Cleaning of h2 and slip ring coolers at kriel power station — 5-Year as-and-when-required contract

Evaluation criteria not stated in the available source material. No details on scoring, preference point system (80/20 or 90/10), or minimum qualifying scores are provided.

The scope of work involves the provision of cleaning services for H2 coolers and slip ring coolers at Kriel Power Station, on an as-and-when-required basis. The contract duration is 5 years.

Eskom requires cleaning of hydrogen coolers and slip ring coolers at Kriel Power Station, carried out as and when required over a 5-year period. The work involves chemical cleaning and hydraulic testing of finned shell and tube heat exchangers.

Bidders must demonstrate an established engineering capability: ISO 3834 Part 2 certification, an ECSA-registered professional engineer who approves procedures, and a fully equipped workshop owned or leased under a signed agreement and registered with the Deeds Registry and council.

Technical submissions are scored on method statement (20%), ECSA registration (20%), previous experience (40%), quality control or inspection and test plan (10%), and exclusions or deviations (10%).

• Issue date: 31 October 2025.
• Clarification meeting: 13 November 2025 at 09:00, held on Microsoft Teams. Attendance is not compulsory. The meeting link is issued by email from [email protected].
• Clarification queries close: 5 working days before the tender submission deadline.
• Tender closing: 1 December 2025 at 10:00. Late submissions are not accepted.
• Tender validity: 120 days (17 weeks) from the closing date and time.

Eskom Representative

• Name: Dieketseng Molise
• Role: Eskom Representative for this Invitation to Tender; sole channel for all queries and clarifications, which must be in writing
• Email: [email protected]
• Telephone: 017 625 2855

Procurement

• Name: Sandile Sikhakhane
• Role: Procurement Manager

Fraud and corruption reporting

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

Submission

• Channel: Eskom Tender Bulletin e-Tendering site
• Delivery point: Kriel Power Station, Mpumalanga (work location)

Submission method

• Electronic only, through the Eskom Tender Bulletin e-Tendering site. No hard copies are accepted.
• Upload documents into the folders marked Technical, Commercial, Financial and Other.
• All files in PDF. The pricing schedule must be loaded in PDF and again in Excel.
• Upload limit: 500 MB per document, 4 GB total per submission.
• Zipped or compressed files are not permitted.
• The submission status must read complete before the closing time.
• If a bidder resubmits, only the latest version is considered; earlier uploads become void.
• No public opening takes place and prices are not read out.
• Alternative tenders are not allowed.

Returnables due at closing (a bid is disqualified if any is missing, incomplete or unsigned)

• Annexure A — Authorisation Form: board, member, partner or trustee resolution naming the person empowered to sign the bid and any resulting contract.
• Annexure B — Acknowledgement Form: confirms acceptance of Eskom's OHS legal and other requirements.
• Annexure C — Tenderer's Particulars: bidder identity and contact record.
• Annexure D — Integrity Pact Declaration: binds the bidder to Eskom's Supplier Integrity Pact.
• Annexure E — CPA for local goods/services, where applicable.
• Annexure F — CPA(IG) for imported goods/services, where applicable.
• Annexure G1 to G4 — SBD 6.2 local production and content declarations, where designated materials apply.
• Annexure H — SBD 1 Invitation to Bid: the signed offer cover page, required from every bidder including foreign suppliers.
• Annexure J — SBD 4 Declaration of Interest: discloses state employment or connections involving directors, shareholders or members.
• Completed NEC contract and a completed pricing schedule, if not already contained in the contract.
• Electronic copy of the full tender in PDF.

Returnables scored but not disqualifying

• Annexure I — SBD 6.1 Preference Points Claim: claims specific-goal points under the PPPFA 2022 regulations. A bidder that omits it or its supporting proof scores zero for specific goals but is not disqualified.

Joint venture bidders must add

• A letter of intent or a signed JV/consortium agreement setting out each partner's rights, obligations and profit share.
• Written confirmation that the JV will trade as a single incorporated business for the contract term.
• Confirmation of one designated bank account in the JV's name, independent of the individual partners.

Late or incomplete uploads are rejected; failure to upload the required documents renders the bid non-responsive.

Evaluation order

1. Eligibility and basic compliance screening.
2. Mandatory technical criteria (pass/fail).
3. Qualitative functionality scoring, minimum threshold 70%.
4. Price and specific-goal scoring under the 80/20 or 90/10 preference system.
5. Contractual requirements verified after ranking, before award.

