ESKOM open tender for power station materials – quality, conformance & experience evaluation

Closing date: 13 October 2026 at 10:00 (SAST) (note: Tender Data section states 09 October 2026 at 10:00 – confirm with Eskom).

Clarification meeting (non-compulsory): 22 September 2026 at 10:00, via Microsoft Teams (Meeting ID: 375 410 157 550 108, Passcode: Xh7vh28S). Attendance must be confirmed with the Eskom Representative.

Clarification queries deadline: 5 working days before tender submission deadline.

Tender validity period: 120 days from closing date.

Non-compulsory clarification meeting: 22 September 2026 at 10:00, via Microsoft Teams (Meeting ID: 375 410 157 550 108, Passcode: Xh7vh28S). Attendance must be confirmed with the Eskom Representative. Non-attendance does not disqualify (meeting is non-compulsory).

Eskom Representative (queries):

• Name: Gift Lebeko
• Telephone: 016 457 5137
• Email: [email protected]

Procurement Manager:

• Name: Wandisa Kula
• Role: Procurement and Supply Chain Management

Middle Manager Procurement:

• Name: Mpho Tshivhase

Fraud and corruption reporting:

• Telephone: 0800 11 2722
• Email: [email protected]

Submission: via Eskom E-Tendering site (no physical address provided).

Submission method: electronic only via the Eskom E-Tendering site (Eskom Tender Bulletin). No hard copies accepted.

• Upload documents under folders: Technical, Commercial, Financial, and other.
• All documents in PDF format. Pricing schedule in PDF (mandatory, disqualifiable) and Excel (optional, non-disqualifiable).
• Upload size per document: 500 MB; total submission: 4 GB. No zip/compressed files.
• If resubmitting, only the latest version is accepted; previous versions become null and void.
• Ensure submission status is marked complete.
• Late tenders will not be accepted.

Returnable forms (all must be completed, signed where required, and submitted at closing unless noted):

• Annexure A (Authorisation Form): confirms the signatory is authorised to bind the bidder; attach certified resolution/power of attorney.
• Annexure B (Acknowledgement Form): acknowledges receipt and understanding of tender documents.
• Annexure C (Tenderer's Particulars): bidder identification and contact details.
• Annexure D (Integrity Pact Declaration): commits to ethical conduct and no collusion.
• Annexure E (CPA Requirements for Local Goods/Services): declaration for local content.
• Annexure F (CPA(IG) for Foreign Goods/Services): only if foreign goods/services are offered.
• Annexure G1-G4 (SBD 6.2 and local content declarations): required only if designated materials are included; declares local production and content.
• Annexure H (SBD 1 Invitation to Bid): cover page with bidder details and signature.
• Annexure I (SBD 6.1 Preference Points Claim Form): claims preference points under PPPFA; non-disqualifiable but zero points if not submitted.
• Annexure J (SBD 4 Bidders Disclosure): discloses any interest by directors/shareholders in the state.
• E-tendering Help Manual acknowledgement form.
• Pricing schedule (PDF mandatory, Excel optional).
• Tax clearance certificate (for foreign tenderers with SA footprint and local tenderers not on CSD or without SARS PIN).
• Tax Evaluation Questionnaire (if applicable).
• Employment Equity compliance proof (for designated employers, SA tenderers only).
• COIDA certificate of good standing (SA tenderers only).
• Latest approved annual financial statements (for due diligence).
• Technical evaluation documents per Annexure MA and Exception Sheet (if deviations).

Disqualification risks:

• Missing or unsigned disqualifiable returnables at closing.
• Failing to meet eligibility criteria.
• Submitting more than one tender (except as JV/consortium).
• Conflict of interest.
• Tender signed by unauthorised person.
• Being restricted by National Treasury, on Tender Defaulters list, or restricted by Eskom.
• Subcontracting 100% of the scope.
• Submitting alternative tenders (not allowed except administrative changes with Exception Sheet).

Evaluation stages:

1. Stage 1 – Technical Evaluation (Functionality): minimum qualifying score 70%.

• Technical criteria weights vary by commodity class:
• Q3L3/Q4L3 (COC): Quality Requirements 60%, Conformance to Specifications 20%, Experience of previous supply 20%.
• Q2/L3, Q3L3, Q4L3: Quality Requirements 55%, Conformance 40%, Experience 5%.
• Q2L2/Q3L2 (ISO9001:2015 mandatory): Quality Requirements 35%, Conformance 60%, Experience 5%.
• Bidders must fully complete Annexure A and all mandatory fields in Annexure MA for each material line item; failure renders the line item non-responsive.

2. Price evaluation: prices scored out of 80 or 90 points (PPPFA 80/20 or 90/10 system).
3. Specific Goals: scored out of 20 or 10 points; failure to submit evidence results in 0 points for that goal (not disqualifying).
4. Ranking: price + specific goals scores added, ranked highest to lowest.

Objective criteria: subcontracting at least 30% of contract value to designated groups.

Prices evaluated inclusive of VAT, corrected for arithmetic errors, excluding contingencies, adjusted for variations, and compared on Net Present Value basis. Unconditional discounts considered; conditional discounts applied at payment.

Scope: Supply and delivery of various Mechanical Consumables and Components at Koeberg Operating Unit, for a period of 1 year. Tender may be awarded for whole or part of the scope.

Quality requirements (per commodity class):

• Non-ASME scope: Q4/C.O.C, Q3/L3, Q2/L2, Q2/L3 per documents 238-103 & 238-769T.
• ASME III scope: Q2/L2, Q3/L2 per documents 238-102 & 238-769T.

Quality Control Plans (QCPs) must be submitted to Eskom for approval prior to manufacturing (where applicable).

