Source: https://tendernation.io/opportunities/01a13bcc-9764-7139-a5a5-df1d83f19633/supply-repair-installation-and-maintenance-of-sewer-depth-and-event-duration-m

awarded GB restricted procedure Suitable for SMEs

# Supply, Repair, Installation and Maintenance of Sewer Depth and Event Duration Monitors

[Thames Water Utilities Limited](https://tendernation.io/buyers/thames-water-utilities-limited)

Estimated value

£50,200,000

Published

19 Mar 2026

Deadline

Closed

27 May 2025

## Who can bid

- Buyer says suitable for SMEs

    The buyer ticked “suitable for SMEs” on the notice. Anyone can still bid.
- Split into 5 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.

[More contracts for small businesses and VCSEs](https://tendernation.io/opportunities/for-small-businesses)

## About this tender

We need c15,000 - 30,000 additional Sewer Depth Monitors and c900 Event Duration Monitors (installation & spares) to be installed by the end of AMP8.

This number of SDM installations was calculated in the strategic modelling of blockage, flooding and pollution performance and is part of a suite of planned interventions (including sewer cleaning, customer education, sewer rehabilitation) that are identified to deliver performance improvements through AMP8.

This procurement is to source service provides for the supply/repair of devices and service providers for the installation and maintenance.

It will be split into 5 lots:

•Lot 1a Supply/repair of Sewer Depth Monitors (Trunk)

•Lot 1b Supply/repair of Sewer Depth Monitors (Network)

•Lot 2 Supply/repair of Event Duration Monitors

•Lot 3 Installation and maintenance of Sewer Depth Monitors

•Lot 4 Installation and maintenance of Event Duration Monitors

## CPV classification

Sewerage work

Source

Find a Tender (UK) · Notice ocds-h6vhtk-0509dd-2026-03-19T15:41:29Z

[View official notice](https://www.find-tender.service.gov.uk/Notice/ocds-h6vhtk-0509dd-2026-03-19T15:41:29Z)

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) [Construction work – (WZNOWIONE POSTĘPOWANIE) Budowa i przebudowa kogeneracji gazowych o łącznej mocy 4,636 MWe i 5,729 MWt w Elektrociepłowni Ciechanów · Elektrociepłownia Ciechanów sp. z o.o. · 6 days left · 26 Oct 2026](https://tendernation.io/opportunities/01a156a9-8e72-7024-a07c-4da735079800/poland-construction-work-wznowione-postepowanie-budowa-i-przebudowa-kogene) [Demolition work – Rück- und Neubau Lichthochmaste · Hamburg Verkehrsanlagen GmbH · 6 days left · 26 Oct 2026](https://tendernation.io/opportunities/01a156a9-6ef0-7276-94e2-d5fa0cb2d6c7/germany-demolition-work-ruck-und-neubau-lichthochmaste) [Heating plant construction work – Petrašiūnų elektrinės elektrifikacija, įrengiant elektros energijos kaupimo įrenginius, dyzelinį generatorių ir rekonstruojant 6 kV skirstyklą (projektavimas ir rangos darbai) · Akcinė bendrovė „Kauno energija“ (PV) · 6 days left · 26 Oct 2026](https://tendernation.io/opportunities/01a156a9-6f1d-727f-a077-bc25dec93b92/lithuania-heating-plant-construction-work-petrasiunu-elektrines-elektrifikac) [Floor-covering work – Universität Leipzig, Leuschnerplatz, Global Hub, Forschungsneubau · Staatsbetrieb Sächsisches Immobilien- und Baumanagement, Zentrale, Zentralstelle Vergabe- und Vertragsmanagement · 2 days left · 22 Oct 2026](https://tendernation.io/opportunities/01a156a9-acfc-73ee-baab-9e699f88521a/germany-floor-covering-work-universitat-leipzig-leuschnerplatz-global-hub) [Building construction work – Budowa budynku mieszkalnego wielorodzinnego wraz z infrastrukturą techniczną w miejscowości Szczucin · KZN SIM Tarnów Sp. z o.o. · 6 days left · 26 Oct 2026](https://tendernation.io/opportunities/01a156a9-d859-7328-9ee6-a304ce645326/poland-building-construction-work-budowa-budynku-mieszkalnego-wielorodzinneg)
