Operation and maintenance of bulk wastewater infrastructure for tswaing local municipality (36-Month contract)

• Closing date: 05 June 2026 at 11:00 AM (bid box submission).
• Compulsory virtual briefing: 20 May 2026 10:00 AM–12:00 PM. Registration must be completed by 18 May 2026 08:00 AM–04:30 PM using Annexure A. Only registered companies may attend.
• Enquiries deadline: not explicitly stated; submit questions to the contacts listed in the tender document before the briefing.

Compulsory virtual briefing on 20 May 2026 from 10:00 AM to 12:00 PM. Registration must be completed by 18 May 2026 (08:00 AM–04:30 PM) using the form in Annexure A. Only registered companies may attend.

Procurement enquiries (bidding‑procedure):

• Mr P. Tauetsile / Ms T. Manyeneng – Tel (018) 381 9400 – Email [email protected] / [email protected].

Technical enquiries:

• Mr M. Senwedi / Mr C. Mabotja – Tel 0800 066 363 / 071 114 2692 – Email [email protected] / [email protected].

Issuing authority:

• Acting Municipal Manager, Ngaka Modiri Molema District Municipality, Private Bag X 2167, Mahikeng 2745 – Tel (018) 381 9400.

• Submit the sealed bid to the bid box at Cnr Carrington & 1st Avenue, Industrial Sites, Mahikeng no later than 05 June 2026 11:00 AM. Late bids will be rejected.
• Use the official MBD forms (MBD 1‑9); do NOT re‑type the forms.
• All MBDs must be fully completed, signed in black ink and stamped with the original company seal.
• Attach a soft copy of the entire bid (including all returnable documents) on a USB drive.
• Returnable documents (must be attached, otherwise bid is invalid):

1. Proof of registration on the Central Supplier Database (CSD).
2. Joint‑venture agreement (if applicable).
3. Municipal rates & taxes statements for each director (≤ 3 months old) or a valid lease/tribal‑authority letter and affidavit confirming residence.
4. Municipal rates & taxes statements for the company (≤ 3 months old) or lease/tribal‑authority letter and affidavit confirming address.
5. Affidavit if the company operates from the same address as a director.
6. Audited financial statements for the last three years (or independent reviewer’s statements if audit not required).
7. CIDB grading certificate – minimum 8ME.
8. Proof of registration or good standing with the Compensation Fund for Occupational Injuries and Diseases Act (COIDA) or a letter from Employment & Labour confirming no employees.
9. Any additional JV documentation required.

• Prices must be quoted in South African Rand, VAT‑inclusive, and every item must be priced – missing prices render the bid non‑responsive.
• Bids are valid for 90 days from the closing date.
• Disqualification triggers: failure to provide any returnable document, non‑compliance with tax status, being a person in the service of the state, or municipal rates/taxes arrears exceeding 90 days (contracts < R10 million) or 30 days (contracts ≥ R10 million).

List of returnable documents:

1. Proof of Central Suppliers Database (CSD) registration.
2. Signed Joint Venture Agreement (if applicable).
3. Municipal Rates and Taxes Statements of all Directors (≤ 3 months old) or valid lease/tribal‑authority letter and affidavit.
4. Municipal Rates and Taxes Statements of the Company (≤ 3 months old) or valid lease/tribal‑authority letter and affidavit.
5. Affidavit confirming Company operates from same address as Director (if applicable).
6. Three Years Audited Annual Financial Statements (or independent reviewer’s statements if audit not required).
7. CIDB grading 8ME or higher.
8. Proof of registration or good standing with COIDA or letter from Employment & Labour confirming no employees.
9. Applicable JV documentation.
10. Soft copy of the entire bid saved on a USB drive.

NOTE: Failure to attach any of the above will render the bid invalid.