Mandatory technical criterion (pass/fail)

• Proof of ISO 3834 Part 2 certification.

Functionality (weighted 100%, minimum qualifying score 70%)

• Company previous experience: 40%. Scored on verifiable chemical cleaning and hydraulic testing of finned shell and tube heat exchangers in power plant or similar industry; a reference list showing at least 5 industrial shell and tube heat exchangers cleaned in the past 5 years is required. Bands: more than 3 projects, more than 5, more than 7, more than 9.
• Method statement: 20%. Must be detailed and comprehensive against the scope of work; a submission that does not show clear understanding of the scope receives a floor rating.
• ECSA registration: 20%. Registration number and name of the responsible professional engineer who will approve procedures.
• Project-specific Quality Control Plan or Inspection and Test Plan: 10%. Scored from no plan submitted, through plans with major omissions, to a complete plan covering all requirements.
• Exclusions or deviations from scope or specification: 10%. A bidder with no exclusions must submit a statement confirming this; scoring runs from no submission to no or technically viable omissions.
• Bidders below the 70% functionality threshold are disqualified.

Price and preference points

• Price: 80 or 90 points.
• Specific goals: 10 or 20 points under the PPPFA.
• Ranking uses the 80/20 or 90/10 system, with price and specific-goal scores added and suppliers ranked highest to lowest.
• Price is evaluated inclusive of VAT, corrected for arithmetic errors, excluding contingencies in any bill of quantities or activity schedule, adjusted for acceptable variations, and compared on net present value taking price adjustment factors and exchange rate movement into account.
• Unconditional discounts count for evaluation; conditional discounts do not count for evaluation but apply at payment.

Not applicable

• Objective criteria: not applicable.
• Reverse e-auction: not applicable.
• Contract participation goals and contract skills development goals: not applicable.

Contractual requirements are not scored; they are checked after ranking and must be met before award. Missing them by the stated deadline can make the bid non-responsive.

Scope

• Cleaning of hydrogen (H2) coolers and slip ring coolers at Kriel Power Station.
• Work is performed on an as-and-when-required basis over a 5-year contract period.
• The service covers chemical cleaning and hydraulic testing of finned shell and tube heat exchangers.

Capability requirements

• ISO 3834 Part 2 certification for welding quality management.
• A responsible professional engineer registered with ECSA, whose registration number and name must be supplied, to approve procedures.
• A fully equipped engineering workshop, owned or leased under a fully signed agreement, registered with the city's Deeds Registry, with the full address and company name shown on the council registration confirmation.
• Proven record of chemical cleaning projects involving at least 5 industrial shell and tube heat exchangers in the past 5 years, with verifiable references and service order numbers.
• A detailed method statement covering the full scope, plus a project-specific Quality Control Plan or Inspection and Test Plan aligned to the method statement.
• A statement of any exclusions or deviations from the scope or specification, or an explicit confirmation that there are none.

Contract framework

• NEC service contract, main option A (priced contract with activity schedule), dispute procedure W1, secondary options X1 price adjustment for inflation, X2 changes in law, X7 delay damages, X17 low service damages, X18 limitation of liability, X19 task order, and Z additional conditions.
• The tender is for the whole contract; partial bids are not accepted.
• Cataloguing may be required after award, with materials labelled to Eskom's specification; the pricing schedule must carry a cataloguing line item.

A detailed method statement is required, comprehensive against the scope of work and carrying 20% of the functionality score. A submission that does not demonstrate clear understanding of the scope receives a floor rating.

The method statement must align with the project-specific Quality Control Plan or Inspection and Test Plan, which carries a further 10%.

Bidders must also submit a statement of exclusions or deviations from the scope or specification, or an explicit confirmation that there are none; this carries 10% of the functionality score.

Supporting technical capability: ECSA-registered professional engineer who approves procedures (20%), and verifiable experience of chemical cleaning and hydraulic testing of finned shell and tube heat exchangers in power plant or similar industry (40%).

A project-specific Quality Control Plan or Inspection and Test Plan must be submitted, detailed and aligned to both the scope of work and the method statement. It carries 10% of the functionality score, graded from no plan submitted, through a plan with major omissions, to a plan with minor omissions, to a complete plan covering all requirements.

Quality evidence required with the bid

• Category 3 quality requirements.
• Quality management system documentation and evidence that the QMS is in operation.
• CQP and Form A.
• ISO 3834 Part 2 certification, which is the mandatory technical criterion.

