London Power Tunnels Drainage Design

  • Project Type: Buildings & Civils, Geotechnical, Bridges & Structures, M&E
  • Client: Richter Associates
  • Location: London, UK
  • Date: 2020 to 2021

About this Project

National Grid is building a new cable tunnel, 32.5km in length, between Wimbledon and Crayford.

In Spring 2020 National Grid embarked upon a six-year, £1 billion project, to rewire South London via deep underground tunnels. This vital work will help keep Londoners connected to safe and reliable electricity supplies.

Roles and Responsibility

ECSL were responsible for the highways and drainage dsesign in accordance with the DMRB, writing the MCHW specification, swept path analysis and drainage modelling in accordance with SUDS


  • Highways Design
  • Drainage Design

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