Mechanical Engineering tenders (CIDB ME)
Open South African Mechanical Engineering construction tenders requiring a CIDB ME registration, across all grades. Free to view, no signup. Share any tender or follow VUZA on TikTok for daily picks.
Maintenance of elevators at Kusile Power Station.
Eskom invites tenders for maintaining permanent Rack and Pinion elevators at Kusile Power Station for 5 years. The scope includes technical maintenance of electrical motors, gearboxes, control panels, and safety systems for 9 lifts, including ACC, Coal Silo, and Chimney elevators. Deliverables include 24-hour emergency support, monthly reports, and statutory inspections. The work is at Kusile Power Station, Witbank, under an NEC3 Term Service Contract. Closing date: 31 August 2026 at 10:00 AM.
Supply and Installation of Chiller for NHLS.
The National Health Laboratory Service (NHLS) seeks bids for the emergency rental, supply, and installation of a 1600kW water-cooled chilled water plant at the South African Vaccine Producers facility in Sandringham. The contract is for six months and includes integration with the existing Building Management System (BMS) via BACnet, full commissioning, pressure testing, and balancing. A mandatory site visit is on 19 August 2026 at 10:00 am. The bid validity period is 90 business days from the closing date of 31 August 2026.
Air Conditioning Disassembly and Installation Services.
The PPECB seeks bids for dismantling a Midea air conditioning unit at Citrusdal and reinstalling it at Piketberg. The contractor must transport the unit safely, ensure operational heating and cooling, comply with national safety standards, and provide compliance certificates. The project must be completed in one day, including a site inspection at Citrusdal.
Installation and maintenance of air conditioning units.
The Cederberg Municipality invites bids for the installation, maintenance, repair, and servicing of air conditioning units across multiple municipal sites. This multi-year contract ends on 30 June 2029, requiring all climate control systems to remain operational. Official documentation must be collected to participate, with submissions due by 12:00 on 01 September 2026.
Maintenance and Repairs of Forklifts and Cherry Pickers.
The South African Bureau of Standards (SABS) seeks a service provider for maintenance and repair of forklifts and cherry pickers at SABS sites in Groenkloof, Secunda, and NETFA. Services include load testing, statutory compliance certification, scheduled preventative maintenance, and breakdown support within a three-hour response time. The contract duration is 36 months, requiring detailed maintenance reports, an asset register, and compliance with safety regulations. Closing date is 01 September 2026.
Service and Manufacture of Hydraulic Power Packs for Rand Water
Rand Water invites bids for servicing and manufacturing hydraulic power packs at the Zuikerbosch facility in Vereeniging. The project includes servicing five 63L units and one 40L unit, manufacturing a new 63L unit, and ensuring all equipment meets operational pressure requirements of up to 350 bar. Deliverables include stripping, cleaning, component replacement, assembly, and pressure testing, with a test certificate provided for all units. Completion is required by 02 November 2026, with submissions open until 01 September 2026.
HVAC Services for JRA Sites.
The Johannesburg Roads Agency seeks a service provider for HVAC maintenance, repair, and installation at various sites. The scope includes servicing motors, fans, compressors, refrigerant testing, and efficiency checks. Compliance with South African National Standards is required. The contract covers sites in Midrand, Booysens, and Soweto, requiring qualified personnel with SAQCC gas certification. A fixed fee-for-service structure with a 15% mark-up on materials is specified. Tender closes on 04 September 2026.
Replacement of Chilled-Water Air-Handling Units at Joburg Theatre.
The Joburg Theatre requires a contractor to replace three chilled-water air-handling units, including site verification, design, supply, removal, installation, testing, and commissioning. The project involves ductwork, pipework, and electrical integration, with a 12-month defects liability period and 24 months of preventive maintenance. Work must not disrupt theatre performances. Bidders need a local office in Johannesburg and experience with five similar HVAC projects in the last five years.
Supply and Installation of HVAC System for UPS.