• Bids are evaluated under the Council’s Supply Chain Management Policy using the Preferential Procurement Regulations 2022 and a 90/10 points system.
• Price accounts for 90 points, calculated with: Ps = 90 × [1 – (Pt – Pmin)/Pmin] where Pt is the tender price and Pmin is the lowest acceptable price.
• Specific goals account for 10 points; points are awarded only when supporting documentation is submitted.
• Companies based within NMMDM may claim the specific‑goals points.
• Failure to provide proof for specific goals results in loss of the 10 points.
• Fraudulent claims may lead to disqualification, contract cancellation and possible restriction from future state contracts (up to 10 years) and criminal prosecution.

Scope of Work:

1. Operate and maintain the four bulk wastewater treatment works (WWTWs) in Tswaing LM – Ottosdal (BNR 3 MLD, Cat C), Delareyville (BNR 4 MLD, Cat C), Sannieshof (Oxidation Ponds 2.5 MLD, Cat E) and Atamelang (Oxidation Ponds 1 MLD, Cat E).
2. Comply with the Water Use Licence, Regulation 3630 (Compulsory National Standards for Process Controllers), DWS Green‑Drop certification criteria and Section 26 of the National Water Act.
3. Deliverables:

• Preventive & corrective maintenance plans (NMMDM approval required).
• Full Operational Plan before commencement (operating schedules, KPIs, data‑collection, SOPs, work instructions, check‑lists, operator logs, chemical dosage & inventory).
• 24‑hour plant performance monitoring.
• Monthly maintenance & optimisation reports signed by NMMDM senior technician.
• Daily water‑quality testing; monthly third‑party surveillance monitoring.
• Immediate response to breakdowns – plant must be back‑online within 24 hours; penalty 0.5 % of contract price per week (max 10 %).
• Equipment replacement quoted cost + 10 %.
• Weekly reporting of spare parts, consumables and chemicals.
• Full‑time SHEQ officer on site; maintain risk register (W2RAP).

4. Staffing must meet the skill/experience requirements of Regulation 3630 and the minimum staffing levels set out in the National Standards for Process Control (Appendix A).

1. Submit preventive and corrective maintenance plans for NMMDM approval before implementation.
2. Submit an Operational Plan (operating schedules, KPIs, data collection, SOPs, work instructions, check‑lists, operator logs, chemical inventory) for approval before work starts.
3. Record all instructions from NMMDM senior technicians in a logbook.
4. Perform minor repairs (labour included); replace parts/materials on a cost‑plus 10 % basis.
5. Respond to breakdowns within 24 hours; penalties apply for delays.
6. Conduct regular maintenance per OEM schedules and submit signed reports.
7. Maintain a site‑based SHEQ system and update the plant risk register (W2RAP).

• Service Provider must have staff meeting the skill and experience requirements of Regulation 3630.
• Minimum staffing must satisfy the National Standards for Process Control registration (Appendix A).
• 24‑hour coverage for plant performance monitoring is required.
• Demonstrated experience in operating BNR and oxidation‑pond wastewater treatment plants of similar capacity is expected.

• Operational plan must ensure the plant consistently produces design‑quality effluent.
• Include Operating KPIs, data collection, SOPs, work instructions, check‑lists, operator logs, and chemical inventory.
• Monthly surveillance monitoring is performed by a third party.
• All maintenance work must be signed off by the NMMDM Senior Technician before claim submission.
• Maintain complete records for audit purposes.

• All prices must be quoted in South African Rand, VAT‑inclusive, and every item must be priced.
• Complete the Pricing Schedule (MBD 6.1) and any other price tables attached to the tender.
• Equipment replacement is to be priced on a cost‑plus 10 % basis.
• Payment is due within 30 days of receipt of a correct invoice.

