Government tenderSANBI G584/2026
Construction of Gabion Structures in Nelspruit
South African National Biodiversity Institute
Buyer
South African National Biodiversity Institute
Delivery location
Emnotweni Avenue, Riverside Park, - Mbombela - Nelspruit - 1200
Procurement method
Request for Bid(Open-Tender)
Published
28 Aug 2026
Description
APPOINTMENT OF A CONTRACTOR FOR THE CONSTRUCTION OF GABION STRUCTURES AT THE LOWVELD NATIONAL BOTANICAL GARDEN IN NELSPRUIT
What this tender is about
The South African National Biodiversity Institute (SANBI) is inviting small businesses to bid for the construction of gabion structures at the Lowveld National Botanical Garden in Nelspruit, Mpumalanga. The tender involves site clearance, earthworks, dismantling existing gabions, importing materials, constructing new gabion baskets and Reno mattresses, and using geotextile. A compulsory briefing session will be held on 15 September 2026 at 10:00. Bids must be submitted by 23 September 2026 at 11:00. This is an open tender procurement method.
Scope of work
- Construction of gabion structures using galvanised PVC coated wire mesh, including filling with rocks. Various sizes of gabion baskets and Reno mattresses are specified.
- Site clearance including clearing and grubbing stream beds and sides.
- Earthworks involving excavation, backfilling, compacting, and importing material for embankments.
- Dismantling of existing gabions, piling stones for reuse, and transporting gabion cages for disposal.
- Surface preparation for bedding of gabions.
- Installation of Geotextile Bidum A5 (or similar) below mattresses and baskets, and behind gabion walls.
- Preliminary and general items including contractual requirements, facilities for contractors, environmental management, and health and safety plans.
How to submit
- Bids must be submitted by 2026-09-23 at 11:00.
What is in the documents
BoQ Gabions - unPriced.xlsx
This document contains the Bill of Quantities for the construction of gabion structures. It details preliminary and general items, as well as specific items for gabions and mattresses, including site clearance, earthworks, and the construction of gabion baskets and Reno...
The sections above were generated from the official tender notice and its documents, with the source shown beside each point. The official record takes precedence; always verify against the tender documents before you submit.
Briefing session
Compulsory15 Sept 2026, 10:00 SAST
Lowveld National Botanical Graden
Tender documents (3)
- PDFBoQ Gabions - unPriced.pdf
- XLSBoQ Gabions - unPriced.xlsx
- PDFLVNBG Tender Document - Gabions.pdf
Contact person
The buyer's contact name, email address and phone number are on the full notice.
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