- Tunnel Boring Machine (TBM) tunnels
- Sequential Excavation Mined (SEM) tunnels
- Cut and Cover (CnC) Tunnels
- Steel Lined tunnels
- Subway stations
- Underground parking garages
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| MINING |
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- Shafts and declines (during construction and after lined)
- Leaking mine panels and rooms
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| NUCLEAR APPLICATIONS |
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- Power plants
- Storage and disposal facilities
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