The South African Broadcasting Corporation (SABC) seeks a service provider for the supply, installation, and commissioning of an HVAC system for the UPS and Generator rooms at the SABC Auckland Park Campus. The project includes installing air handling units, chilled water systems, ventilation fans, ducting, and fire dampers. It also involves decommissioning existing systems, integrating new equipment with the Building Management System, and performing fire safety modifications. The project duration is nine months for installation, followed by a twelve-month maintenance period. A compulsory site inspection is on 21 August 2026, and the tender closes on 04 September 2026.
Service and repair of generators in South Gauteng.
The Passenger Rail Agency of South Africa (PRASA) seeks two service providers for maintenance and repairs on generators in South Gauteng. The contract is for 36 months on an as-and-when-required basis, including preventative and corrective maintenance, emergency repairs, and spare parts installation. Contractors must work on multiple sites, provide qualified personnel, and deliver service reports, site logs, and compliance certificates. Materials must be SABS approved. Experience in diesel generator maintenance with projects valued at R2,000,000 or more in the last five years is required. Closing date: 04 September 2026 at 12:00 PM.
Service and Maintenance of Pump Systems at JRA Sites
The Johannesburg Roads Agency (JRA) seeks service providers to maintain, repair, and install pump systems at various sites in Johannesburg. The project includes servicing mechanical components, emergency repairs, and supplying new units at regional depots. Deliverables include regular maintenance, detailed reporting with photographic evidence, and warranty certificates for all parts. Compliance with South African National Standards (SANS 60335-2-51) is required. Locations include Midrand, Waterval, and Benrose, necessitating a skilled team for mechanical engineering and safety management.
Weltevreden Water Treatment Works Refurbishment
The Dr. JS Moroka Local Municipality invites bids for refurbishing the Weltevreden Water Treatment Works. The project includes replacing filter media, refurbishing filter nozzles, renovating the control room, structural resealing of clarifiers, replacing the backwash air blower, and installing seven new bulk meters. General building repairs such as tiling, painting, and glazing are required, along with structured training. The project must be completed according to specified mechanical engineering standards. The tender closes on 07 September 2026.
Panel for Maintenance of Water Infrastructure.
Moqhaka Local Municipality seeks contractors for a three-year panel to maintain water treatment works, wastewater plants, and pump stations in Kroonstad. Responsibilities include mechanical and electrical repairs, automation and telemetry installation, and borehole maintenance. The scope includes servicing transformers, motors, pumps, and replacing filter media and flow meters. A compulsory briefing is on 05 August 2026 at Allen Rautenbach Hall. Specialized expertise and equipment are required to ensure operational efficiency.
Survey, Design, and Install HVAC System at Foundry.
Armscor seeks a contractor to survey, design, supply, install, and commission a Local Exhaust Ventilation or HVAC system at the Foundry Fettling Bay and Epoxy Workshop in Simon's Town. The system must comply with legal safety standards, including the Occupational Health and Safety Act and SANS regulations. Deliverables include a design report, safety file, commissioning plan, and maintenance plan. The work is to be completed at the Armscor Dockyard, with a compulsory site briefing on 01 September 2026 and submission deadline on 08 September 2026.
Design and Installation of Cold Heat Exchanger for C Plant.
Foskor Richards Bay seeks proposals for the design, fabrication, supply, and installation of a Cold Interpass Heat Exchanger for their C Plant, adhering to ASME VIII standards. The project has a six-month timeline and requires bidders to provide a reference list of similar projects. All technical work must be performed by qualified professionals. The tender is issued by Foskor (Pty) Ltd, with a bid validity period of 90 business days from the closing date of 08 September 2026.
Panel for Water Infrastructure Services.
The Ngaka Modiri Molema District Municipality seeks contractors for mechanical repairs, maintenance, and installation services for water infrastructure. This includes servicing engines and generators, repairing tanks, constructing pump houses, and installing fencing on an as-needed basis for three years. Key tasks involve maintenance planning, emergency engine supply, and infrastructure refurbishment. A 48-hour response time for emergencies is required. Specialized personnel and a local workshop are necessary. The tender follows the 80/20 points system and closes on 10 September 2026.