Experience underpinning quality: verifiable references for chemical cleaning and hydraulic testing of finned shell and tube heat exchangers in power plant or similar industry, with at least 5 industrial shell and tube heat exchangers completed in the past 5 years.

A completed pricing schedule is required, submitted in PDF and again in Excel. Where the pricing schedule is not already part of the NEC contract, it must be submitted separately.

• Upload limits: 500 MB per document, 4 GB total per submission.
• Where cataloguing is required, the pricing schedule must include a cataloguing line item; Eskom pays for cataloguing.
• Prices are evaluated inclusive of VAT, corrected for arithmetic errors, excluding contingencies, adjusted for acceptable variations, and compared on net present value.
• Unconditional discounts count for evaluation; conditional discounts apply only at payment.
• Price carries 80 or 90 points, with specific goals carrying 10 or 20 points under the 80/20 or 90/10 system.

Pricing

• A completed pricing schedule is required, submitted in PDF and in Excel.
• Prices are evaluated inclusive of VAT, corrected for arithmetic errors and excluding contingencies.
• Unconditional discounts are taken into account for evaluation; conditional discounts apply only at payment.
• Where cataloguing is required, a separate line item must be priced; Eskom pays for cataloguing.

Performance security

• A performance bond or demand guarantee may be required; the bidder must nominate at least two financial institutions it would approach, chosen from Eskom's list of approved institutions.

Payment terms

• Contracts below R50 000 000 including VAT: payment within 30 days of receipt of undisputed invoices.
• Contracts above R50 000 000 including VAT: payment within 60 days of receipt of undisputed invoices.

Financial capacity evidence

• Audited financial statements for the previous 18 months, or for the last year where 18 months are not available.
• Joint ventures and special purpose vehicles must submit audited statements for every participant.
• Enterprises formed within the last 12 months are exempt at bid stage but must supply first-year statements if awarded.

No bid security amount is stated.

Registration and tax

• Proof of valid, current CSD registration (CSD number or CSD report) is a mandatory contractual requirement, verified before award.
• A certified tax clearance certificate is required from foreign bidders with a South African footprint that are not on CSD and have no SARS PIN, and from local bidders that have not supplied a SARS e-filing PIN or CSD profile. Foreign suppliers with no South African footprint complete SBD 1 only and need no tax proof.

B-BBEE and specific goals

• Specific goals carry 10 or 20 points under the PPPFA 2022 regulations, claimed on SBD 6.1.
• Acceptable proof of B-BBEE status: a certificate issued by an authorised body or person, a sworn affidavit as prescribed by the Codes of Good Practice, or another instrument prescribed under the B-BBEE Act.
• No B-BBEE evidence means zero specific-goal points, not disqualification.

Local content

• SBD 6.2 and Annexures G1 to G4 apply where designated materials are included in the scope.

Eligibility exclusions

• Nationality of a country on an international sanctions list, applying also to proposed subcontractors and suppliers.
• Submitting more than one tender, individually or as a JV partner.
• A JV or consortium agreement that does not make the parties jointly and severally liable.
• A conflict of interest, including a common controlling partner or majority shareholder, or a relationship giving access to another bidder's information or influence over Eskom's decision.
• A tender signed by an unauthorised person.
• Restriction by National Treasury, or listing on the Tender Defaulters list.
• Subcontracting 100% of the scope of work.
• Subcontracting to a subsidiary without declaring it.

Safety evidence

• Annexure B acknowledgement, health and safety plan, itemised OHS costing (not a lump sum), baseline OHS risk assessment with the methodology used, OHS policy signed by the CEO in line with section 7 of the OHS Act, OHS competency CVs and certificates, and a valid COIDA letter of good standing. The safety officer must hold incident investigation competency.

Quality evidence

• Category 3 quality requirements: quality management system, evidence that the QMS is operating, CQP and Form A.
• ISO 3834 Part 2 certification as the mandatory technical criterion.

Environmental evidence

• Environmental policy with proof of communication to employees, environmental aspects and impacts register, environmental management plan, and an environmental method statement.

Employment equity

• Designated employers must show proof of compliance with the Employment Equity Act, including submission of the employment equity report to the Department of Labour (South African bidders only).

CIDB grading is not applicable to this tender.

