VERIFICATION AND CALIBRATION OF EXISTING FLOW METERS AT DRIEFONTEIN WORKS (COMPUTER BASED WORK)Closed

Overview

Verification and calibration of existing flow meters at Driefontein Works (computer based). Johannesburg Water invites bids from contractors with flow metrology/calibration expertise, on-site verification capability, and SANAS-accredited calibration capacity. The scope includes verification/calibration of Venturi and ultrasonic/open-channel meters, plus reporting and certificates; deliverables must include tolerance verification (within 5%) and individual meter certificates (RFQJW51ZZ26_Flow Meters Verification and Calibration.pdf). Submissions are via the e-tender portal, with a compulsory briefing 15 July 2026 and closing 22 July 2026.

Requirements

• Attend compulsory site briefing. (RFQJW51ZZ26_Flow Meters Verification and Calibration.pdf)
• Submit proof of one completed flow meter calibration project (completion certificate or client letter, dated and signed). (RFQJW51ZZ26_Flow Meters Verification and Calibration.pdf)
• Provide certified Metrologist Mert Cert certificate in liquid flow metrology. (RFQJW51ZZ26_Flow Meters Verification and Calibration.pdf)
• Quotes must be on company letterhead, include all applicable taxes, and be submitted by the closing date/time. (RFQJW51ZZ26_Flow Meters Verification and Calibration.pdf)
• Submit a valid BBBEE certificate or sworn affidavit; attach completed MBD forms; provide CSD/MAAA supplier number; and lease/municipal account where applicable. (Administrative Requirements; MBD forms) (RFQJW51ZZ26_Flow Meters Verification and Calibration.pdf)
• Compliance with JW supply chain policy and other mandatory pre-qualifications. (RFQJW51ZZ26_Flow Meters Verification and Calibration.pdf)

How to Apply

• Submission deadline: 22 July 2026 at 16:00; Submissions via the E-tender Portal (www.etenders.gov.za) only. (RFQJW51ZZ26_Flow Meters Verification and Calibration.pdf)
• Mandatory briefing: 15 July 2026, 09:00, Plot 55 Clinic Road, Driefontein Wastewater Treatment Works. (RFQJW51ZZ26_Flow Meters Verification and Calibration.pdf)
• Guide to submitting: use CSD credentials, attach compulsory documents, and follow e-tender steps on the portal. (RFQJW51ZZ26_Flow Meters Verification and Calibration.pdf)
• Required documents to submit with bid: Pricing Schedule (MBD 3.1) and the full set of MBD forms (MBD 4, 6.1, 8, 9), CSD/MAAA registration, tax clearance, BBBEE documentation, and company registration documents. (Pricing Schedule – MBD 3.1; Administrative Requirements) (RFQJW51ZZ26_Flow Meters Verification and Calibration.pdf)
• Site safety: Minimum SHE requirements apply (induction, PPE, risk assessments, safety file, etc.). (Minimum SHE Requirements for Construction Related RFQ projects)