To stop the tunnel from flooding, Sudbrook also pumps 11,000,000 gallons ... It may look broadly how you expect it to, but this rare visit to the Severn Tunnel was a crash course in history ...

Electrification equipment in the Severn Tunnel has started to deteriorate in the structure's damp conditions, a UK transport minister has admitted. Engineers have fitted out the Victorian railway ...

Rail services are set to be disrupted when the Severn Tunnel is closed for essential track maintenance. The tunnel, which connects Monmouthshire and Gloucestershire, will be shut from 9-18 June ...