Grain to Tilbury Electricity Upgrade Project
Sector: Power Generation (CCGT) • Location: Tilbury, Essex, United Kingdom
Source: Tunnels and Tunnelling
The project involves the construction of a new 2.2km-long high-voltage (400kV) cable tunnel under the River Thames to replace the existing 1960s Thames Cable Tunnel between Tilbury and Gravesend. It includes sinking launch and retrieval shafts using Europe's largest vertical shaft sinking machine (VSM) and tunnelling with a Herrenknecht mix shield TBM. The VSM operates remotely in a slurry environ
- Status
- Under Construction
- Sector
- Power Generation (CCGT), Power Transmission, Tunnel
- Location
- Tilbury, Essex, United Kingdom
- Updated
- 22 Jul 2026
- Source
- Tunnels and Tunnelling
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Project Information
Participants
Company |
Status
Original status | under construction |
Taiyo status | Under Construction |
Taiyo last update | 2026-07-22 |
Contact
| Not available for this record. |
Description
Description | The project involves the construction of a new 2.2km-long high-voltage (400kV) cable tunnel under the River Thames to replace the existing 1960s Thames Cable Tunnel between Tilbury and Gravesend. It includes sinking launch and retrieval shafts using Europe's largest vertical shaft sinking machine (VSM) and tunnelling with a Herrenknecht mix shield TBM. The VSM operates remotely in a slurry environment to enhance safety, speed, and environmental performance. |
Original sector | Power & Utilities |
Location
Country | United Kingdom (UK) |
State | Essex |
City | Tilbury |
Source
Source | Tunnels and Tunnelling |
URL |
More Details
Record type | Project |
Sector | Power Generation (CCGT), Power Transmission, Tunnel |
Article published date | 2025-11-24 |
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