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Friday, 24 October 2025 08:24

United Utilities awards £205 million AMP8/9 framework contracts for reservoir works

United Utilities has awarded AMP8/9 framework contracts for reservoir works with an estimated total value of £205 million (ex VAT).

UNITED UTILITIES THIRLMERE RESERVOIR

Photo: Thirlmere Reservoir

The framework was tendered in two separate Lots - Lot 1 had an estimated value of £80 million (ex VAT), while Lot 2 had an estimated value of £125 million (ex VAT) when the framework first went out to tender in November 2024.

The utility has appointed eight partners to carry out investigations, maintenance, repair and the replacement of assets across its 184 reservoirs – more than any water company in England which supply around 1.85 billion litres of drinking water to its customers on a daily basis.

The eight partners that have been chosen are

  • Askam Civil Engineering
  • AE Yates
  • Bethell Construction
  • Bachy Soletanche
  • Cleantech Civils
  • JVT Construction
  • Kier Integrated Services
  • Stonbury.

 

Scope of works to be provided under each Lot includes:

Lot 1- Reservoir Improvements and Maintenance

  • Confined space works – including maintenance, repair, replacement of reservoir assets
  • Conduit maintenance
  • Metal work/fabrication - design, maintenance, repair/replacement and servicing
  • Valve tower access solution
  • Valves – design, maintenance repair/replacement and servicing including hydraulic/electrical actuation
  • General Civils
  • Wavewall construction
  • Debris barriers
  • Granular Filter construction
  • Drainage clearance, surveying, repairs and improvements
  • Masonry repairs/pressure grouting/joining sealing

 

Lot 2 Specialist Reservoir Ground Improvements

  • Slurry Trench
  • Diaphragm Wall
  • TAM Grouting
  • Jet Grouting
  • Secant and Contiguous Piles
  • Rock and Ground Anchors
  • Design capability for specialist geotechnical works

 

Contracts have been awarded for each Lot as follows:

Lot 1- Reservoir Improvements and Maintenance

  • AE Yates Ltd
  • Askam Civil Engineering Ltd
  • Bethell Contruction Ltd
  • Cleantech Civils Ltd
  • JVT Construction
  • Stonbury Ltd

 

Lot 2- Specialist Reservoir Ground Improvements

  • Bachy Soletanche Ltd
  • Bethell Construction Ltd
  • Kier Integrated Services Ltd

 

Commenting on the contract awards, Jane Simpson, Commercial Engineering and Capital Delivery Director for United Utilities, said:

“Our reservoirs are critical for keeping customers’ taps flowing across the North West as well as being iconic sites that many people enjoy visiting.

“The eight partners we have chosen will bring great expertise to help ensure we can maintain these reservoirs and provide our customers with the great quality drinking water they expect.”

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