Service provider for canteen equipment maintenance.
The SABC seeks a service provider for a three-year contract to maintain, service, and repair canteen equipment at their Auckland Park facility in Johannesburg. The contract includes work on industrial kitchen appliances such as stoves, refrigeration units, extraction systems, and dishwashers. Responsibilities include scheduled maintenance, corrective repairs, emergency callouts, and asset management, with adherence to safety standards and provision of compliance certificates.
Inspection and Maintenance of Lifting Equipment at CSIR.
The CSIR seeks bids for a five-year contract to inspect, maintain, load test, and repair lifting equipment and tackles at various campuses. Responsibilities include routine inspections, annual load testing, fault repairs, and supplying new equipment. Compliance with the Occupational Health and Safety Act and SANS standards is required.
Panel for Mechanical & Electrical Works and Borehole Equipping.
The O. R. Tambo District Municipality seeks a panel of service providers for mechanical and electrical works, including borehole equipping, over 36 months. The project covers King Sabatha Dalindyebo, Mhlontlo, Nyandeni, Port St John, and Ingquza Hill municipalities. Tasks include construction, refurbishment, and maintenance of water and sanitation infrastructure, borehole repairs, and monitoring. Bidders must provide qualified personnel such as an engineer, a site agent, and a millwright, and work involves a rotational service model to ensure infrastructure reliability.
Provision of Welding and Machining Services at Gariep Power Station.
Eskom seeks tenders for welding, machining, and associated services at Gariep Hydroelectric Power Station over 5 years. The work includes specialized repairs to turbine components during planned outages in 2027-2028, under the NEC3 Term Service Contract model. Bidders must meet technical and quality standards.
Service of Gas Suppression System for 6 Months.
The Department of Land Reform and Rural Development seeks a service provider to maintain the Gas Suppression System at 2 Riebeek Street, Cape Town, for six months. A compulsory clarification meeting is on 04 September 2026, and bids are due by 11h00 on 14 September 2026. The work involves specialized maintenance to ensure fire safety systems remain operational and compliant.
Maintenance of air-conditioning services in Chris Hani District.
The Department of Public Works & Infrastructure invites bids for maintaining air-conditioning services in the Chris Hani District for two years. This includes routine maintenance every six months, ad-hoc repairs, and emergency responses within two hours at various Department of Social Development sites. Tasks involve cleaning units, checking refrigerant levels, and inspecting electrical components, to be completed by qualified personnel according to NEC3 standards.
Panel for Mechanical & Electrical Works and Borehole Equipping.
The O.R. Tambo District Municipality seeks service providers for a panel to perform mechanical and electrical works, including borehole equipping, over 36 months. The project involves construction, refurbishment, and maintenance of water and sanitation infrastructure, such as pump stations and reservoirs, within the district. Key tasks include preventative maintenance, condition monitoring, and civil works related to water services. The contract operates on a rotational basis with fixed rates for the duration.
SSC Drive Replacement at Matimba Power Station.
Eskom Holdings SOC Ltd seeks tenders for replacing Submerged Scraper Conveyor (SSC) drives at Matimba Power Station. The project involves replacing electro-mechanical drives with electro-hydraulic systems on six units, covering mechanical, electrical, and C&I engineering. It includes design, installation, testing, and commissioning over 38 months. Deliverables include a Contract Quality Plan, project schedules, and staff training. A compulsory meeting is on 02 September 2026, and the tender closes on 15 September 2026 at 10:00.
Air Conditioning and Heat Pump Maintenance Services.
Polokwane Municipality seeks two service providers for a three-year contract to maintain and repair air conditioning and heat pump systems across municipal facilities. The work includes servicing, repairing, and installing heat pump geysers, office fridges, cold rooms, and air conditioning units, with compliance certificates for gas refilling and new installations. Services will cover the City, Seshego, and Mankweng areas, requiring a service plan and qualified artisans on-site.
