London St Pancras Highspeed has announced it will invest £300m in infrastructure renewals over the next five years, from April 2025 to March 2030.

The funding for this five-year control period 4 (CP4) aims to maintain and enhance the UK’s 109km high-speed line, which runs from London St Pancras to the Eurotunnel at Folkestone.

London St Pancras Highspeed, which operates this line, says the CP4 renewal programme includes £4m that will go towards research and development. This will help support the trial of innovative technologies to improve asset renewal efficiency and monitoring, including systems for remote condition surveillance.

Ahead of each new control period, the condition and performance of railway assets are assessed in detail. The results of these help inform strategies for asset renewal over the next 40 years.

The new CP4 plan reflects the outcomes of this latest detailed asset review and, as London St Pancras Highspeed states, it helps ensure the “UK’s only high-speed railway...