Source: https://tendernation.io/opportunities/01a13b98-2cd4-7046-b7cd-0fe8092d20e6/slow-sand-filter-beds-and-rapid-gravity-filter-refurbishment-services-and-media awarded GB restricted procedure # Slow Sand Filter Beds and Rapid Gravity Filter Refurbishment Services and Media supply [Thames Water Utilities Limited](https://tendernation.io/buyers/thames-water-utilities-limited) Estimated value £35,604,492 Published 14 Mar 2023 Deadline Closed 11 Feb 2022 ## Who can bid - Split into 6 lots You can usually bid for just the lots you can deliver. - Sets up a framework Winning a place does not guarantee work: contracts are awarded later as call-offs, and the list usually stays closed for years. ## About this tender Thames Water are seeking a number of partners to maintain its slow sand filter beds and rapid gravity filters so they are efficient and effective through refurbishment services and good quality media. Services required for this framework agreement are split into the following lots: - Lot 1 Media removal and installation - Lot 2 Slow sand filter bed refurbishments - Lot 3 Supply of floor blocks for the slow sand filter beds - Lot 4 Media supply for slow sand filter beds - Lot 5 Rapid gravity filter refurbishments - Lot 6 Media supply for rapid gravity filters The specifications for each lot are provided in the documents relating to this procurement along with the terms and conditions which are yet to be finalised. Bidders can apply for an individual lot or for more than one lot. ## CPV classification Works for complete or part construction and civil engineering work Construction machinery and equipment Excavating work Filtration plant equipment Blocks Gravel, sand, crushed stone and aggregates Source Find a Tender (UK) · Notice ocds-h6vhtk-030df2-2023-03-14T13:17:26Z [View official notice](https://www.find-tender.service.gov.uk/Notice/ocds-h6vhtk-030df2-2023-03-14T13:17:26Z) Never miss a tender like this again Get AI summaries, deadline alerts and a bid pipeline for tenders matched to your business. Free to start. [Track tenders free](https://tendernation.io/register) [Buyer profile Thames Water Utilities Limited: past awards and live tenders](https://tendernation.io/buyers/thames-water-utilities-limited) [Sector More Construction work tenders](https://tendernation.io/sectors/construction-work) ## More tenders like this [Bannister Sports Centre Athletic Track Soft Market Testing Exercise · Harrow Council · 38 days left · 26 Nov 2026](https://tendernation.io/opportunities/01a1540d-d9e4-71cb-ad57-1603e9042fec/bannister-sports-centre-athletic-track-soft-market-testing-exercise) [Hdc-1714 wadkins pavilion refurbishment · Harborough District Council · 39 days left · 27 Nov 2026](https://tendernation.io/opportunities/01a155bf-f664-72f9-9823-a85d6cddbdc6/hdc-1714-wadkins-pavilion-refurbishment) [Design, supply, and Installation of Newbiggin Skatepark Extension · Newbiggin Town Council · 35 days left · 23 Nov 2026](https://tendernation.io/opportunities/01a15552-19a2-7348-a5cc-3f5ae51ef934/design-supply-and-installation-of-newbiggin-skatepark-extension) [Tender for the design, supply, delivery and installation of a modular UNIT and associated works at ARC healthy living, irvinestown. peaceplus funded upgrade works · Fermanagh and Omagh District Council · 14 days left · 2 Nov 2026](https://tendernation.io/opportunities/01a15552-1b74-73ec-a6f6-a1af37959997/tender-for-the-design-supply-delivery-and-installation-of-a-modular-unit-and-a) [ESPH AB RDC Sidley Depot (ESPH753) · Rother District Council · 49 days left · 7 Dec 2026](https://tendernation.io/opportunities/01a15552-1d19-7155-8fe0-0d917105fca8/esph-ab-rdc-sidley-depot-esph753) [Demolition, Design and Construction of Howard's Lane Public Toilets, Howard's Lane, Wareham · Wareham Town Council · 88 days left · 15 Jan 2027](https://tendernation.io/opportunities/01a15552-1d8a-7277-bc5b-edc9a127ee5b/demolition-design-and-construction-of-howards-lane-public-toilets-howards-la)