Transportation
Project
Rehabilitation and rock-lining repair of six miles of historic single-track rail tunnel in basalt.
Condition assessment, design and construction phase services for a 1920s-era rail tunnel.
A combination of mapped distress, remote inspection and roped-access verification supported a prioritised repair programme delivered inside short possession windows, minimising impact on freight operations.
Scope of work
- Tunnel Inspection & Rehabilitation
- Tunnels & Underground Engineering
- Geohazards
Project facts
- Length
- 6 miles
- Built
- 1920s
- Method
- Roped access
- Completion
- 2016
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