SCM/BID33/25/26 – Repair and Refurbishment of Tshiame Wastewater Treatment Works
Tender Overview
- Tender Number: SCM/BID33/25/26
- Project: Repair and Refurbishment of Tshiame Wastewater Treatment Works (WWTW)
- Tender Type: Open Tender (Request for Bid)
- Municipality: Maluti-a-Phofung Local Municipality
- Location: Tshiame Wastewater Treatment Works
- Province: Free State
Important Dates
| Activity | Details |
|---|---|
| Briefing Session | 22 May 2026 at 13:00 |
| Briefing Venue | Tshiame Sediba Hall |
| Compulsory | No |
| Closing Date | 18 June 2026 |
| Closing Time | 10:00 |
Tender Submission Address
Moremoholo Corner Motloung Street, Setsing, Phuthaditjhaba, 9860
Project Objective
The municipality seeks to appoint a suitably qualified and experienced contractor to undertake the repair, refurbishment, rehabilitation, and upgrading of the Tshiame Wastewater Treatment Works.
The project aims to:
- Restore operational efficiency of the treatment plant.
- Improve wastewater treatment performance.
- Enhance environmental compliance.
- Upgrade ageing infrastructure and equipment.
- Improve plant reliability and sustainability.
- Strengthen operational control and monitoring systems.
Scope of Work
The project consists of multidisciplinary engineering works covering civil, mechanical, electrical, electronic, structural, instrumentation, and process systems.
1. Civil Engineering Works
The successful contractor will undertake:
Earthworks
- Site preparation.
- Excavation and trenching.
- Backfilling and compaction.
- Formation and grading works.
Concrete Structures
- Demolition of damaged structures.
- Repair of existing tanks.
- Construction and rehabilitation of process structures.
- Reinforced concrete works.
Buildings and Infrastructure
- Building refurbishments.
- Roofing and waterproofing.
- Masonry repairs.
- Internal and external finishes.
External Works
- Access roads.
- Stormwater drainage.
- Security fencing.
- Erosion protection measures.
- Site rehabilitation.
2. Mechanical Engineering Works
Mechanical refurbishment includes:
Process Equipment
- Biofilters.
- Clarifiers.
- Pumps.
- Mixers.
- Sludge handling equipment.
Mechanical Installations
- Pipework systems.
- Valves and actuators.
- Flow control equipment.
- Mechanical drives.
- Ancillary treatment equipment.
Sludge Management
- Sludge treatment systems.
- Sludge transfer equipment.
- Dewatering infrastructure.
- Associated mechanical systems.
3. Electrical Engineering Works
The contractor will be responsible for:
Power Infrastructure
- Electrical reticulation.
- Power distribution systems.
- Cabling installations.
- Earthing systems.
Electrical Equipment
- Motor Control Centres (MCCs).
- Distribution boards.
- Control panels.
- Switchgear installations.
Lighting Systems
- External lighting.
- Internal building lighting.
- Security lighting installations.
4. Electronic, Instrumentation and Control Systems
The project requires installation and commissioning of:
Instrumentation
- Flow meters.
- Pressure sensors.
- Level monitoring systems.
- Process instrumentation.
Automation Systems
- PLC systems.
- SCADA integration.
- Telemetry systems.
- Remote monitoring systems.
Operational Control
- Process automation.
- Alarm systems.
- Data logging and reporting.
- System diagnostics.
5. Structural and Corrosion Protection Works
The contractor will undertake:
Structural Steelwork
- Fabrication.
- Refurbishment.
- Installation of steel structures.
Corrosion Protection
- Protective coatings.
- Galvanising.
- Surface preparation.
- Corrosion prevention systems.
Environmental and Safety Requirements
The successful bidder must implement:
Environmental Management
- Environmental Management Plan (EMP).
- Pollution prevention measures.
- Waste management procedures.
- Erosion and sediment control.
- Protection of water resources.
Occupational Health and Safety
- Construction Health and Safety Plan.
- Risk assessments.
- Safe work procedures.
- Site safety supervision.
- Legal compliance with construction regulations.
Quality Assurance Requirements
The contractor must ensure:
Testing and Verification
- Mechanical testing.
- Electrical testing.
- Instrument calibration.
- Functional testing.
- Commissioning procedures.
Laboratory Compliance
Where required, testing must be conducted through:
- SANAS-accredited laboratories.
Documentation
The contractor must provide:
- Quality control records.
- Test certificates.
- Inspection reports.
- Commissioning reports.
Training and Handover Requirements
The successful bidder will be expected to provide:
Operational Training
- Operator training.
- Equipment familiarisation.
- System operation procedures.
Maintenance Training
- Preventative maintenance procedures.
- Troubleshooting guidance.
- Equipment servicing instructions.
Documentation
- Operation and Maintenance Manuals.
- Equipment manuals.
- Training records.
- Warranty documentation.
- As-built drawings.
Skills and Experience Requirements
The successful bidder should demonstrate:
Wastewater Treatment Expertise
- Experience in wastewater treatment plant upgrades.
- Experience in municipal water and sanitation infrastructure.
- Process engineering experience.
- Treatment works refurbishment experience.
Engineering Expertise
Civil Engineering
- Earthworks.
- Structural rehabilitation.
- Concrete construction.
Mechanical Engineering
- Pumps and process equipment.
- Pipework installations.
- Sludge systems.
Electrical Engineering
- Industrial electrical systems.
- MCC installations.
- Power distribution systems.
Control Systems
- PLC programming.
- SCADA systems.
- Telemetry integration.
- Instrumentation commissioning.
Required Professional Resources
Projects of this nature typically require:
- Professional Civil Engineers
- Professional Mechanical Engineers
- Professional Electrical Engineers
- Instrumentation Specialists
- Construction Managers
- Site Agents
- Safety Officers
- Quality Assurance Personnel
- Environmental Officers
- Commissioning Specialists
Recommended Supporting Documents
Bidders should generally include:
- CSD Registration Report
- Tax Compliance Status PIN
- Company Registration Documents
- B-BBEE Certificate/Affidavit
- Organogram and Key Personnel CVs
- Professional Registration Certificates
- Similar Project Reference Letters
- Methodology and Work Programme
- Health and Safety Plan
- Environmental Management Plan
- Quality Management Plan
- Financial Statements (if required)
- Equipment and Resource Schedule
Suitable Contractors
This tender is most suitable for:
- Water and wastewater infrastructure contractors
- Civil engineering contractors
- Mechanical engineering contractors
- Electrical engineering contractors
- EPC (Engineering, Procurement and Construction) companies
- Process engineering specialists
- Municipal infrastructure developers
- Water treatment and sanitation specialists