyn Maine not only collaborates with the Green Building Council of South Africa (GBCSA) to ensure all buildings in the precinct carry a four-star rating but also employs the Leadership in Energy and Environmental Design for Neighbourhood Development (LEED ND) tool to ensure that the surrounding spaces are sustainable.

Challenges and opportunities

While the potential of incorporating AI in achieving net zero targets is vast, there are challenges to its widespread adoption. These include the high cost of implementation, the need for skilled professionals to manage these systems, and concerns about data privacy and security. However, the opportunities far outweigh the challenges, and RLB in South Africa is actively exploring innovative approaches to enhance its service offering.

With the South African government’s commitment to reducing carbon emissions and the growing awareness of sustainability in the construction industry, the integration of AI presents a promising pathway to achieving net zero targets in the industry.


The use of AI is transforming the quantity surveying profession by providing innovative solutions to achieve net zero carbon emissions and equip Quantity Surveyors with the tools needed to drive sustainable construction practices. As the built environment continues to evolve, embracing AI will be crucial for South Africa to meet its sustainability targets and build a greener future.


Nicolas Sheard
Nicolas Sheard

Chief Executive Officer (RLB Africa)

Global Annual Report 2024
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