Installation of Water-Wise and Biodiversity Garden at Pretoria Botanical Garden.
Refilwe Malatji
Compulsory briefing — you must attend to bid
3 November 2026 at 11:00 · Pretoria National Botanical Garden
In plain English
A contractor is being sought for the installation of a water-wise and biodiversity garden at the Pretoria National Botanical Garden. Bidders must have a CIDB contractor grading of 3SH or higher.
Always check the official documentDescription
The South African National Biodiversity Institute (SANBI) invites contractors to tender for the installation of a water-wise and biodiversity garden at the Pretoria National Botanical Garden in Gauteng. The project includes site preparation, earthworks, installation of irrigation, and the planting of indigenous vegetation. The successful contractor will also be responsible for three months of maintenance and providing skills training to SANBI staff. The project must be completed within four months of the commencement date. A compulsory site briefing is scheduled for 03 November 2026. The contract is a re-measurement type, and all materials must meet SANS standards. The work requires a CIDB grading of 3SH or higher and the appointment of qualified personnel, including a Contracts Manager, Site Agent, and Health and Safety Officer, each with at least five years of relevant experience.
What you need to qualify
- CSD registration — Registration on the Central Supplier Database — required to do business with government.
- CIDB grading — A Construction Industry Development Board grade in the right class of works.
- Letter of Good Standing — COID registration and a Letter of Good Standing from the Compensation Fund.
- Other registration — An industry registration the tender requires (e.g. PSIRA, NHBRC, a professional or trade licence).
Full requirements
- Valid CIDB registration of 3SH or higher
- Active Central Suppliers Database (CSD) registration
- Valid COIDA Letter of Good Standing
- Proof of valid liability insurance
- Key personnel must hold relevant professional registrations and qualifications
- Five verifiable reference letters for similar projects
- Financial reference letter from a bank
- Proof of equipment ownership or intent to hire
Contact & how to apply
Name: Refilwe Malatji
Email: R.Malatji@sanbi.org.za
Phone: 012-002-5201
How to apply: Submit bids using a two-envelope system (Financial and Technical) to the Biodiversity Centre, Pretoria National Botanical Garden, 2 Cussonia Ave, Brummeria, Pretoria. Bids must be delivered physically; emailed or faxed submissions will be rejected.
Related tenders
Design and Install Energy-Efficient Irrigation System.
The William Humphreys Art Gallery seeks a service provider to design, supply, and install an automated, energy-efficient irrigation system in Kimberley. The scope includes removing old infrastructure, installing water storage tanks, booster pumps, and piping, and connecting to water sources. The contractor must also perform trenching, surface reinstatement, and provide staff training. The project duration is three months, with a compulsory site inspection on 16 October 2026 and proposal submissions due by 30 October 2026.
Water-efficient sanitation systems in Cape Town.
The Development Bank of Southern Africa (DBSA) seeks a contractor for the design, supply, installation, commissioning, and initial operation and maintenance of water-efficient sanitation systems in informal settlements in Cape Town. The project covers six sites with varying household capacities, requiring communal ablution blocks and treatment systems. It includes civil-interface coordination, site establishment, and a 12-month maintenance period per installation, under NEC3 contracts, with completion by 31 May 2027. Bidders must show technical capability in decentralized sanitation, provide a detailed project programme, and comply with the Occupational Health and Safety Act. The project depends on budget availability, and the DBSA may award the scope in full or part.
Construction of water and sewer reticulation at Pretorius Park.
The City of Tshwane invites tenders for the construction of internal water and sewer reticulation at Erf 1743 and 1744, Pretorius Park Ext 40, over a 24-month period. This project requires civil engineering expertise and includes attendance at mandatory briefing sessions. Submissions are due by their respective closing dates in October and November 2026.
Maintenance and Repairs of Boreholes and Irrigation Equipment.
The Gauteng Department of Agriculture and Rural Development invites tenders for maintaining and repairing boreholes, irrigation equipment, and water-storage infrastructure at Tarlton and Rand West Agriparks. The project includes inspecting, testing, and repairing pumps, motors, electrical control panels, and water-distribution networks. The service provider must supply all necessary labor, materials, and equipment. The work involves site assessments, leak repairs, and commissioning of systems, with a project duration of three months and a 90-day defects liability period. A compulsory site briefing is on 21 October 2026 at Tarlton Agripark. All work must comply with the General Conditions of Contract for Construction Works.
Renovations and Maintenance at Groenkloof for 5 Years
South African National Parks (SANParks) seeks service providers for general renovations, repairs, and maintenance of building and electrical infrastructure at Groenkloof over five years. The work includes preventative and corrective maintenance, as well as facility renovations. A compulsory briefing meeting is on 27 October 2026. Compliance with national building and electrical standards is required. Bidders must submit a priced Bill of Quantities, Health and Safety Plan, and Environmental Management Plan. The tender is valid for 84 days, with work starting soon after contract award.
Panel for construction of water ingress control measures.
The Council for Geoscience seeks contractors for a panel to construct water ingress control measures to prevent surface water from entering underground mine voids in the Witwatersrand Goldfields. The project involves civil engineering solutions to reduce mine flooding and surface spillage, with a contract term of three years on an as-needed basis.