The Council for Scientific and Industrial Research (CSIR) has issued a tender for the supply and installation of a green energy irrigation system to the CSIR in East London in the Eastern Cape.
Closing date: 12 March 2025, 16:30
A compulsory virtual briefing meeting will be held on Wednesday 5 March 2025.
CSIR is a significant scientific research and technology development institution in Africa. The institution collaborates with national and international research and technology institutions to conduct directed and multidisciplinary research and technological innovation that improves South Africans’ quality of life.
The CSIR’s headquarters are in Pretoria, although it is represented in other provinces of South Africa through regional offices.
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The prospective service provider will be expected to transfer water from the adjacent Nahoon River to the field for irrigation purposes, using the items listed below:
- Main water supply at river—A solar PV pump and motor 14m³/hr (pump 1) in a brick/concrete housing (house 1), with 4 x 270W solar panels on a steel structure.
- Standard / Typical Pump pressure of approximately 2 – 4 bar with the aim to achieve a water pump flow of approximately 14m³/hr, this pump is transferring water from the river to the Jojo tanks.
- Ground-mounted steel structure for the solar panels.
- All electrical components and solar DC cable and irrigation control box.
- 200m pipe (HDPE – Class 6,75mm) and including fittings with sand filter and installation from the river to the Jojo tanks.
- Jojo water tanks 5 x 10,000L with mechanical float valves and a concrete slab of 50m², including an anchor mechanism of the tanks firmly to the slab.
- Main water supply at field—Solar PV pump and motor 14 m³/hr (pump 2) in a brick/concrete housing (house 2), with 4 x 270W solar panels on a steel structure:
- Standard / Typical Pump pressure of approximately 2 – 4 bar with the aim to achieve a water pump flow of approximately 14m³/hr; this pump is for irrigating the field.
- A manual water meter is required to determine the consumption of irrigation water for the 5ha area.
- Compatible highly effective water filter unit.
- Dosatron D9GL2 in-line fertigation unit (injector type) with 500L max capacity fertigation stock tank and related components.
- Ground-mounted steel structure for the solar panels.
- All electrical components and solar DC cable and irrigation control box.
- Pressure compensated driplines, irrigation pipes of a 17mm outside diameter (Netafim UniRam AS XR, wall thickness of 1.2mm, dripper spacing of 30cm) for a 5ha area capable of delivering water at 1.6 L/hr, including all the necessary pipe works, fittings, sub-mains, hydrants, and components suitable for irrigating the 5ha area with 300,000 plants (plant density is 60,000 plants/ha) [see Annexure H for the irrigation layout].
- Fencings and razor wire security around the solar panels and pump houses, etc.
- The prospective service provider must provide a design of the irrigation system specific to this site together with a bill of quantities.
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For submission of quotations or any other enquiries: Email [email protected]. (Please use RFQ No Tender Number: CSIR RFQ 6465-12-03-2025 and RFQ Description as subject references.)
Refer to the original tender posted on the CSIR website.
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