Safety returnables

• Annexure B: signed acknowledgement of Eskom's OHS legal and other requirements.
• Health and safety plan addressing the OHS risks of this scope and aligned to the health and safety specification.
• OHS costing, broken down in detail rather than a lump sum, based on the overall scope of work.
• Baseline OHS risk assessment identifying, assessing and managing the OHS risks, submitted together with the methodology used.
• OHS policy signed by the CEO and compliant with section 7 of the OHS Act.
• OHS competency evidence: CVs, qualifications and certificates for the safety personnel, including incident investigation competency for the safety officer.
• Valid letter of good standing from COIDA or a licensed compensation insurer (South African bidders).
• Any further safety and quality documents required by the scope of work.

SHEQ requirements and financial viability evidence may be imposed as additional contractual requirements before award.

Environmental returnables

• Environmental policy demonstrating top management commitment to legal compliance, pollution prevention and continual improvement, with proof that it has been communicated to employees.
• Environmental aspects and impacts register covering the activities, products or services that interact with the environment.
• Environmental management plan showing how activities with potential environmental impact will be controlled for the duration of the work.
• Environmental method statement setting out step-by-step procedures for managing the identified environmental aspects during execution.

Contract form: NEC service contract.

• Main option A: priced contract with activity schedule.
• Dispute resolution: W1.
• Secondary options: X1 price adjustment for inflation, X2 changes in law, X7 delay damages, X17 low service damages, X18 limitation of liability, X19 task order, Z additional conditions.

Performance security: where a performance bond or demand guarantee is required, the bidder must name at least two financial institutions from Eskom's approved list that it would approach.

Payment terms

• Contracts below R50 000 000 including VAT: 30 days from receipt of undisputed invoices.
• Contracts above R50 000 000 including VAT: 60 days from receipt of undisputed invoices.

Other conditions

• The tender is for the whole contract; alternative tenders are not permitted.
• Eskom may negotiate with preferred bidders where tendered prices are not market-related.
• Subcontracting to a bidder's own subsidiary is discouraged as potential fronting and must be declared in the tender.
• Cataloguing and Eskom-compliant labelling may be required after award, priced as a line item.
• Tender validity is 120 days (17 weeks) from closing.

Functionality is scored out of 100% with a minimum qualifying threshold of 70%; bidders below the threshold are disqualified.

Mandatory technical criterion: ISO 3834 Part 2 certification, assessed pass/fail.

Qualitative criteria and weights

• Company previous experience: 40%, based on verifiable chemical cleaning and hydraulic testing of finned shell and tube heat exchangers, with at least 5 industrial units in the past 5 years.
• Method statement: 20%, scored on detail and demonstrated understanding of the scope.
• ECSA registration of the responsible engineer: 20%.
• Quality Control Plan or Inspection and Test Plan: 10%.
• Exclusions or deviations: 10%.

Price and preference

• Price: 80 or 90 points.
• Specific goals: 10 or 20 points under the PPPFA.
• Ranking uses the 80/20 or 90/10 system, adding price and specific-goal scores.
• Missing specific-goal evidence scores zero points but does not disqualify.

Contractual requirements are not scored; they are verified after ranking and before award.

Scope of the enquiry

• Cleaning of H2 (hydrogen) coolers and slip ring coolers at Kriel Power Station.
• Services are rendered as and when required, for a contract duration of 5 years.

Quality categorisation

• Pre-contract award quality requirements are selected under Category 3 of specification 240-105658000.
• Categories 1, 2 and 4 are not selected, and the supplier and sub-supplier capability and capacity assessment is not selected.
• Post-contract award obligations selected: contract execution, supplier quality performance monitoring, Eskom rights of access, Eskom rights to information, preservation, quality audits, management of nonconformities and special processes.

Eskom quality representative

• Name: Nontobeko Motha
• Role: Officer, Quality & Audit Support

Returnable document

• Form A (Tender & Contract Quality Requirements, document 240-68099512 Rev 9): must be completed and signed by the tenderer's designated quality representative to acknowledge Eskom's supplier quality requirements under specification 240-105658000 and the ISO 9001 standard.
• The form must record the selected quality category (Category 3) and the applicable clauses and ISO principles.
• The tenderer's quality representative must be named and designated in the space provided on the form.

Scope

• Cleaning of hydrogen (H2) coolers and slip ring coolers at Kriel Power Station.
• Work is performed on an as-and-when-required basis over a contract period of 5 years.

Quality category

• Pre-contract award quality requirements apply under Category 3 of specification 240-105658000.
• Only one category may be selected; Category 3 is the applicable category for this scope.
• The main supplier and sub-supplier capability and capacity assessment does not apply.

