RFP QuestBeta
OpenStage · tender

SEVERN TRENT WATER LIMITED

Procurement of Tank Covers

ConstructionCPV 44112400
Value£37.4m
Deadline
Published25 Jun 2026
RegionNationwide
Contract value in context
£37.4mtotal contract value
median £135k
this tender£0£40.4m

This is a large award for Construction Materials & Structures — above three-quarters of comparable contracts. Based on 10,341 valued Construction Materials & Structures tenders in our corpus.

Match for your company
Sign up free to see how well this tender matches your company — the score, the signals that align, and where the gaps are.
The brief

Overview The Contracting Authority requires the design, supply and installation of tank cover systems for wastewater and water treatment assets.

As part of its AMP8 Net Zero Investment Programme, the Contracting Authority intends to deliver Cover and Treat solutions across approximately 23 sites (subject to change) to reduce process emissions by approximately 19,618 tCO₂e.

Hafren Dyfrdwy also has an AMP8 regulatory commitment to deliver a Cover and Treat solution at one site, contributing a further reduction of approximately 411 tCO₂e.

The scope includes Activated Sludge Plant (ASP) lanes and Liquor Treatment Plant (LTP) tanks associated with wastewater and sludge treatment processes.

These assets operate continuously and contain biologically active, aerated liquors that generate off-gases during normal operation.

Any proposed tank cover solution must be suitable for installation over li…

Key requirements

What the supplier must deliver

01

The Contracting Authority requires the design, supply

The Contracting Authority requires the design, supply and installation of tank cover systems for wastewater and water treatment assets.

02

As part of its AMP8 Net Zero

As part of its AMP8 Net Zero Investment Programme, the Contracting Authority intends to deliver Cover and Treat solutions across approximately 23 sites (subject to change) to reduce process emissions by approximately 19,618 tCO₂e.

03

Hafren Dyfrdwy also has an AMP8 regulatory

Hafren Dyfrdwy also has an AMP8 regulatory commitment to deliver a Cover and Treat solution at one site, contributing a further reduction of approximately 411 tCO₂e.

04

Any proposed tank cover solution must

Any proposed tank cover solution must be suitable for installation over live operational treatment assets and must not adversely affect process performance, operation, maintenance activities or access requirements.

05

The successful suppliers will be required

The successful suppliers will be required to design, manufacture, supply, deliver, install, test and commission impermeable tank cover systems for Activated Sludge Plants (ASPs) and Liquor Treatment Plants (LTPs).

Derived from the notice text — always confirm against the original documents.

Source & provenance
OCID
ocds-h6vhtk-0654b0
Stage
tender · Open
Source
Find a Tender
Buyer ref
059640-2026
View the original notice on Find a Tender

Contains public sector information licensed under the Open Government Licence v3.0. Source data © Crown copyright.

Market context

Who wins this kind of work

The suppliers and buyers around this opportunity — drawn from official award data. Drag to orbit; click a node to explore.

Top suppliers & buyers in Construction Materials & Structures

Assembling the market network…

SEVERN TRENT WATER LIMITED’s tender network

Assembling the network…