National Grid Activates New 18km Power Tunnel Beneath South London
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Summary
National Grid has activated the first of two new power circuits running through an 18km tunnel beneath South London, connecting New Cross substation in Southwark with Hurst substation in Bexley. The tunnel is sized like a deep-level tube train and runs up to 50 meters deep, replacing aging cables from the 1960s that have served London. The second circuit is scheduled to go live in the new year, completing the infrastructure upgrade.
Key quotes
· 3 pulledElectricity has started flowing through a deep-level tube train sized tunnel running through South London.
The first of two new circuits that connect National Grid's New Cross substation in Southwark with its Hurst substation in Bexley is now live, running for 18km beneath South London through tunnels up to 50 metres deep.
This new link replaces one of two buried cables that have served the capital since the 1960s, with the other to be replaced when the second New Cross-Hurst circuit goes live in the new year.
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