Post-award obligations acknowledged on the form

• Contract execution and supplier quality performance monitoring.
• Eskom rights of access and rights to information, and preservation of product.
• Quality audits and management of nonconformities and nonconforming outputs identified by Eskom.
• Special processes as set out in clause 3.8 of specification 240-105658000.

Quality framework

• Specification 240-105658000 (authorised January 2022, review January 2027) sets the quality requirements; ISO 9001 is the referenced standard.
• Pre-contract award quality requirements apply under Category 3.

Post-award conditions the supplier accepts

• Eskom may access the supplier's premises and information for quality purposes.
• Product must be preserved throughout the contract.
• Eskom may conduct quality audits.
• Nonconformities and nonconforming outputs identified by Eskom must be managed and closed out.
• Special processes must be controlled as required by clause 3.8 of the specification.
• Supplier quality performance is monitored for the duration of the contract.

Acknowledgement

• The tenderer's quality representative must be named and must sign the form to confirm acceptance of these requirements.

Returnable form

• Form A (240-68099512 Rev 9): signed acceptance of Eskom's supplier quality requirements and ISO 9001; an unsigned or incomplete form does not meet the acknowledgement requirement.

Quality standard

• ISO 9001 clauses 4 to 10 apply in full (context of the organisation, leadership, planning, support, operation, performance evaluation, improvement).
• All seven ISO 9001 quality principles are marked applicable (customer focus, leadership, engagement of people, process approach, improvement, evidence-based decision making, relationship management).
• Specification 240-105658000 governs the pre-contract and post-contract quality requirements.

The tender is for the provision of H2 coolers and slip ring coolers cleaning at Kriel Power Station on an as-and-when-required basis for 5 years. The source document is the standard conditions of tender only, so no further scope details are available.

Closing date and time: 30 November 2026 at 08:00 (SAST).

Submission method: Tenders must be submitted electronically via the Eskom Tender Bulletin site on the Eskom e-tendering page by no later than the closing date and time. Physical tenders are not accepted for e-tendering.

• Upload all documents in the Technical, Commercial and Financial folders on the e-tendering page.
• The complete original and one copy in paper form must be submitted where paper tenders are allowed.
• No late tenders will be accepted. Proof of posting or courier delivery does not prove delivery.
• The outer package must be sealed, marked "Confidential", and show the tender number, bidder name, physical address, email and telephone.
• The original and copy must be in separate packages marked "ORIGINAL" and "COPY".
• If an electronic copy is required, package it separately and mark "ELECTRONIC COPY".
• Tenders must be signed by an authorised signatory.

Returnable forms:

• Acknowledgement Form: must be completed and submitted with the tender.
• Completed pricing schedules and other forms specified in the Invitation to Tender.
• Proof of authority (authenticated copy) if submitting as an agent.

Disqualification risks:

• Omission of any mandatory tender returnable or the copy of the original tender.
• Tenders received after the closing date and time.
• Unsealed or incorrectly marked packages.
• Failure to finalise the e-tender submission before closing time.

Evaluation stages in order:

1. Basic compliance: all mandatory returnables and signed original tender.
2. Pre-qualification criteria: as stipulated in the Invitation to Tender (e.g., B-BBEE level). Eskom will not measure a criterion twice (no double dipping).
3. Functionality (if applicable): scored against stated criteria, must meet minimum threshold in Tender Data to proceed.
4. Price and Specific Goals (PPPFA): scores added and rankings from highest to lowest. Specific Goals within 90/10 or 80/20 allocation.
5. Financial analysis (if applicable): Eskom assesses risk; if risk too high and no mitigating factors, the tenderer will not be considered.

B-BBEE scoring:

• B-BBEE level scored as stated on the CSD report, certificate or affidavit.
• If B-BBEE level is a pre-qualification criterion, proof must be submitted at closing time or tender is disqualified.
• If no B-BBEE certificate/affidavit submitted at closing (or it is fraudulent/expired), the tenderer scores zero under PPPFA point allocation but is not disqualified if otherwise responsive.

Price evaluation:

• Evaluated per Tender Data criteria (e.g., CPA, FOREX, commodity exposure, discounts, technical adjustments).

Arithmetical errors:

• Amount in words prevails over figures.
• Eskom will notify and correct errors; if tenderer does not accept corrections, tender is rejected.

Objective criteria (if stipulated):

• Contract may be awarded to a tenderer not scoring highest points only per Section 2(1)(f) of PPPFA.
• Functionality and B-BBEE elements cannot be used as objective criteria.

