Supply and dosing of cooling water chemicals at Grootvlei.
Eskom
In plain English
Supply, delivery, and dosing of cooling water chemicals at Grootvlei Power Station for 60 months. Eligibility requirements are not explicitly stated in the text.
Always check the official documentDescription
This tender is for the supply, delivery, and dosing of cooling water chemicals at the Grootvlei Power Station. The project is issued by Eskom and covers a contract duration of 60 months. The primary objective is the microbiological treatment of the cooling water system to prevent biofouling, corrosion, and health risks like Legionella. Key deliverables include the supply of specific chemicals such as corrosion inhibitors, sodium hypochlorite, antiscalents, biocides, and biodispersants. The contractor is responsible for continuous dosing, optimization, and providing monthly and quarterly bacteriological analysis reports. The contractor must also manage all environmental and safety requirements, including spill cleanup and waste management, while providing their own dosing and offloading equipment.
What you need to qualify
- B-BBEE certificate — A B-BBEE certificate or sworn affidavit confirming your contribution level.
- 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 COIDA Letter of Good Standing
- ISO 9001 certified Quality Management System
- OEM commitment letter or supply agreement
- Valid chemical transportation permit and load testing certificates
- Relevant industry certifications for technical support staff
- B-BBEE certificate or sworn affidavit
- Proof of ownership or lease for transport and dosing equipment
Contact & how to apply
Related tenders
Supply and Delivery of Boiler Tubing for Grootvlei Power Station.
Eskom invites tenders for the supply and delivery of boiler internal tubing and auxiliary materials for Units 1 to 3 at Grootvlei Power Station, Mpumalanga. The contract is on an as-and-when-required basis for five years, including procurement of pipes, bends, transition pieces, and casing plates meeting strict standards. Bidders must handle logistics, provide material certificates, and achieve a minimum technical score of 70%. The contract adheres to national safety, environmental, and quality regulations, with a tender validity of 180 days from 07 October 2026.
Service and Repair of Gearbox Bearings at Grootvlei.
Eskom Holdings SOC Ltd seeks tenders for servicing, repairing, and refurbishing milling plant gearbox input shaft bearing housings for Units 1 to 3 at Grootvlei Power Station. This 60-month contract operates on an 'as and when required' basis. The work involves stripping, cleaning, inspecting, and assembling gearbox components, including bevel pinion shafts, bearings, and oil seals. Bidders must show workshop capabilities, machining expertise, and provide Quality Control Plans (QCP) and Inspection and Test Plans (ITP). The project adheres to NEC3 Term Service Contract (TSC3) conditions and GVL/0697 specifications, focusing on high-risk OHS management and quality assurance. A technical proposal, repair methodology, and OHS documentation are required. A non-compulsory clarification meeting will be held via MS Teams.
Refurbishment of Turbine Auxiliary Oil Pumps at Grootvlei.
Eskom invites tenders for the refurbishment and delivery of turbine auxiliary oil pumps at Grootvlei Power Station. The scope includes seal oil pumps, vacuum pumps, stator coolant pumps, and ammonia dosing pumps over a five-year period. Key tasks include collecting damaged equipment, performing repairs to OEM specifications, conducting performance and pressure testing, and submitting detailed inspection reports. Bidders must meet a minimum functionality threshold of 70%. A clarification meeting is scheduled for 07 September 2026 via Microsoft Teams, and the tender closes on 14 September 2026. Compliance with Eskom’s health, safety, and quality standards is required.
CEMS Testing at Grootvlei Power Station.
Eskom Holdings SOC Ltd invites tenders for Continuous Emissions Monitoring System correlation and parallel tests at Grootvlei Power Station. The project includes dynamic calibration of dust monitors and verification of gaseous emissions systems to comply with the National Environmental Management: Air Quality Act. This 5-year NEC3 Term Service Contract requires a Contract Quality Plan, detailed test reports, and adherence to environmental and safety standards, following ISO 9001 and EN 14181.
Supply and Delivery of Water Treatment Chemicals.
The City of Cape Town invites tenders for the supply, delivery, and offloading of water treatment chemicals at the Strandfontein West Water Treatment Works. The contract includes liquid flocculants and granular activated carbon, removal and disposal of spent carbon, and annual technical audits over a 36-month period in Phillipi South, Cape Town. Bidders must ensure all chemicals meet drinking water safety standards and provide necessary safety data sheets. A compulsory site meeting is required for submission.
Dredging and Cleaning of Dams at Kriel Power Station.
Eskom Holdings SOC Limited seeks tenders for dredging and cleaning all dams at Kriel Power Station over 5 years. Tasks include removing silt, vegetation, and debris, cleaning silt traps and oil separators, and ensuring compliance with the National Water Act. The project covers multiple dams and requires specialized equipment. Waste must be disposed of at authorized sites. Submissions close on 07 September 2026 at 10:00am.