Nitrogen purging services for petrosa gtl refinery lpg system in mossel bay

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Contact: Email: [email protected], Phone: 012 406 9222

Submission process: 1) Upload documents via the supplier self-registration portal. 2) Select the document from your source directory, click 'Open', then 'Save'. 3) Confirm successful upload with the 'saved successfully' message. 4) For multiple documents (e.g., B-BBEE certificate and company profile), click 'Clear' before uploading the next document. 5) Proceed to Step 7 and declare any 'Conflict of Interest' by selecting 'Yes' or 'No' and save. Returnable documents: Not explicitly specified in the document. Ensure all required documents are uploaded as per portal instructions.

Invitation to submit quotations for Nitrogen Purging Services at PetroSA GTL Refinery, Mossel Bay. Quotations must be submitted electronically via the PetroSA E-Procurement Portal (www.procurement.petrosa.com). Required documentation: Quotation Notice, PetroSA Standard Terms & Conditions, Scope of Services Document (RFQ), General Requirements for Suppliers working in PetroSA Works, Occupational Health General Conditions and Guidelines for Contractors, and General Operating Procedures for Unit 51 Tank Farm. Suppliers must be registered and approved on the PetroSA portal. PetroSA may issue Tender Bulletins; suppliers must check the procurement website for updates before submission. Suppliers must give preference to local labour and black subcontractors and submit a B-BBEE improvement plan.

Closing date: 5 June 2026 at 13:00. Optional scope clarification meeting (non-compulsory) for suppliers to seek clarification on tender documentation. Non-attendance will not disqualify a quotation.

Technical enquiries: Contact the buyer via the PetroSA E-Procurement Portal. Phone: 021 928 4731. Whistleblower hotline: 0800 111 583 (free call), WhatsApp +27 31 308 4664, SMS 33490, email [email protected], or postal address P O Box 51006, Musgrave, 4062.

Submit electronically via PetroSA E-Procurement Portal (www.procurement.petrosa.com) by the closing date and time. Required documents: SBD 9 (Independent Bid Determination) from National Treasury. Any comments or qualifications on PetroSA’s Standard Terms and Conditions must be submitted with your quotation. Quotations not submitted electronically will not be considered. Suppliers must be registered and approved on the PetroSA portal; unapproved suppliers cannot submit. Check the PetroSA procurement website for Tender Bulletins before submission.

Evaluation follows a two-stage process: technical/functionality first, then price and B-BBEE. Preference points system per Preferential Procurement Regulations 2024: 80/20 for tenders up to R50M (80 points price, 20 points B-BBEE) or 90/10 for tenders above R50M (90 points price, 10 points B-BBEE). Price points calculated as Ps = 80(1 - (Pt-Pmin)/Pmin) or Ps = 90(1 - (Pt-Pmin)/Pmin). B-BBEE points awarded per status level: Level 1 (10/20 or 10/10), Level 2 (9/18 or 9/10), Level 3 (6/14 or 6/10), Level 4 (5/12 or 5/10), Level 5 (4/8 or 4/10), Level 6 (3/6 or 3/10), Level 7 (2/4 or 2/10), Level 8 (1/2 or 1/10), Non-compliant (0/0). Valid B-BBEE certificate required; expired or non-compliant suppliers receive 0 points.

Scope: Provision of Nitrogen Purging Services at PetroSA GTL Refinery, Mossel Bay. Suppliers must comply with: PetroSA Standard Terms & Conditions, Scope of Services Document (RFQ), General Requirements for Suppliers working in PetroSA Works, Occupational Health General Conditions and Guidelines for Contractors, and General Operating Procedures for Unit 51 Tank Farm. Suppliers must give preference to local labour and black subcontractors. Submit a B-BBEE improvement plan with tenders. Exchange rate variation risk for imported content is borne by PetroSA; suppliers must state imported content value on quotation for claims.

PetroSA’s Standard Terms and Conditions take precedence over the supplier’s own terms. Suppliers must review these terms prior to submission. Any comments or qualifications on PetroSA’s Standard Terms and Conditions must be submitted with the quotation. Negotiations will be conducted solely on the basis of the supplier’s submitted comments or qualifications.

Suppliers are encouraged to attend the optional scope clarification meeting to acquaint themselves with the nature of the supply required and local conditions. No claims will be entertained after award if suppliers fail to do so. Non-attendance at the meeting will not disqualify a quotation.