Reverse e-auction (if indicated):

• Tenderers submit a complete tender without any prices; prices in the tender will not be considered.

The scope requires provision of H2 coolers and slip ring coolers cleaning at Kriel Power Station, on an as-and-when-required basis for a duration of 5 years. No quantities, service levels or detailed deliverables are stated in the source document (standard conditions only).

Tenderers must provide proof that quality systems, policies and capabilities are in place at closing date/time or contract award. All quality-related costs and personnel must be reflected in the tender. No specific quality standards or certifications are stated in the source document.

Tenderers must complete the pricing schedule and include all duties, taxes and levies in their rates. Prices must be fixed for the contract duration and quoted in South African Rand. The tender total must be calculated; errors may be corrected by Eskom. The amount in words prevails over figures. Bidders must not submit prices if reverse e-auction is indicated.

Pricing format:

• Rates and Prices must be fixed for the duration of the contract, not subject to price adjustment except as provided in the Invitation to Tender.
• Prices must include all duties, taxes (including VAT) and levies applicable 14 days before the closing date.
• Prices must be in South African Rand unless the Invitation states otherwise.

Contract price adjustment:

• Not applicable unless specified in the tender.

Security for performance:

• If required, the tenderer must indicate at least two financial institutions it intends to approach for the security, and Eskom may reject an unsuitable institution.

Insurance:

• Eskom's insurance may not cover full requirements; bidders should seek qualified advice.

Financial analysis:

• Eskom may analyse financial statements to determine risk; bidders may need to meet mitigating factors or face non-award.

Eligibility:

• Bidders must not be under any restriction to do business with Eskom or State-Owned Companies.
• Bidders must comply with eligibility criteria stated in the Tender Data.
• 100% sub-contracting is not permitted; such tenders are ineligible.

CSD and tax:

• Bidders must be registered on the Central Supplier Database and have a valid tax compliance status.

CIDB (if applicable):

• Bidders must be registered with the Construction Industry Development Board at closing time, or capable of registration within 21 working days after closing.
• Proof of CIDB registration is mandatory at closing time, else disqualification. If only application proof is available, it must be submitted at closing and actual registration by award.

B-bbee:

• Proof of B-BBEE level (certificate, CSD report or affidavit) must be provided at closing if the level is a pre-qualification criterion.
• Fraudulent or expired B-BBEE documents lead to disqualification; fronting reported to the B-BBEE Commission.
• If sub-contracting to designated groups, the sub-contractor's CSD number or B-BBEE certificate/affidavit must be provided at closing.

Sheq:

• Proof that safety, health, environmental and quality systems are in place must be provided at closing or contract award. SHEQ costs must be reflected in the tender.

SDL&I Undertaking:

• Must be completed and submitted by contract award; failure means the tender will not be considered for award.

Designated materials and thresholds:

• Information must be submitted no later than contract award; non-compliance means the tender will not be considered.

Legislative compliance:

• Must comply with NT instructions, PPPFA Regulations, B-BBEE Codes, COIDA, OHS Act and any other applicable legislation.

Tenderers must provide proof that safety and health systems, policies and capabilities are in place at closing date/time or contract award. All SHEQ costs and personnel must be included in the tender. Bidders must comply with the OHS Act and Eskom's SHEQ requirements. No specific plans or details are given in the source document.

Tender validity: Bidders must hold their tender valid for acceptance within the validity period stated in the Tender Data, and extend if requested; non-extension excludes the tender. If validity expires before award, the process ends without award.

Eskom's rights: Eskom may cancel the tender at any time before contract conclusion, give written reasons on request, and may negotiate with selected tenderers.

Confidentiality: All matters related to the procurement must be kept confidential; documents provided may only be used for preparing the tender.

Communication: All communication must be in writing, in English, directed only to the Eskom Representative. Eskom publishes clarifications and addenda on the tender platforms.

Corrections: Alterations to tender documents must be initialled by all signatories; no correction fluid or tape may be used.

Alternative tenders: Only permitted if the main tender is also submitted and if allowed in the Tender Data.

Contract award: Successful tenderer must sign the Form of Agreement. Eskom may reject a tender for collusion, bid rigging, or fraudulent activity.

Evaluation includes basic compliance, pre-qualification, functionality (if applicable), price and specific goals, and financial analysis. B-BBEE points allocated per PPPFA 90/10 or 80/20. No minimum scores or specific thresholds are stated in the source document.