Plumbing services – Annual Backflow Device Testing for CHRC assets

Summary and scope

Central Highland Regional Council is seeking a qualified and experienced contractor(s) to undertake testing of all backflow prevention devices installed on council facilities and land. The contract is for a three (3) year period to include annual testing in the 24/25. 25/26 and 26/27 financial years. The contract also includes an option for two consecutive one year extensions to the contract which may be awarded by council. A backflow prevention device is installed to protect drinking water supplies from the contamination or pollution from within the property due to backflow, back-pressure or back-siphonage. All backflow prevention devices that testable devices rated for high or medium hazard installations including testable single check valves as part of a fire service are required to be tested upon installation and commissioning then at intervals no longer than 12 months. This must be carried out by a licensed plumber endorsed for backflow prevention with commissioning and service reports provided to Council within 10 business days of carrying out the work in accordance with the Plumbing and Drainage Regulation 2019 Section 103. Currently, Central Highlands Regional Council has approximately 412 backflow devices. These devices are for the protection of Council infrastructure from contamination. Council has an obligation under the Plumbing and Drainage Act 2018 to maintain a register for the backflow devices within the Council area. Council is seeking offers from qualified suppliers to tender for the new backflow prevention testing contract.