United Utilities has gone out to tender with an AMP8/9 Works-Framework-Build Only contract worth an estimated £6 billion in total.

United Utilities' 5 year asset management plans for the AMP8 period (and AMP9) has adopted a delivery model formed of 5 distinct delivery runways.
The procurement is for the Build Only delivery runway. The scope of works will be for construction of assets in the following 2 Lots:
Lot 1 – Non-Infrastructure - Water Treatment, Waste Water Treatment, Pumping Stations & Storage, Reservoirs, Bio Resources and Energy. (£1.7 billion)
Work types UU envisages will form part of the Lot 1 Non-Infrastructure works include:
- Sludge treatment Bio-digesters
- Chemical Dosing Rigs
- Primary, secondary & tertiary wastewater treatment process
- Gas Holders
- MEICA Installation and commissioning
- Presses
- Combined Heat and Power
- Access Roads and Site Facilities
- Other construction works
Lot 2 – Infrastructure: Water Networks & Water Network Pipelines, Wastewater Networks & Wastewater Network Pipelines, Pumping Stations & Storage and Reservoirs. (£4.3 billion)
Work types UU envisage will form part of the Lot 2 Infrastructure works include:
- Pump Installations
- Concrete in-situ tank installations
- Pre-fabricated tanks
- CSO chamber installations & pump return
- Sewer upsizing and installations
- Screen installations
- MEICA Installation and commissioning
- Access Roads and Site Facilities
- Other construction works.
The water company is looking to award up to 17 framework agreements in total - 7 for Lot 1, and 10 for Lot 2 respectively.
The number of projects awarded will be subject to AMP8 requirements and dependent on the size, type and geography of the final agreed programme for AMP8, and beyond.
Contract term is 10 years with a option to extend for one or more further periods of up to 5 years in total, up to a longstop date of 31 March 2035.
Time limit for receipt of tenders or requests to participate is 25 September 2023 – click here to access the tender documentation.
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Hear how United Utilities is accelerating its investment to reduce spills from storm overflows across the Northwest.