Source verification inspection at supplier's site before delivery to the power station.

Technical evaluation criteria weights as per commodity class (see evaluationCriteria).

Annexure M (Scope of Work) includes detailed technical specifications and mandatory requirements (Annexure MA).

Experience of previous supply is a technical evaluation criterion with weights varying by commodity class (20%, 5%, or 5% depending on class).

No specific years of experience or reference projects are stated in the document.

Quality requirements per commodity class:

• Non-ASME scope: Q4/C.O.C, Q3/L3, Q2/L2, Q2/L3 per 238-103 & 238-769T.
• ASME III scope: Q2/L2, Q3/L2 per 238-102 & 238-769T.

Quality Control Plans (QCPs) must be submitted for approval prior to manufacturing.

Source verification inspection at supplier's site before delivery.

Quality requirements form part of technical evaluation criteria.

Pricing schedule/BOQ to be submitted in PDF (mandatory, disqualifiable) and Excel (optional).

Prices evaluated inclusive of VAT, corrected for arithmetic errors, excluding contingencies, adjusted for variations, compared on Net Present Value basis.

Unconditional discounts considered; conditional discounts applied at payment.

Prices scored out of 80 or 90 points.

Cataloguing line item may be required; Eskom will pay for cataloguing.

Pricing schedule/BOQ: submit in PDF (mandatory, disqualifiable) and Excel (optional).

Prices evaluated inclusive of VAT, corrected for arithmetic errors, excluding contingencies, adjusted for variations, compared on Net Present Value basis.

Unconditional discounts considered; conditional discounts applied at payment.

Payment terms:

• Contracts below R50,000,000 (incl. VAT): payment within 30 days of receipt of undisputed invoices.
• Contracts above R50,000,000 (incl. VAT): payment within 60 days of receipt of undisputed invoices.

Security for performance: Not applicable.

Cataloguing: if required, pricing schedule must include a line item for cataloguing; Eskom will pay for it.

Financial viability: submission of latest approved annual financial statements required (for due diligence).

Mandatory contractual requirements (assessed after evaluation, prior to award):

• CSD registration (CSD number/report).

Additional contractual requirements (if applicable):

• SHE requirements.
• Financial viability (financial statements).

B-BBEE: proof of B-BBEE status level contributor required to claim preference points (certificate, sworn affidavit, or other prescribed proof).

Tax compliance: tax clearance certificate required for foreign tenderers with SA footprint and local tenderers not on CSD or without SARS PIN. Foreign suppliers with no SA footprint need not provide proof of tax compliance.

Employment Equity: designated employers must provide proof of compliance (SA tenderers only).

COIDA: original certificate of good standing or proof of application from Compensation Fund (SA tenderers only).

CIDB: Not applicable.

Local content: SBD 6.2 and Annexures G1-G4 required only if designated materials are included.

SHE requirements may be applicable as additional contractual requirements.

COIDA: original certificate of good standing or proof of application from Compensation Fund required (SA tenderers only).

Safety/quality documents as required per scope of work.

Environmental requirements: Not applicable.

Contract will be governed by Eskom's General Conditions of Purchase (GCOP).

Mandatory contractual requirement: CSD registration.

Additional contractual requirements may include SHE requirements and financial viability (financial statements).

Contractual requirements are assessed after evaluation and ranking; failure to meet may render the tenderer non-responsive and ineligible for award.

Security for performance: Not applicable.

CIDB requirements: Not applicable.

Contract Skills Development Goals (CSDG): Not applicable.

Contract Participation Goals (CPG): Not applicable.

Eligibility restrictions: bidders must not be under restriction to do business with Eskom or State-Owned Companies; must not have nationality of a sanctioned country; must not submit more than one tender; JV/consortium must be jointly and severally liable; must not have conflict of interest; must be signed by authorised persons; must not be restricted by National Treasury or on Tender Defaulters list; must not be restricted by Eskom; must not subcontract 100% of scope.

Tenders must be submitted electronically via Eskom E-Tendering site. No hard copies. Upload size per document 500 MB, total 4 GB. Price list in PDF (mandatory) and Excel (optional). No zip files. If resubmitted, latest version accepted.

Alternative tenders not allowed except administrative changes with Exception Sheet. Alternative products only if commercially obsolete with OEM letter.

Successful tenderer may be required to provide cataloguing information.

Payment terms: 30 days for contracts below R50 million, 60 days for above.

Eskom reserves right to negotiate with preferred bidders.

Main contractors discouraged from subcontracting with subsidiaries; must declare if doing so.

Eligibility criteria: bidders must not be under restriction to do business with Eskom or State-Owned Companies; must not have nationality of a sanctioned country; must not submit more than one tender; JV/consortium must be jointly and severally liable; must not have conflict of interest; must be signed by authorised persons; must not be restricted by National Treasury or on Tender Defaulters list; must not be restricted by Eskom; must not subcontract 100% of scope.

Basic compliance: meet eligibility, submit complete tender (commercial, financial, technical), and submit mandatory returnables.

Functionality requirements apply. Minimum 70% in Stage 1 Technical Evaluation required to proceed.

Technical criteria weights:

• Q3L3/Q4L3 (COC): Quality 60%, Conformance 20%, Experience 20%.
• Q2/L3, Q3L3, Q4L3: Quality 55%, Conformance 40%, Experience 5%.
• Q2L2/Q3L2 (ISO9001:2015 mandatory): Quality 35%, Conformance 60%, Experience 5%.

Prices scored out of 80 or 90 points; specific goals out of 20 or 10 points. Ranking by 80/20 or 90/10 system.

Objective criteria: subcontracting at least 30% to designated groups.