• All prices must be quoted in South African Rand, VAT‑inclusive, and every item must be priced.
• Complete the Pricing Schedule (MBD 6.1) and any other price tables attached to the tender.
• Equipment replacement to be priced on a cost‑plus 10 % basis.
• Payment terms: within 30 days of receipt of a correct invoice.
• Financial capacity evidence: audited financial statements for the last three years (or independent reviewer’s statements if audit not required).
• No specific performance bond or guarantee is stated, but the bid must remain valid for 90 days.

• CIDB grading 8ME or higher (mandatory).
• Tax compliance: provide a valid SARS PIN or Tax Compliance Status (TCS) certificate; if registered on the CSD, include the CSD number.
• Foreign suppliers must complete the pre‑award questionnaire (resident status, branch, permanent establishment, income source, tax liability).
• No person in the service of the state may submit a bid.
• Municipal rates & taxes arrears limits: ≤ 90 days for contracts < R10 million; ≤ 30 days for contracts ≥ R10 million.
• Proof of registration or good standing with the Compensation Fund for Occupational Injuries and Diseases Act (COIDA) or a letter from Employment & Labour confirming no employees.
• All returnable documents listed in the Submission Guidelines must be attached and be current (≤ 3 months where applicable).

Preference‑Points Claim Form (Preferential Procurement Regulations 2022) – companies based within NMMDM may claim specific‑goal points. The tenderer must indicate how points are claimed for each preference system. The organ of state may require substantiation of any claim. Fraudulent claims can lead to disqualification, recovery of costs, contract cancellation and a possible 10‑year restriction from state contracts, with criminal prosecution where appropriate.

• Provide proof of registration or a letter of good standing with the Compensation Fund for Occupational Injuries and Diseases Act (COIDA) or a letter from Employment & Labour confirming no employees.
• The Service Provider is solely responsible for any damage to property, life, or equipment arising from non‑performance or negligence.

• All work must comply with the Water Use Licence, Regulation 3630 and DWS Green‑Drop criteria.
• Treated effluent must meet the design standards on the licence; where not specified, it must meet DWS general limit standards.
• The wastewater works are registered and classified under Section 26 of the National Water Act.

• Contract Form (MBD 7.2) must be completed in duplicate and signed in original by both parties.
• The agreement incorporates: invitation to bid, tax‑compliance proof, pricing schedule(s), completed task directive/proposal, preference claim form, declarations of interest and SCM practices, certificate of independent bid determination, special conditions of contract, and the General Conditions of Contract (Annexure B).
• The Service Provider accepts full responsibility for execution of all obligations.
• Payment terms: within 30 days of receipt of a correct invoice.
• All other contractual provisions are those set out in the General Conditions of Contract and any Special Conditions attached to the tender.

• Late bids are not accepted.
• Bids are valid for 90 days.
• All MBDs must be fully completed, signed in black ink and stamped with the original seal.
• Certified copies must be dated and not older than 3 months at tender close.
• Original stamp and signature only are accepted; photocopies are non‑responsive.
• No proof of residence from ward councillors will be accepted.
• Penalty for failure to rectify breakdowns: 0.5 % of contract price per week, up to a maximum of 10 %.
• The tender validity period is 90 days.

• CIDB grading 8ME or higher.
• Full tax compliance – provide SARS PIN or TCS certificate and/or CSD number.
• Foreign suppliers must complete the pre‑award questionnaire.
• No persons in the service of the state may bid.
• Municipal rates/taxes arrears limits: ≤ 90 days for contracts < R10 million; ≤ 30 days for contracts ≥ R10 million.

• Bids are evaluated under the Council’s SCM Policy using the Preferential Procurement Regulations 2022 and a 90/10 points system.
• Price accounts for 90 points (formula: Ps = 90 × [1 – (Pt – Pmin)/Pmin]).
• Specific goals account for 10 points – points awarded only when supporting documentation is submitted.
• Companies based within NMMDM are eligible for the specific‑goals points.
• Failure to provide proof for specific goals results in loss of the 10 points.
• Fraudulent claims may lead to disqualification, contract cancellation and possible restriction from future state contracts.