Fuel Infrastructure Installation at ORTIA.
This tender by Airports Company South Africa (ACSA) involves the manufacture, supply, and installation of fuel infrastructure at O. R. Tambo International Airport. It aims to enhance system reliability and safety through tasks like fibre optic network reinstatement, actuator and pump replacements, and instrumentation upgrades. The 12-month contract requires adherence to safety and engineering standards, including the OHS Act and IEC/SANS regulations. Deliverables include a quality plan, project programme, as-built drawings, and maintenance manuals. Bidders must provide skilled personnel with experience in hazardous environments, and pricing is fixed for the contract duration, closing on 16 September 2026.
HVAC Maintenance Services for TASEZ.
The Tshwane Automotive Special Economic Zone (TASEZ) seeks bids for a 36-month HVAC maintenance contract, covering preventative and breakdown maintenance for air conditioning, ventilation, and heat pump systems at Phase 1 and 1A. The contractor must offer 24/7 emergency support and supply necessary replacement parts, with key assets including over 300 indoor units and 13 CRAC units. Compliance with SANS standards is required. A compulsory briefing session is on 3 September 2026 in Pretoria, with submissions due by 17 September 2026.
Supply and replacement of tyres for municipal fleet.
Makhuduthamaga Local Municipality seeks service providers for the supply and replacement of tyres for the municipal fleet over a period of 36 months. Bids must be submitted by 17 September 2026.
Service and maintenance of municipal yellow fleet.
The Makhuduthamaga Local Municipality invites tenders for the service, maintenance, and repair of its yellow fleet and heavy-duty vehicles over 36 months. The contract includes routine maintenance, emergency repairs, and cleaning for 26 items such as graders, tipper trucks, tractors, and generators. The service provider must offer skills training to municipal staff and students. All work must occur within the municipal jurisdiction, with planned maintenance completed in five days and emergency repairs within 24 hours. A fixed pricing structure is required for the contract duration.
HVAC Services for NHBRC Offices.
The NHBRC seeks a service provider for the supply, repair, and maintenance of HVAC systems at Sunninghill and Eric Molobi offices over three years. Responsibilities include scheduled maintenance, emergency repairs, and servicing of fridges and air conditioning units. Providers must offer a qualified technical team, issue Certificates of Conformity, and adhere to strict response times. Compulsory briefing sessions are on 03 and 04 September 2026. The tender closes on 18 September 2026 at 11:00 am.
Maintenance of mechanical equipment at George Airport.
The Airports Company South Africa (ACSA) seeks bids for a five-year contract to maintain mechanical equipment at George Airport. The work includes servicing and repairing automatic sliding doors, roller shutter doors, mechanical gates, and lifting equipment. The contractor must ensure system availability, adhere to response times, manage statutory inspections, and maintain OEM standards. Key personnel must have specific qualifications and experience. The contractor will manage airport security permits and provide monthly performance reports. Pricing is subject to annual adjustments based on the Consumer Price Index.
Air Conditioning Units Service and Installation.
Vaal Central Water seeks tenders for servicing, repairing, supplying, and installing air conditioning units at their Bloemfontein head office. The project includes work in IT, Finance, and Executive offices, involving servicing various BTU units, installing new split-unit systems, and providing a portable kitchen geyser. Work location is 02 Mzuzu Street, Pellissier. A compulsory onsite briefing is on 9 September 2026, with submissions closing on 18 September 2026. Prices must be valid for sixty days, covering all travel and delivery expenses.
Service Provider for Seedbank Facility Repairs
The South African National Biodiversity Institute (SANBI) seeks bids for completing a dry room and minor repairs at the Kirstenbosch National Botanical Garden, Cape Town. The project includes supplying, installing, testing, and commissioning a refrigeration-based HVAC system, along with electrical wiring, ductwork, plumbing, and removal of redundant equipment. The project duration is four months, with a compulsory site briefing on 8 September 2026. The tender closes on 21 September 2026 at 11:00. Bidders must provide a fully priced Bill of Quantities and adhere to technical standards for mechanical and electrical installations.
