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Construction Book Project 25

Construction Book 2025/26 Projects

The construction industry remains an important pillar of South Africa’s economy, contributing slightly over 2% to the national GDP. The sector employs approximately 1,359,074 people, making it the fifth-largest employer in the country. It offers work opportunities across broad skills spectrum, employing both skilled and semi-skilled individuals. It therefore has an important role in job creation and economic inclusion.

At the time of publication, the 2025/26 national budget projected that public-sector infrastructure expenditure would be allocated more than R1 trillion over the Medium-Term Expenditure Framework (MTEF). The focus areas of this substantial investment include:

  • Transport and Logistics
  • Energy
  • Water and Sanitation

These priority sectors were also highlighted in the inaugural edition of The Construction Book, launched during the Sustainable Infrastructure Development Symposium of South Africa (SIDSSA) of March 2024. In line with Infrastructure South Africa’s mandate to coordinate, manage, and monitor a comprehensive infrastructure pipeline, this second edition of the Construction Book continues to emphasise these strategic sectors. The second edition sees an expansion in sectors included, with Waste, Social Infrastructure and Public Assets now being included in the Book. Furthermore, this Edition also presents an overview of broader infrastructure development initiatives which are tracked by National Treasury.

Infrastructure South Africa provides this Construction Book as a transparent, national overview of funded construction pipeline projects that are expected to be issued for construction tender in the next 18 months. In doing so, this publication serves as a key resource to guide industry stakeholders in strategic planning, resourcing, and unlocking economic opportunities across the country.

Construction Book

2025/26 Updates

Emkhiweni 400/132 kV Substation Integration Phase 1A (Kwa-Zulu Natal)

This project involves the repurposing of the existing thermal power plant into a PV and BESSS renewable energy power plant. The BESS component commences around Feb / Mar 2026, with the PV component commencing around May / June 2026, depending on when the Department of Energy and Electricity gazettes this project.

Komati Power Station Solar PV and BESS (Mpumalanga)

Mokolo Crocodile River Water Augmentation Project - Phase 2 (Limpopo)

Kensington Pumpstation and O7 Pipeline (Gauteng)

Muldersvlei Reservoir and Pipeline (Western Cape)

This project was awarded Q3 of 2025 and the sod-turning for construction-start is expected this month (March 2026) during Water Week. Current plans see the project being completed towards the end of 2029.

This project entails the establishment of the new Emkhiweni Substation and loop-in loop-out of the Arnot-Kendal 400kV line. Construction is scheduled to commence between Mar – May 2026.

Both components are turnkey projects and detailed design stage was concluded at the end of 2025, with construction to commence in 2026 and be concluded at the end of 2030.

Tender was awarded in March 2026; however, is still undergoing a 40-day no-objection period before the award can be publicised. Construction is expected to commence in 2027, with a total construction period of 4 years.