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A406 North Circular Road project

We’re investing £18 million to replace a major pipe. The pipe runs along a section of the A406 North Circular Road and serves over 27,000 households.

The 24-inch diameter pipe serves households within Enfield, Haringey and Barnet. In previous years, the pipe has leaked causing extensive disruption for traffic.

We’re installing pipes made of Ductile Iron which is known for its durability. More durable pipes reduce the risk of leaks, bursts, and flooding. This will provide a more reliable service for the growing population over the next 100 years.

Once complete, there will be approximately 3,000 metres of pipe installed. This will be between the London Boroughs of Barnet and Enfield.

north circular road works map

When and where we'll be working

The project will start on Monday 26th February 2024 and is expected to finish in Spring 2025.

Work will be carried out in the following four key locations:

Station Road

We’ll be working on Station Road as part of our project to replace a major pipe in the area.

View Station Road project

Brookdale

As part of the project, we'll be working at Brookdale in two phases starting on Monday 26th February 2024.

View Brookdale project

Arnos Grove

The Arnos Grove project will start on Monday 26th February and will be carried out in two phases.

View Arnos Grove project

Arnos Park

We’ll be working at Arnos Park as part of our project to replace a major pipe in the area.

View Arnos Park project

Get in touch

If you have a question about the project, you can contact us by email at customer.feedback@thameswater.co.uk or call us on 0800 316 9800. Please quote BB70048197.