65 Ntemi Piliso Street - Newtown - Johannesburg - 2001
Organization Type
GOVERNMENT
Published
01 Jul 2026
OCDS Reference
ocds-9t57fa-160780
Summary
This is a request for information (RFI) from johannesburg water for the comprehensive design, upgrade, build, repair, and maintenance of its city-wide telemetry system over a 36-month period. IT is intended for service providers with expertise in telemetry, scada, and radio communication systems to inform an upcoming tender process. The project supports the city of johannesburg's smart city framework by modernising the critical water and sanitation monitoring infrastructure.
Key Requirements
This is a Request for Information (RFI), not a tender; the closing date is 09 July 2026 at 13:00.
The mandatory technical requirement is the use of the open-source DNP3 communication protocol as the telemetry standard.
The scope covers a 36-month contract for repair, maintenance, and migration of an extensive existing system (approx. 160 sites) to DNP3, plus 24/7 support.
Bidders must provide detailed pricing for training (cost per person per year) and for key personnel hourly rates.
Comprehensive, mandatory training of at least 160 hours per technician/engineer must be provided to Johannesburg Water personnel.
All equipment and materials must meet SABS/ISO/OEM standards, and radio equipment must be ICASA certified.
A formal Occupational Health and Safety plan must be submitted within six weeks of contract award.
Review in progress · 0 of 1 documents being finalised
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Document read. The full tender notice and its supporting documents are read end-to-end. Key sections, requirements, dates, and contact details are identified and pulled into a working summary you can act on.
Compliance review. The working summary is checked against South African procurement standards — PFMA, PPPFA, B-BBEE, CIDB, local content, and preferential procurement — so nothing critical is missed before you start your bid response.
Procurement Rules & Compliance ContextThis tender may be governed by South African public procurement rules covering fairness, transparency, preferential procurement, anti-corruption, administrative justice and access to information.
7 rules
These references help suppliers understand the public-procurement framework around this opportunity. They are generated from the tender category, issuing organisation type and procurement context.
Core procurement rules
These rules commonly apply to South African public-sector procurement.
7
Broad-Based Black Economic Empowerment Act (B-BBEE Act)
Act 53 of 2003
high
Provides the empowerment-compliance context often used in public-sector supplier evaluation.
Relevant because this is a South African public-sector procurement opportunity.
Constitution of the Republic of South Africa, 1996 – Section 217
Act 108 of 1996 (s217)
high
This is general procurement context, not legal advice. Always verify requirements in the official tender documents and issuing authority notices.
Johannesburg Water (JW) invites service providers to submit a Request for Information (RFI) for the design, upgrade, build, repair, and maintenance of its telemetry system. The project aims to modernize and standardize the existing Maestro Telemetry System by migrating to the DNP3 open protocol platform, ensuring interoperability and alignment with the City of Johannesburg’s Smart City Framework. The scope includes protocol migration, system redesign, radio network upgrades, SCADA integration, ongoing maintenance, and training. The contract duration is 36 months, with a focus on reusing existing assets, ensuring 24/7 operational support, and providing comprehensive training to JW personnel.
Not sure if your business is ready for this tender? Check CSD, CIDB, and B-BBEE requirements, run a readiness assessment, and move from opportunity to submission.
Based on 13 comparable awarded tenders. Companies with similar profiles typically bid near the median.
* Estimates are based on historical data and do not guarantee actual award values.
Bid-ready summary. The submission guidelines, evaluation criteria, technical, financial, and compliance sections are refined into professional, easy-to-scan prose. This is the final version you can rely on when preparing your bid or briefing your team.
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Document read
Compliance review
Bid-ready summary
This is a Request for Information (RFI) for the design, upgrade, build, repair, and maintenance of Johannesburg Water's telemetry system.
Purpose: To assist JW with business decision-making for an upcoming 36-month tender regarding budget, cost effectiveness, risk assessment, and tender strategy.
Background: JW is modernising its telemetry system to support the City's Smart City Framework, migrating legacy protocols to a unified, open-source DNP3 platform.
Scope includes repair/maintenance of existing Maestro system, migration to DNP3, system redesign, asset reuse, radio network upgrade, SCADA integration, ongoing maintenance, and supply of spare parts.
The system is mission-critical, using licensed UHF radio frequencies across three geographic areas.
Returnable documents: Supplier Information form (Name, Address, Telephone, Cellphone, Email, VAT Registration Number, Central Supplier Database Number, Manufacturer/Third Party details if applicable).
Scope: Design, upgrade, build, repair, and maintain the Johannesburg Water telemetry system over a 36-month period.
Mandatory requirement: Use of the open-source DNP3 communication protocol as the telemetry standard.
Key deliverables: Repair/maintain existing Maestro system; migrate all stations to DNP3; provide 24/7 operational support; deliver comprehensive training (minimum 160 hours per technician/engineer).
System details: Two SCADA Control Rooms with hot-standby clustering; three licensed UHF frequencies; extensive network of sites (approx. 160 stations including potable water, sanitation, booster pumps).
Technical requirements: Modular RTU architecture; support for DNP3 and Modbus protocols; specific I/O configurations (Small, Medium, Large, X-Large); comprehensive surge protection; environmental hardening for Highveld conditions.
Key personnel minimum qualifications specified for Telemetry Technicians, Radio Specialists, Telemetry Engineers, and SCADA System Integrators.
Key personnel hourly rates must be included in the Pricing Schedule for normal and after-hours work.
Minimum qualifications:
Telemetry Technicians: National N diploma (N6) in electrical/electronic engineering, plus advanced OEM training on proposed telemetry products.
Radio Specialist: National N diploma (N6) with OEM training on radio equipment.
Telemetry Engineer: National diploma in electrical/electronic engineering, ECSA registration (Professional Technologist or Professional Engineer), 10+ years’ experience with advanced large Telemetry Systems (50+ stations), plus advanced OEM training.
SCADA System Integrator: Completed Adroit Advanced Smart UI training, 10+ years’ experience integrating telemetry with Adroit SCADA.
Bidders must clearly specify training cost per person for Year 1, Year 2, and Year 3.
Pricing must be provided for retention of existing tag readers or supply of new systems.
Pricing for antenna types (e.g., Webb HD400 dipoles, Webb Y425/3 or Y425/7 Yagi antennas) must be included; high-gain antenna requirements will be indicated in the Price Schedule.
All instruments supplied shall carry a minimum 12-month warranty. Contractor to provide back-to-back warranty equivalent to or better than the OEM/agent.
Technical specifications for instruments (e.g., hydrostatic pressure transducers, pressure transducers, radar level sensors) are provided as minimum requirements; instruments meeting or exceeding these are acceptable.
Additional instruments may be supplied subject to approval by the JW Engineer.
Detailed specifications are provided for instrument types including output, range, accuracy, materials, and environmental ratings.
Sets the constitutional standard for fair, equitable, transparent, competitive and cost-effective public procurement.
Relevant because this is a South African public-sector procurement opportunity.
65 Ntemi Piliso Street - Newtown - Johannesburg - 2001
Document-Backed
Source Snapshot Available
AI Enhanced
Source confidence
High source confidence
Official source
eTenders.gov.za
Documents found
1
Last checked
02 Jul 2026
AI status
Enhanced
Data conflicts
None detected
This tender has strong source evidence, including source metadata and supporting tender information synced from the government tender portal.
Tenders SA is not the issuing authority. All tenders are automatically synced from the official government tender portal. Always confirm final submission details, closing dates, briefing sessions, eligibility requirements, and documents on the official government portal before applying.