Projects · Water
Cumbria → Greater Manchester·Under wayWater
HARP, Haweswater Aqueduct (United Utilities)
- StagePlanning permissions confirmed; site investigation and enabling works; main construction expected to begin in 2026
- Valuec.£3bn estimated construction cost
- Next milestoneMain tunnel replacement construction
- Last checked1 November 2026
What has changed on this project, and when
- Next milestone: Main tunnel replacement construction2 November 2026 · previously: Main construction expected to start in 2026, following site investigation and enabling works
- Stage: Planning permissions confirmed; site investigation and enabling works; main construction expected to begin in 20262 November 2026 · previously: Main construction from 2026
- Value: c.£3bn estimated construction cost2 November 2026 · previously: £3bn
- Next milestone: Main construction expected to start in 2026, following site investigation and enabling works24 September 2026 · previously: Tunnel drives commence
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