Green Adelaide Board · SA Gov

Open

Tender: Cleaning and Maintenance of Gross Pollutant Traps, Sediment Basins and Fishways — Green Adelaide (2027–2031)

Released 3 days ago

Closes05 Feb 2027

Likely valueRough estimate$60K to $520KInflation adjusted

LocationAdelaide Metropolitan area, SA

AgencyGreen Adelaide Board

SourceSA Gov

CategoryWater & Sanitation

92 days leftCloses Fri, 5 Feb 2027

About

Green Adelaide is seeking an environmental services supplier to perform cleaning, maintenance and ongoing asset management of gross pollutant traps (GPTs), sediment basins and fishways under Green Adelaide’s responsibility for a contract term of up to four years until 30 June 2031. All assets are located within the Green Adelaide region across the Adelaide Metropolitan area, with exact locations provided in Part B–Specification. Respondents must demonstrate how their tender will maximise removal of gross pollutants and sediment to deliver ecological benefits to receiving waters in each catchment, improve cost‑benefit efficiencies, preserve and enhance the performance of existing investments made by Green Adelaide and the Department for Environment and Water, and contribute to Green Adelaide’s key priorities and the five‑year Green Adelaide Regional Landscape Plan.

Tender breakdown

From 6 documents

water management asset cleaning and maintenanceSchedule of rates

TodayStart1 JulComplete30 Jun

Watch out for6

Many sites have locked gates requiring keys from SA Water/Green Adelaide/City; SA Water requires loan conditions accepting liability for lost keys

Strict inspection triggers and short response times (inspect same day/next working day after rainfall triggers; clean within 2 working days if >50% full or other criteria met)

All removed material must be weighed and disposed to licenced facility; sediment removals require pre-sampling, EPA classification and a Method Statement 30 days before works

Pulled from the tender documents by AI and may miss or misread details. Always check the official documents before you bid.

Documents6

Grouped by what each file is for

Scope and specifications2What is being bought: the work, standards and requirements.

Forms to return2Fill these in and send them back with your response.

Contract and conditions1The contract you would sign and its terms.

Guides and policies1Background: buyer policies, guides and portal instructions.

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3 new water and sanitation tenders

Cleaning and Maintenance of Gross Pollutant Traps, Sediment Basins and Fishways — Green Adelaide (2027–2031)Water & Sanitation · Green Adelaide Board · Closes 5 Feb 2027

Minor GPT Works and Comprehensive Cleaning – Bayside City CouncilConstruction · Closes 5 Nov 2026

Clonaig Street Gross Pollutant Trap Upgrade – Bayside City Council (2026/27)Water & Sanitation · Closes 25 Nov 2026

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