The National Audit Office (NAO) is set to investigate the Lower Thames Crossing, a major infrastructure project linking Kent and Essex, amid rising concerns over its escalating costs, now estimated at £11 billion. This scrutiny comes as campaigners highlight the financial implications of the project, which is already seeing over £1 billion spent before construction has even begun.
The project, designed to alleviate congestion at the Dartford Crossing, has drawn criticism for its high cost per mile, surpassing that of the HS2 rail link. The NAO’s involvement signals a potential shift in oversight, especially as the government has committed significant public funds while planning to privatise the tunnel’s operation.
With the completion date pushed to 2034, the investigation could impact future funding and planning decisions. Critics argue that the project exemplifies the need for urgent reform in how large infrastructure projects are managed in the UK, particularly in light of the environmental concerns associated with such developments.
As the NAO prepares to monitor the project’s progress, the outcome of this investigation may influence public perception and government policy regarding infrastructure spending and private sector involvement in public assets.
Source: The Guardian

