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United Utilities Water Limited (UU) proposes to deliver a scheme titled Haweswater Aqueduct Resilience Programme (HARP DPC Project) via Ofwat’s Direct Procurement for Customers (DPC) approach, engaging a Competitively Appointed Provider (CAP) to design, build, finance and maintain this major water resilience supply project.
The HARP DPC Project comprises the replacement of 6 tunnel sections of the existing Haweswater Aqueduct (HA), connections to existing multiline siphons between the tunnel sections and associated facilities. It also includes the commissioning and ongoing maintenance of those works for a period of approximately 25 years after completion.
This procurement was divided into 1 lots, each awarded separately.
Lots
1
Combined Lot Value
£1,750,000,000
Lot
Value
Awarded To
Status
Lot 1
12,000 days (≈32.9 yrs)
£1,750,000,000
Cascade Infrastructure Limited
active
Data note: the source feed marks these lots as cancelled even though their awards are active — an inconsistency in the published notice. The award status is shown above.
Award criteria
Weightings from the notice.
Technical60%
Commercial40%(price)
Key Dates
Published
21 August 2025
Tender Open
-
Tender Deadline
17 August 2022
Award Date
-
Contract Signed
14 August 2025
Contract Start
-
Contract End
-
Procurement Details
Method
Selective — suppliers are shortlisted first
Method Details
Negotiated procedure with prior call for competition
45000000 – Construction work; 43123000 – Tunnelling machinery; 43320000 – Construction equipment; 45221000 – Construction work for bridges and tunnels, shafts and subways; 45221200 – Construction work for tunnels, shafts and subways; 45221240 – Construction work for tunnels; 45221247 – Tunnelling works; 45231300 – Construction work for water and sewage pipelines; 45233000 – Construction, foundation and surface works for highways, roads; 45350000 – Mechanical installations; 50000000 – Repair and maintenance services; 63712320 – Tunnel operation services; 65100000 – Water distribution and related services; 65320000 – Operation of electrical installations; 66100000 – Banking and investment services; 66122000 – Corporate finance and venture capital services; 71000000 – Architectural, construction, engineering and inspection services; 71242000 – Project and design preparation, estimation of costs; 71322000 – Engineering design services for the construction of civil engineering works; 71500000 – Construction-related services; 71540000 – Construction management services; 71541000 – Construction project management services