Pricing must be submitted as per RFQ. Exchange rate variation claims: Suppliers must clearly state the value of imported content on the quotation. Cost adjustments based on SARB exchange rates at tender closing and contract award dates. No additional financial bonds, guarantees, or payment terms specified beyond standard pricing submission.

Mandatory: Registered and approved on PetroSA E-Procurement Portal. Must also register on National Treasury Central Supplier Database (CSD) at https://secure.csd.gov.za. Submit SBD 9 (Independent Bid Determination) from National Treasury. Valid B-BBEE certificate required; minimum Level 4 for preference points. POPI Statement/Notice/Policy must be uploaded to PetroSA online registration. Suppliers must consent to due diligence on legal status, empowerment, technical ability, creditworthiness, and security clearance.

Suppliers must comply with Occupational Health General Conditions and Guidelines for Contractors Working on PetroSA Sites, as well as General Requirements for Suppliers working in PetroSA Works. These are mandatory for all contractors operating on PetroSA premises.

Suppliers must submit a Certificate of Independent Bid Determination (SBD 9) to avoid being construed as collusive tendering. Documentary proof for any quotation must be submitted to PetroSA’s satisfaction when requested. Suppliers must consent to due diligence by PetroSA on legal status, empowerment, technical ability, creditworthiness, and security clearance, and cooperate fully within two days of notification. Any award is subject to the conclusion of an agreement between the supplier and PetroSA.

PetroSA requires nitrogen purging services for its GTL Refinery in Mossel Bay, specifically for the High Pressure Tank Farm LPG system (2 x 211m³ bullets). The service aims to remove oxygen to below 0.5 vol% to create an inert atmosphere.

Scope of Work:

• Provide expertise, advanced techniques, reliable equipment, manpower, and experienced project management.
• Execute the work within a 4-day timeframe.
• Collaborate with PetroSA on project pre-engineering, including method statements and design of nitrogen purging packs.
• Supply all necessary nitrogen purging equipment, including a 16-ton Liquid Nitrogen (LIN) Portable ISO storage tank (~21,000 litres capacity).
• Supply the required quantity of nitrogen (N2).

Enquiries should be directed to Zonazihle Sityata. Contact details: Email: [email protected], Phone: 021 929 9108.

Evaluation will assess compliance with the following:

• Development and implementation of a Quality Control Plan (QCP) covering all hold points requiring PetroSA intervention.
• Compliance with ISO 9001:2015 (Quality Management) and ISO 45001:2018 (Occupational Health and Safety) standards for services, workmanship, materials, documentation, tools, and equipment.

Scope: Nitrogen (N2) purging services for PetroSA GTL Refinery, Mossel Bay, specifically for the High Pressure Tank Farm LPG system (2 x 211m³ bullets).

Key Requirements:

• Purging method: Pressure cycle (pressurise with nitrogen, vent, repeat until oxygen concentration ≤ 0.5 vol%).
• Duration: Estimated 4 days total (24 hours per vessel + 1 day mobilisation + 1 day demobilisation).
• Nitrogen requirement: ~12 tons for vessels 51VD165A and 51VD165B.
• Equipment: Must include a 16-ton Liquid Nitrogen (LIN) Portable ISO storage tank (~21,000 litres capacity).

Deliverables:

• Project pre-engineering: Method statements and design of nitrogen purging packs in collaboration with PetroSA.
• Supply of all nitrogen purging equipment, nitrogen gas, and competent personnel.
• Process Flow Diagram (PFD) detailing equipment from ISO container to nitrogen injection point, including flexible connections, hard piping, and scope demarcation.
• Design pressures and relief valve set pressures for all equipment (e.g., ISOTAINER, vaporiser circuit, PCV set point: 500 kPa).
• Valid, up-to-date pressure test certificates for all equipment (ISOTAINER, relief valves, flexible hoses, etc.).
• Comprehensive Nitrogen Purging Procedure for PetroSA review and approval.

Personnel Requirements:

• Minimum crew: 6 (2 Supervisors, 4 Technicians) for 24-hour operations (1 Supervisor + 2 Technicians per 12-hour shift).
• CVs for all personnel demonstrating qualifications, experience, and competency in nitrogen purging and safe nitrogen handling.
• All personnel must be equipped with SABS-approved safety gear (safety shoes, overalls, hard hats, rain suits, gloves, hearing protection, glasses, harnesses for ISOTAINER work).