Supply and maintenance of air conditioners until 2029.
Stellenbosch Municipality seeks bids for the supply, installation, and maintenance of air conditioning units until 30 June 2029. Responsibilities include assessing units, preventative maintenance, emergency repairs, and installing new inverter air conditioners within the municipal area. Key requirements are responding to server room emergencies within 3 hours, general emergencies within 5 hours, and completing new installations within 7 days. Bidders must provide diagnosis reports for assessments. This multi-year contract demands consistent performance and technical expertise.
Service and repair of pumps and small plant.
The Garden Route District Municipality seeks service providers for a three-year contract to maintain, service, and repair pumps and small plant equipment, including firefighting pumps and power tools. The work requires a workshop in George, with a 60-minute emergency response time and routine services completed within two days. Providers must follow manufacturer specifications and maintain detailed service records.
Replacement of Aircraft Gates at ORTIA.
Airports Company South Africa (ACSA) seeks tenders for the design, manufacture, supply, and installation of nine automated aircraft access gates at O.R. Tambo International Airport. The project involves mechanical, electrical, and structural works, and the development of a cloud-based digital platform with mobile app integration. It follows the NEC3 Engineering and Construction Contract (Option A) over 18 months. Key tasks include site surveys, detailed design, civil works, system integration, cybersecurity checks, and staff training. Compliance with airport security and safety standards is mandatory. Bidders must score at least 85 points in functionality and provide a team of registered professional engineers and specialists.
Replacement of HVAC Equipment at O.R. Tambo Airport.
Airports Company South Africa (ACSA) invites tenders for a 24-month contract to replace HVAC equipment at O.R. Tambo International Airport. The project involves the design, supply, installation, and commissioning of 35 HVAC units, including mechanical, electrical, and control system works. Integration with the airport's Building Management System is required. Work must adhere to strict safety standards, with some tasks scheduled at night near airside areas. Deliverables include as-built drawings, operation manuals, and staff training. Bidders must provide qualified personnel and comply with SANS standards and environmental protocols. The contract is fixed-price, with completion required within 24 months.
Installation of Wastewater System at Transnet Facilities
Transnet SOC Ltd invites tenders for the installation of a Smallbore Steel Pipe Wastewater System at the Alrode and Witbank Petroleum Products Storage and Handling Facilities. The project includes mechanical, electrical, and civil engineering works, such as the supply and installation of pump sets, steel piping, and reinforced concrete structures. It involves procurement, fabrication, site testing, and commissioning over 9 months for Alrode and 8 months for Witbank. A compulsory site briefing is on 04 September 2026 at the Alrode Depot. The contract follows the NEC3 Engineering and Construction Contract (Option A) format, requiring strict adherence to safety standards, including explosion-proof motors and fire safety equipment. A 52-week defects liability period follows project completion.
Maintenance of IHLM Backup Generators for Two Years
Ingquza Hill Local Municipality invites bids for the maintenance and servicing of backup generators in Flagstaff and Lusikisiki for two years. The work includes scheduled preventative maintenance, such as oil and filter changes, and reactive repairs for mechanical and electrical faults. The service provider must ensure emergency response times of two hours and urgent response times of four hours. Deliverables include detailed maintenance reports and technical support. The project requires a team consisting of a mechanical technician, an electrical technician, and a qualified electrician. The contract covers all transport, overheads, and labor costs.
Upgrade and Expansion of Shelly Point Wastewater Treatment Works
The Saldanha Bay Municipality invites bids for upgrading and expanding the Shelly Point Wastewater Treatment Works to improve local sanitation infrastructure. The project is located in the Saldanha Bay municipal area. A compulsory clarification meeting will be held on 03 September 2026 at the Vredenburg Sports Ground. The deadline for tender submissions is 12h00 on 25 September 2026.