Severn Tunnel
Severn Tunnel is a rail tunnel in UK.
- Type: Rail
- Country: UK
- Length: 7.0 km
- Opened: 1886
Overview
Great Western Railway bore under the Severn estuary, the longest main line rail tunnel in Britain for over a century. A freshwater spring burst into the heading in 1879 and has been pumped out ever since. Still on the London to South Wales route.
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