Site and Operational Conditions:

• Work must comply with PetroSA procedures, standards, and specifications.
• Supplier must obtain all required permits to work before commencement.
• No subcontractors allowed without prior written PetroSA approval.
• Supplier responsible for transport, supervision, and all resources (plant, equipment, tools, materials).
• PetroSA provides: Space in contractor yard, consumables, and site-specific safety equipment (if needed).
• Supplier must maintain a material register of all equipment/materials on site.
• Electrical supply on site: 220V and 525V.
• Complete site clean-up required post-completion; payment may be withheld for non-compliance.

Methodology requirements:

• Supplier must provide service expertise, advanced techniques, reliable equipment, manpower, and experienced project management.
• Execution plan must align with a 4-day timeframe.
• Key activities include:
• Project pre-engineering in collaboration with PetroSA, including development of method statements and design of nitrogen purging packs.
• Supply of all necessary nitrogen purging equipment, including a 16-ton Liquid Nitrogen (LIN) Portable ISO storage tank (~21,000 litres capacity).
• Supply of the required quantity of nitrogen (N2).

Experience and qualifications requirements:

• Supplier must demonstrate familiarity with nitrogen purging techniques and procedures.
• Supplier must confirm in writing that all personnel are adequately trained and competent in the operation of equipment and safe handling of nitrogen.
• Supplier must provide full details of Supervisors and Technicians, including CVs demonstrating relevant qualifications, experience, and competency.
• Minimum crew: 6 (2 Supervisors, 4 Technicians) for 24-hour operations (1 Supervisor + 2 Technicians per 12-hour shift).

Quality requirements:

• All services, workmanship, materials, documentation, tools, and equipment must comply with ISO 9001:2015 (Quality Management) and ISO 45001:2018 (Occupational Health and Safety).
• Supplier must develop and implement a Quality Control Plan (QCP) covering all activities within the scope of work.
• The QCP must identify all inspection, witness, and hold points requiring PetroSA intervention.
• The QCP must be submitted as part of a complete work pack for PetroSA review and approval prior to commencement of work.

Payment terms:

• A Purchase Order will be issued at commencement; all invoices must reference the Works Order/Job Card number and include a copy of the Job Card.
• Extra services due to scope changes will be charged at the Supplier’s normal or agreed rates.
• PetroSA compensates for minimum crew regardless of active work; additional personnel require prior written approval.
• Rework due to negligence or non-compliance is at the Supplier’s cost.
• In inclement weather, PetroSA compensates for a minimum of 4 hours or actual hours on site (whichever is greater).

Mandatory compliance:

• CSD registration is required; Suppliers must ensure they are registered to receive PetroSA notifications.
• All equipment must have valid calibration and certification records.
• Compliance with ISO 9001:2015 (Quality Management) and ISO 45001:2018 (Occupational Health and Safety) standards.
• Supplier must prepare and maintain a Safety Plan compliant with PetroSA SHEQ requirements, including safety standards, roles and responsibilities, hazard identification, risk assessment, emergency response, PPE compliance, and incident reporting.

Safety requirements:

• Supplier must prepare and maintain a Safety Plan specific to this scope of work, reviewed and updated regularly.
• The Safety Plan must include:
• Applicable safety standards and procedures in compliance with PetroSA SHEQ requirements.
• Roles and responsibilities of key personnel regarding safety.
• Appointment and responsibilities of Safety Officers.
• Safety induction and training programmes, including meeting frequency.
• Hazard identification, risk assessment, and mitigation measures.
• Emergency response and first aid procedures.
• Housekeeping requirements.
• Personal protective equipment (PPE) compliance.
• Incident and accident reporting procedures.
• All personnel must be equipped with SABS-approved safety gear: safety shoes, long-sleeve overalls, hard hats, rain suits, safety gloves, hearing protection, safety glasses, and safety harnesses (for ISOTAINER work).
• PetroSA will provide site-specific safety equipment at no cost; Supplier is responsible for replacement if damaged due to misuse or negligence.

Evaluation will assess the Supplier’s ability to:

• Develop and implement a Quality Control Plan (QCP) covering all hold points requiring PetroSA intervention.
• Ensure compliance with ISO 9001:2015 and ISO 45001:2018 standards for all services, workmanship, materials, documentation, tools, and equipment.